FPCN13 CWTO 231945 FORECASTS FOR FAR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. EDT SUNDAY 23 AUGUST 2026 FOR TONIGHT MONDAY AND MONDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT MONDAY. SANDY LAKE - WEAGAMOW LAKE - DEER LAKE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 9. MONDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 24. HUMIDEX 26. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT WITH RISK OF A THUNDERSTORM. LOW 14. PIKANGIKUM - POPLAR HILL - MACDOWELL. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 9. MONDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTH 20 KM/H LATE IN THE MORNING. HIGH 23. HUMIDEX 25. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLOUDY. SHOWERS BEGINNING NEAR MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. LOW 14. PICKLE LAKE - CAT LAKE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 9. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 22. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. LOW 13. SUMMER BEAVER - WUNNUMMIN LAKE - KINGFISHER LAKE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 10. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 23. HUMIDEX 26. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTH 20 KM/H NEAR MIDNIGHT. LOW 12. BIG TROUT LAKE - KASABONIKA. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 10. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 25. HUMIDEX 27. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. LOW 13. SACHIGO LAKE - BEARSKIN LAKE. TONIGHT..CLEAR. LOW 10. MONDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H LATE IN THE AFTERNOON. HIGH 25. HUMIDEX 27. UV INDEX 5 OR MODERATE. MONDAY NIGHT..INCREASING CLOUDINESS EARLY IN THE EVENING. LOW 14. FORT HOPE - LANSDOWNE HOUSE - OGOKI. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 6. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 24. HUMIDEX 26. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 9. WEBEQUIE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. WIND NORTH 30 KM/H BECOMING LIGHT LATE THIS EVENING. LOW 6. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 23. HUMIDEX 25. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 9. MOOSONEE. TONIGHT..RAIN. AMOUNT 10 TO 15 MM. WIND NORTH 30 KM/H GUSTING TO 50. LOW 11. MONDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING AND EARLY IN THE AFTERNOON. WIND NORTH 30 KM/H GUSTING TO 50. HIGH 16. UV INDEX 4 OR MODERATE. MONDAY NIGHT..CLEARING IN THE EVENING. FOG PATCHES DEVELOPING OVERNIGHT. WIND NORTH 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE IN THE EVENING. LOW PLUS 5. FORT ALBANY. TONIGHT..SHOWERS ENDING THIS EVENING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND NORTH 30 KM/H GUSTING TO 50. LOW 10. MONDAY..MAINLY CLOUDY. CLEARING IN THE AFTERNOON. WIND NORTH 20 KM/H GUSTING TO 40. HIGH 17. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. WIND NORTH 30 KM/H BECOMING LIGHT LATE IN THE EVENING. LOW PLUS 5. ATTAWAPISKAT. TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. WIND NORTH 20 KM/H GUSTING TO 40. LOW 9. MONDAY..CLEARING LATE IN THE MORNING. WIND NORTH 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH 17. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW 7. FORT SEVERN. TONIGHT..A FEW CLOUDS. WIND BECOMING SOUTHWEST 30 KM/H LATE THIS EVENING. LOW 10. MONDAY..MAINLY SUNNY. WIND SOUTHWEST 30 KM/H. HIGH 26. HUMIDEX 29. UV INDEX 5 OR MODERATE. MONDAY NIGHT..CLEAR. WIND SOUTHWEST 30 KM/H BECOMING LIGHT EARLY IN THE EVENING. LOW 14. PEAWANUCK. TONIGHT..CLEAR. FOG PATCHES DEVELOPING OVERNIGHT. LOW PLUS 5. MONDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 23. HUMIDEX 25. UV INDEX 5 OR MODERATE. MONDAY NIGHT..PARTLY CLOUDY. LOW 14. END