FPUS55 KPSR 221831 ZFPPSR Zone Forecast Product for Southwest Arizona/Southeast California National Weather Service Phoenix AZ 1131 AM MST Sun Mar 22 2026 This is an automatically generated product that provides average values for large geographical areas and may not be representative of the exact location that you are interested in. For a more site specific forecast, please visit weather.gov/phoenix and either (1) Select a location from the dropdown menu above the map or (2) Click a location on the map. You can refine your selection by clicking on the map displayed on the resulting page. AZZ537-540-542>544-546-548-550-551-222300- Northwest Valley-Buckeye/Avondale-Deer Valley-Central Phoenix- North Phoenix/Glendale-Scottsdale/Paradise Valley-East Valley- South Mountain/Ahwatukee-Southeast Valley/Queen Creek- Including the cities of Circle City, Surprise, Wittmann, Beardsley, Sun City West, Avondale, Cashion, Goodyear, Liberty, Peoria, Phoenix, Paradise Valley, Mesa, Chandler, Tempe, Gilbert, Sun Lakes, and Queen Creek 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 97 to 102. East wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 61 to 70. West wind 5 to 10 mph in the evening becoming southeast around 5 mph after midnight. .MONDAY...Sunny. Highs 94 to 99. East wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 61 to 68. West wind 5 to 10 mph in the evening becoming light after midnight. .TUESDAY...Sunny and hot. Highs 95 to 100. East wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 61 to 68. .WEDNESDAY...Sunny and hot. Highs 97 to 103. .WEDNESDAY NIGHT...Clear. Lows 62 to 69. .THURSDAY...Sunny and hot. Highs 98 to 104. .THURSDAY NIGHT...Clear. Lows 61 to 68. .FRIDAY...Partly sunny and hot. Highs 98 to 104. .FRIDAY NIGHT...Partly cloudy. Lows 65 to 71. .SATURDAY...Partly cloudy and hot. Highs 95 to 100. $$ AZZ541-549-555-222300- Cave Creek/New River-Fountain Hills/East Mesa- Apache Junction/Gold Canyon- Including the cities of Scottsdale, Fountain Hills, and Apache Junction 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 97 to 102. East wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 58 to 68. Northwest wind around 5 mph in the evening becoming east after midnight. .MONDAY...Sunny. Highs 93 to 98. Southeast wind 5 to 10 mph in the morning becoming southwest in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 57 to 67. Northwest wind around 5 mph in the evening becoming northeast 5 to 10 mph after midnight. .TUESDAY...Sunny. Highs 94 to 99. East wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TUESDAY NIGHT...Clear. Lows 62 to 67. .WEDNESDAY...Sunny and hot. Highs 95 to 101. .WEDNESDAY NIGHT...Clear. Lows 63 to 68. .THURSDAY...Sunny and hot. Highs 96 to 102. .THURSDAY NIGHT...Clear. Lows 62 to 67. .FRIDAY...Partly sunny and hot. Highs 97 to 103. .FRIDAY NIGHT...Partly cloudy. Lows 65 to 70. .SATURDAY...Partly cloudy. Not as warm. Highs in the 90s. $$ AZZ553-554-222300- Northwest Pinal County-West Pinal County- Including the cities of Casa Grande, Cactus Forest, Florence, and Coolidge 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Mostly sunny in the morning then becoming partly sunny. Hot. Highs 98 to 103. Southeast wind around 5 mph in the morning becoming west 5 to 10 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 56 to 66. West wind 5 to 10 mph in the evening becoming south after midnight. .MONDAY...Sunny. Highs 94 to 99. Southeast wind around 5 mph in the morning becoming west 5 to 10 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 55 to 65. West wind around 5 mph in the evening becoming light after midnight. .TUESDAY...Sunny and hot. Highs 95 to 100. Light wind in the morning becoming west 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 57 to 65. .WEDNESDAY...Sunny and hot. Highs 97 to 103. .WEDNESDAY NIGHT...Clear. Lows 58 to 66. .THURSDAY...Sunny and hot. Highs 99 to 103. .THURSDAY NIGHT...Clear. Lows 58 to 65. .FRIDAY...Partly sunny and hot. Highs 98 to 104. .FRIDAY NIGHT...Partly cloudy and warmer. Lows 62 to 70. .SATURDAY...Partly cloudy and hot. Highs 94 to 100. $$ AZZ532-222300- Yuma- Including the cities of Yuma and Fortuna Foothills 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Mostly sunny and hot. Highs near 101. Northwest wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TONIGHT...Partly cloudy. Lows 62 to 66. South wind 5 to 10 mph in the evening becoming southeast after midnight. .MONDAY...Sunny. Not as warm. Highs near 96. South wind 10 to 15 mph. .MONDAY NIGHT...Clear. Lows 58 to 63. Southeast wind 5 to 15 mph. .TUESDAY...Sunny. Highs near 97. Southeast wind 5 to 10 mph. .TUESDAY NIGHT...Clear. Lows 59 to 66. .WEDNESDAY...Sunny and hot. Highs 100 to 102. .WEDNESDAY NIGHT...Clear. Lows 60 to 66. .THURSDAY...Sunny and hot. Highs 100 to 102. .THURSDAY NIGHT...Clear. Lows 61 to 67. .FRIDAY...Sunny in the morning then becoming partly sunny. Hot. Highs 101 to 103. .FRIDAY NIGHT...Partly cloudy. Lows 65 to 70. .SATURDAY...Partly cloudy and hot. Highs 100 to 102. $$ AZZ562-222300- Globe/Miami- Including the cities of Globe and Miami 1131 AM MST Sun Mar 22 2026 .TODAY...Mostly sunny in the morning then becoming partly sunny. Highs 84 to 94. North wind around 5 mph in the morning becoming west 5 to 15 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 53 to 63. West wind 5 to 10 mph. .MONDAY...Sunny. Highs 83 to 93. Southeast wind 5 to 10 mph in the morning becoming southwest 10 to 15 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 51 to 61. West wind 5 to 10 mph in the evening becoming north around 5 mph after midnight. .TUESDAY...Sunny. Highs 82 to 92. Northeast wind around 5 mph in the morning becoming west 5 to 15 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows near 60. .WEDNESDAY...Sunny. Highs 89 to 95. .WEDNESDAY NIGHT...Clear. Lows near 60. .THURSDAY...Sunny. Highs in the lower to mid 90s. .THURSDAY NIGHT...Clear. Lows near 60. .FRIDAY...Partly sunny. Highs 89 to 95. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy. Not as warm. Highs 80 to 86. $$ AZZ545-547-552-561-222300- New River Mesa-Rio Verde/Salt River-Superior-Dripping Springs- Including the cities of Tortilla Flat, Superior, Hayden, and Winkelman 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 96 to 101. East wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 58 to 68. Northwest wind 5 to 10 mph in the evening becoming east around 5 mph after midnight. .MONDAY...Sunny. Highs 93 to 98. East wind 5 to 10 mph in the morning becoming southwest in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 57 to 67. Northwest wind 5 to 10 mph in the evening becoming northeast after midnight. .TUESDAY...Sunny. Highs 93 to 98. East wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TUESDAY NIGHT...Clear. Lows 60 to 68. .WEDNESDAY...Sunny and hot. Highs 88 to 100. .WEDNESDAY NIGHT...Clear. Lows 60 to 68. .THURSDAY...Sunny and hot. Highs 89 to 101. .THURSDAY NIGHT...Clear. Lows 60 to 68. .FRIDAY...Partly sunny and hot. Highs 90 to 102. .FRIDAY NIGHT...Partly cloudy. Lows 60 to 69. .SATURDAY...Partly cloudy. Not as warm. Highs 84 to 96. $$ AZZ556>558-222300- Tonto Basin-Mazatzal Mountains-Pinal/Superstition Mountains- Including the cities of Punkin Center and Sunflower 1131 AM MST Sun Mar 22 2026 .TODAY...Mostly sunny in the morning then becoming partly sunny. Highs 91 to 96. North wind 5 to 10 mph in the morning becoming west 10 to 15 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 55 to 65. West wind 10 to 15 mph in the evening becoming southwest 5 to 10 mph after midnight. .MONDAY...Sunny. Highs 88 to 93. Southeast wind 5 to 10 mph in the morning becoming southwest 10 to 15 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 53 to 63. Northwest wind 10 to 15 mph in the evening becoming northeast 5 to 10 mph after midnight. .TUESDAY...Sunny. Highs 89 to 94. East wind 5 to 10 mph in the morning becoming west 10 to 15 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 56 to 64. .WEDNESDAY...Sunny. Highs 82 to 96. .WEDNESDAY NIGHT...Clear. Lows 55 to 64. .THURSDAY...Sunny. Highs 83 to 97. .THURSDAY NIGHT...Clear. Lows 55 to 64. .FRIDAY...Partly sunny. Highs 83 to 97. .FRIDAY NIGHT...Partly cloudy. Lows 56 to 66. .SATURDAY...Partly cloudy. Not as warm. Highs 75 to 89. $$ AZZ560-563-222300- San Carlos-Southeast Gila County- Including the cities of San Carlos and Peridot 1131 AM MST Sun Mar 22 2026 .TODAY...Mostly sunny in the morning then becoming partly sunny. Highs 85 to 95. Northeast wind 5 to 10 mph in the morning becoming west 10 to 15 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 54 to 64. West wind 5 to 10 mph in the evening becoming east around 5 mph after midnight. .MONDAY...Sunny. Highs 83 to 93. Southeast wind 5 to 10 mph in the morning becoming southwest 10 to 15 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 51 to 61. Northwest wind 5 to 10 mph in the evening becoming northeast around 5 mph after midnight. .TUESDAY...Sunny. Highs 84 to 94. Northeast wind 5 to 10 mph in the morning becoming west 10 to 15 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 43 to 63. .WEDNESDAY...Sunny. Highs 82 to 96. .WEDNESDAY NIGHT...Clear. Lows 42 to 62. .THURSDAY...Sunny. Highs 82 to 96. .THURSDAY NIGHT...Clear. Lows 42 to 62. .FRIDAY...Partly sunny. Highs 81 to 95. .FRIDAY NIGHT...Partly cloudy. Lows 45 to 63. .SATURDAY...Partly cloudy. Not as warm. Highs 72 to 86. $$ AZZ539-559-222300- Gila Bend-Sonoran Desert Natl Monument- Including the cities of Gila Bend, Sentinel, and Kaka 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 98 to 103. South wind around 5 mph in the morning becoming west 5 to 10 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 60 to 70. South wind 5 to 10 mph. .MONDAY...Sunny and hot. Highs 95 to 100. Southeast wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 57 to 67. Southwest wind 5 to 10 mph in the evening becoming southeast around 5 mph after midnight. .TUESDAY...Sunny and hot. Highs 96 to 101. Light wind in the morning becoming west 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 60 to 69. .WEDNESDAY...Sunny and hot. Highs 98 to 103. .WEDNESDAY NIGHT...Clear. Lows 61 to 70. .THURSDAY...Sunny and hot. Highs 98 to 104. .THURSDAY NIGHT...Clear. Lows 60 to 70. .FRIDAY...Partly sunny and hot. Highs 98 to 104. .FRIDAY NIGHT...Considerable cloudiness. Lows 65 to 74. .SATURDAY...Partly cloudy and hot. Highs 95 to 103. $$ AZZ534-538-222300- Aguila Valley-Tonopah Desert- Including the cities of Aguila, Gladden, Wickenburg, Arlington, Hassayampa, Tonopah, and Wintersburg 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 97 to 102. East wind around 5 mph in the morning becoming south 5 to 10 mph in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 58 to 68. Southwest wind 5 to 10 mph. .MONDAY...Sunny. Highs 93 to 98. East wind 5 to 10 mph in the morning becoming southwest in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 57 to 67. Southwest wind 5 to 10 mph in the evening becoming north around 5 mph after midnight. .TUESDAY...Sunny. Highs 94 to 99. East wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 57 to 68. .WEDNESDAY...Sunny and hot. Highs 95 to 103. .WEDNESDAY NIGHT...Clear. Lows 58 to 68. .THURSDAY...Sunny and hot. Highs 95 to 103. .THURSDAY NIGHT...Clear. Lows 58 to 68. .FRIDAY...Partly sunny and hot. Highs 95 to 103. .FRIDAY NIGHT...Partly cloudy. Lows 61 to 72. .SATURDAY...Partly cloudy and hot. Highs 93 to 101. $$ AZZ531-533-222300- Kofa-Central La Paz- Including the cities of Palm Canyon, Brenda, Harcuvar, Quartzsite, Vicksburg, Vicksburg Junction, and Salome 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 97 to 102. Northeast wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 60 to 70. South wind 5 to 10 mph. .MONDAY...Sunny. Highs 94 to 99. South wind 5 to 10 mph. .MONDAY NIGHT...Mostly clear. Lows 56 to 66. South wind 5 to 10 mph in the evening becoming east around 5 mph after midnight. .TUESDAY...Sunny. Highs 94 to 99. Southeast wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TUESDAY NIGHT...Clear. Lows 58 to 69. .WEDNESDAY...Sunny and hot. Highs 94 to 102. .WEDNESDAY NIGHT...Clear. Lows 59 to 69. .THURSDAY...Sunny and hot. Highs 94 to 102. .THURSDAY NIGHT...Clear. Lows 59 to 70. .FRIDAY...Partly sunny and hot. Highs 94 to 102. .FRIDAY NIGHT...Partly cloudy. Lows 61 to 72. .SATURDAY...Partly cloudy and hot. Highs 93 to 101. $$ AZZ535-536-222300- Southeast Yuma County-Gila River Valley- Including the city of Ligurta 1131 AM MST Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly sunny and hot. Highs 98 to 103. Northwest wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 57 to 67. Southwest wind 5 to 10 mph in the evening becoming southeast after midnight. .MONDAY...Sunny. Not as warm. Highs 93 to 98. South wind 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 54 to 64. South wind 5 to 10 mph in the evening becoming southeast around 5 mph after midnight. .TUESDAY...Sunny. Highs 94 to 99. Southeast wind around 5 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 57 to 66. .WEDNESDAY...Sunny and hot. Highs 99 to 103. .WEDNESDAY NIGHT...Clear. Lows 58 to 67. .THURSDAY...Sunny and hot. Highs 99 to 103. .THURSDAY NIGHT...Clear. Lows 58 to 67. .FRIDAY...Sunny in the morning then becoming partly sunny. Hot. Highs 99 to 103. .FRIDAY NIGHT...Partly cloudy and warmer. Lows 62 to 72. .SATURDAY...Partly cloudy and hot. Highs 99 to 103. $$ AZZ530-CAZ569-222300- Parker Valley-Palo Verde Valley- Including the cities of Parker, Ehrenberg, Martinez Lake, Blythe, Palo Verde, and Ripley 1131 AM MST Sun Mar 22 2026 /1131 AM PDT Sun Mar 22 2026/ ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST /8 PM PDT/ THIS EVENING... .TODAY...Partly sunny and hot. Highs 98 to 103. Northwest wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming clear. Lows 57 to 67. South wind 5 to 10 mph. .MONDAY...Sunny and hot. Highs 95 to 100. South wind 5 to 15 mph. .MONDAY NIGHT...Clear. Lows 54 to 64. South wind 5 to 15 mph. .TUESDAY...Sunny and hot. Highs 96 to 101. South wind 5 to 10 mph. .TUESDAY NIGHT...Clear. Lows 59 to 66. .WEDNESDAY...Sunny and hot. Highs 98 to 104. .WEDNESDAY NIGHT...Clear. Lows 58 to 66. .THURSDAY...Sunny and hot. Highs 98 to 104. .THURSDAY NIGHT...Clear. Lows 58 to 67. .FRIDAY...Sunny in the morning then becoming partly sunny. Hot. Highs 98 to 104. .FRIDAY NIGHT...Partly cloudy. Lows 61 to 70. .SATURDAY...Partly cloudy and hot. Highs 98 to 104. $$ CAZ564-565-568-570-222300- Chuckwalla Mountains-Imperial County Southeast-Chiriaco Summit- Chuckwalla Valley- Including the cities of Imperial Hot Mineral Springs, Winterhaven, Chiriaco Summit, and Midland 1131 AM PDT Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING... .TODAY...Partly sunny and hot. Highs 97 to 102. Northwest wind 5 to 10 mph in the morning becoming southwest in the afternoon. .TONIGHT...Partly cloudy in the evening then becoming clear. Lows 59 to 69. Southwest wind 5 to 10 mph. .MONDAY...Sunny. Highs 94 to 99. South wind 5 to 15 mph. .MONDAY NIGHT...Clear. Lows 57 to 67. South wind 10 to 15 mph in the evening decreasing to around 5 mph after midnight. .TUESDAY...Sunny. Highs 94 to 99. East wind 5 to 10 mph in the morning becoming south in the afternoon. .TUESDAY NIGHT...Clear. Lows 60 to 69. .WEDNESDAY...Sunny and hot. Highs 92 to 102. .WEDNESDAY NIGHT...Clear. Lows 60 to 68. .THURSDAY...Sunny and hot. Highs 92 to 102. .THURSDAY NIGHT...Clear. Lows 61 to 71. .FRIDAY...Sunny in the morning then becoming partly sunny. Hot. Highs 93 to 103. .FRIDAY NIGHT...Partly cloudy. Lows 63 to 72. .SATURDAY...Partly sunny and hot. Highs 93 to 103. $$ CAZ563-567-222300- Salton Sea-Imperial Valley- Including the cities of Desert Shores, El Centro, Calexico, Alamorio, and Brawley 1131 AM PDT Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING... .TODAY...Partly sunny and hot. Highs 99 to 104. West wind 5 to 10 mph. .TONIGHT...Mostly clear. Lows 60 to 70. West wind 5 to 10 mph in the evening becoming south around 5 mph after midnight. .MONDAY...Sunny and hot. Highs 96 to 101. Southeast wind 5 to 10 mph. .MONDAY NIGHT...Clear. Lows 59 to 69. Southeast wind 5 to 10 mph. .TUESDAY...Mostly sunny and hot. Highs 95 to 100. Southeast wind around 5 mph. .TUESDAY NIGHT...Clear. Lows 61 to 70. .WEDNESDAY...Sunny and hot. Highs 95 to 105. .WEDNESDAY NIGHT...Clear. Lows 60 to 69. .THURSDAY...Sunny and hot. Highs 95 to 105. .THURSDAY NIGHT...Clear. Lows 60 to 72. .FRIDAY...Sunny in the morning then becoming partly sunny. Hot. Highs 95 to 105. .FRIDAY NIGHT...Partly cloudy. Lows 64 to 74. .SATURDAY...Partly cloudy and hot. Highs 96 to 104. $$ CAZ566-222300- Imperial County West- Including the cities of Coolidge Springs, Salton City, Winona, Coyote Wells, Ocotillo, and Plaster City 1131 AM PDT Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING... .TODAY...Mostly sunny in the morning then becoming partly sunny. Hot. Highs 99 to 104. West wind 10 to 15 mph in the morning becoming north 5 to 10 mph in the afternoon. .TONIGHT...Mostly clear. Lows 62 to 72. West wind 5 to 15 mph. .MONDAY...Sunny and hot. Highs 96 to 101. East wind 5 to 10 mph. .MONDAY NIGHT...Clear. Lows 61 to 71. Southeast wind 5 to 10 mph in the evening becoming northwest around 5 mph after midnight. .TUESDAY...Sunny and hot. Highs 95 to 100. East wind 5 to 10 mph. .TUESDAY NIGHT...Clear. Lows 61 to 72. .WEDNESDAY...Sunny and hot. Highs 100 to 104. .WEDNESDAY NIGHT...Clear. Lows 61 to 72. .THURSDAY...Sunny and hot. Highs 100 to 104. .THURSDAY NIGHT...Clear. Lows 63 to 73. .FRIDAY...Sunny in the morning then becoming partly sunny. Hot. Highs 100 to 104. .FRIDAY NIGHT...Partly cloudy. Lows 65 to 76. .SATURDAY...Partly cloudy and hot. Highs 100 to 104. $$ CAZ562-222300- Imperial County Southwest- Including the city of Mountain Spring 1131 AM PDT Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING... .TODAY...Mostly sunny in the morning then becoming partly sunny. Hot. Highs 98 to 103. West wind 10 to 20 mph. .TONIGHT...Mostly clear. Lows 67 to 77. Southwest wind 10 to 20 mph. .MONDAY...Sunny and hot. Highs 96 to 101. West wind 10 to 15 mph in the morning becoming east 5 to 10 mph in the afternoon. .MONDAY NIGHT...Clear. Lows 65 to 75. Southwest wind 5 to 10 mph. .TUESDAY...Sunny. Highs 94 to 99. Northwest wind around 5 mph in the morning becoming east 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 65 to 75. .WEDNESDAY...Sunny and hot. Highs 94 to 104. .WEDNESDAY NIGHT...Clear. Lows 64 to 75. .THURSDAY...Sunny and hot. Highs 94 to 104. .THURSDAY NIGHT...Clear. Lows 65 to 76. .FRIDAY...Partly sunny and hot. Highs 94 to 104. .FRIDAY NIGHT...Partly cloudy. Lows 68 to 79. .SATURDAY...Partly cloudy and hot. Highs 93 to 103. $$ CAZ560-222300- Joshua Tree NP West- Including the cities of Cottonwood Visitor and Lost Horse-Keys Village 1131 AM PDT Sun Mar 22 2026 .TODAY...Partly sunny. Highs 80 to 90. Northwest wind 5 to 10 mph in the morning becoming west in the afternoon. .TONIGHT...Clear. Lows 59 to 69. West wind 5 to 10 mph. .MONDAY...Sunny. Highs 79 to 89. Southwest wind 5 to 15 mph. .MONDAY NIGHT...Clear. Lows 57 to 67. Southwest wind 5 to 15 mph. .TUESDAY...Sunny. Highs 80 to 90. North wind 5 to 10 mph in the morning becoming south in the afternoon. .TUESDAY NIGHT...Clear. Lows 55 to 68. .WEDNESDAY...Sunny. Highs 82 to 92. .WEDNESDAY NIGHT...Clear. Lows 53 to 65. .THURSDAY...Sunny. Highs 81 to 91. .THURSDAY NIGHT...Clear. Lows 55 to 69. .FRIDAY...Partly sunny. Highs 81 to 91. .FRIDAY NIGHT...Partly cloudy. Lows 55 to 70. .SATURDAY...Partly sunny. Highs 80 to 90. $$ CAZ561-222300- Joshua Tree NP East- 1131 AM PDT Sun Mar 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING... .TODAY...Partly sunny. Not as warm. Highs 87 to 97. Northwest wind 5 to 10 mph in the morning becoming southeast in the afternoon. .TONIGHT...Mostly clear. Lows 59 to 69. West wind around 5 mph. .MONDAY...Sunny. Highs 87 to 97. West wind around 5 mph in the morning becoming south 10 to 15 mph in the afternoon. .MONDAY NIGHT...Clear. Lows 57 to 67. Southwest wind 5 to 15 mph. .TUESDAY...Sunny. Highs 86 to 96. Northwest wind around 5 mph in the morning becoming southeast 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 63 to 68. .WEDNESDAY...Sunny. Highs 91 to 99. .WEDNESDAY NIGHT...Mostly clear. Lows 61 to 66. .THURSDAY...Sunny. Highs 90 to 98. .THURSDAY NIGHT...Clear. Lows 62 to 68. .FRIDAY...Sunny in the morning then becoming partly sunny. Highs 90 to 98. .FRIDAY NIGHT...Partly cloudy. Lows 64 to 69. .SATURDAY...Partly sunny. Highs 90 to 98. $$ Visit us on Facebook, Twitter, and at weather.gov/phoenix