FPCN52 CWTO 141954 EXTENDED FORECASTS FROM SATURDAY 16 MAY TO WEDNESDAY 20 MAY FOR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. EDT THURSDAY 14 MAY 2026. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT FRIDAY. CITY OF THUNDER BAY. SATURDAY..SUNNY. HIGH 19. SATURDAY NIGHT..CLEAR. LOW PLUS 2. SUNDAY..INCREASING CLOUDINESS. HIGH 11. SUNDAY NIGHT..SHOWERS. LOW 8. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 18. MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 9. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 12. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 4. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 14. NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17. KENORA - NESTOR FALLS. SATURDAY..SUNNY. HIGH 15. SATURDAY NIGHT..CLEAR. LOW PLUS 5. SUNDAY..INCREASING CLOUDINESS. HIGH 16. SUNDAY NIGHT..SHOWERS. LOW 8. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10. MONDAY NIGHT..CLOUDY. LOW PLUS 4. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6. TUESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW PLUS 1. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 14. NORMALS FOR THE PERIOD..LOW 7. HIGH 18. DRYDEN - IGNACE. SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 11. SATURDAY NIGHT..CLEAR. LOW PLUS 3. SUNDAY..INCREASING CLOUDINESS. HIGH 16. SUNDAY NIGHT..SHOWERS. LOW 8. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 15. MONDAY NIGHT..CLOUDY. LOW PLUS 5. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 7. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW ZERO. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 13. NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 18. FORT FRANCES - RAINY LAKE. SATURDAY..SUNNY. HIGH 19. SATURDAY NIGHT..CLEAR. LOW 6. SUNDAY..INCREASING CLOUDINESS. HIGH 17. SUNDAY NIGHT..SHOWERS. LOW 10. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 19. MONDAY NIGHT..CLOUDY. LOW 7. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 8. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW PLUS 1. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 13. NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 19. ATIKOKAN - UPSALA - QUETICO. SATURDAY..SUNNY. HIGH 15. SATURDAY NIGHT..CLEAR. LOW PLUS 2. SUNDAY..INCREASING CLOUDINESS. HIGH 16. SUNDAY NIGHT..SHOWERS. LOW 9. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 15. MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 7. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 9. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 2. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 12. NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18. SUPERIOR WEST. SATURDAY..SUNNY. HIGH 20. SATURDAY NIGHT..CLEAR. LOW PLUS 3. SUNDAY..INCREASING CLOUDINESS. HIGH 11. SUNDAY NIGHT..SHOWERS. LOW PLUS 5. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 17. MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 9. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 11. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 3. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 13. NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17. RED LAKE - EAR FALLS. SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 9. SATURDAY NIGHT..CLEAR. LOW PLUS 1. SUNDAY..INCREASING CLOUDINESS. HIGH 13. SUNDAY NIGHT..SHOWERS. LOW 6. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 8. MONDAY NIGHT..CLOUDY. LOW PLUS 1. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW ZERO. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 13. NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17. SIOUX LOOKOUT - SAVANT LAKE. SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 10. SATURDAY NIGHT..CLEAR. LOW PLUS 2. SUNDAY..INCREASING CLOUDINESS. HIGH 15. SUNDAY NIGHT..SHOWERS. LOW 7. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 11. MONDAY NIGHT..CLOUDY. LOW PLUS 5. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW ZERO. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 12. NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17. LAKE NIPIGON - WABAKIMI. SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 9. SATURDAY NIGHT..CLEAR. LOW MINUS 2. SUNDAY..SUNNY. HIGH 14. SUNDAY NIGHT..SHOWERS. LOW 7. MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 11. MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 5. TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 7. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW PLUS 1. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. HIGH 11. NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16. GERALDTON - MANITOUWADGE - HORNEPAYNE. SATURDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 14. SATURDAY NIGHT..CLEARING. LOW MINUS 1. SUNDAY..SUNNY. HIGH 14. SUNDAY NIGHT..SHOWERS. LOW 8. MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7. TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 2. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10. NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16. NIPIGON - MARATHON - SUPERIOR NORTH. SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 12. SATURDAY NIGHT..CLEAR. LOW PLUS 3. SUNDAY..SUNNY. HIGH 13. SUNDAY NIGHT..SHOWERS. LOW 6. MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8. TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 2. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10. NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 17. WAWA - WHITE RIVER - PUKASKWA. SATURDAY..SUNNY. HIGH 14. SATURDAY NIGHT..CLEAR. LOW PLUS 3. SUNDAY..SUNNY. HIGH 16. SUNDAY NIGHT..SHOWERS. LOW 9. MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 10. TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 2. WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 8. NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17. SAULT STE. MARIE - SUPERIOR EAST. SATURDAY..SUNNY. HIGH 19. SATURDAY NIGHT..CLEAR. LOW PLUS 3. SUNDAY..SUNNY. HIGH 18. SUNDAY NIGHT..CLOUDY. LOW 10. MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 21. MONDAY NIGHT..CLOUDY. LOW 11. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 20. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 3. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10. NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17. KAPUSKASING - HEARST. SATURDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23. SATURDAY NIGHT..CLEARING. LOW ZERO. SUNDAY..SUNNY. HIGH 15. SUNDAY NIGHT..CLOUDY. LOW 6. MONDAY..SHOWERS. HIGH 16. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 11. TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 5. WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10. NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 16. TIMMINS - COCHRANE. SATURDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23. SATURDAY NIGHT..CLEARING. LOW PLUS 2. SUNDAY..SUNNY. HIGH 15. SUNDAY NIGHT..CLOUDY. LOW 6. MONDAY..SHOWERS. HIGH 18. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 13. TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 19. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 7. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 12. NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18. GREATER SUDBURY AND VICINITY. SATURDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 20. SATURDAY NIGHT..CLEAR. LOW 7. SUNDAY..SUNNY. HIGH 16. SUNDAY NIGHT..CLOUDY. LOW 9. MONDAY..CLEARING. HIGH 22. MONDAY NIGHT..CLOUDY. LOW 16. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 24. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 11. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 16. NORMALS FOR THE PERIOD..LOW 6. HIGH 18. CHAPLEAU - GOGAMA. SATURDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 22. SATURDAY NIGHT..CLEAR. LOW PLUS 3. SUNDAY..SUNNY. HIGH 16. SUNDAY NIGHT..CLOUDY. LOW 8. MONDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 22. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 12. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 20. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 5. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 13. NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18. KIRKLAND LAKE - TEMISKAMING SHORES - TEMAGAMI. SATURDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23. SATURDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 3. SUNDAY..CLEARING. HIGH 15. SUNDAY NIGHT..INCREASING CLOUDINESS. LOW PLUS 5. MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 15. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 10. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 16. NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 18. ELLIOT LAKE - RANGER LAKE. SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 20. SATURDAY NIGHT..CLEAR. LOW 7. SUNDAY..SUNNY. HIGH 19. SUNDAY NIGHT..CLOUDY. LOW 11. MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 22. MONDAY NIGHT..CLOUDY. LOW 15. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 20. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 9. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 14. NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 17. MANITOULIN - BLIND RIVER - KILLARNEY. SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 20. SATURDAY NIGHT..CLEAR. LOW PLUS 5. SUNDAY..SUNNY. HIGH 17. SUNDAY NIGHT..CLOUDY. LOW 9. MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23. MONDAY NIGHT..CLOUDY. LOW 15. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 21. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 8. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 15. NORMALS FOR THE PERIOD..LOW 6. HIGH 17. NORTH BAY - WEST NIPISSING. SATURDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 19. SATURDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW 8. SUNDAY..SUNNY. HIGH 16. SUNDAY NIGHT..CLOUDY. LOW 9. MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 25. MONDAY NIGHT..CLOUDY. LOW 17. TUESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 24. TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 12. WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 15. NORMALS FOR THE PERIOD..LOW 6. HIGH 18. END