FPCN12 CWTO 130915 FORECASTS FOR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA AT 5:30 A.M. EDT WEDNESDAY 13 MAY 2026 FOR TODAY AND THURSDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:30 A.M. EDT. CITY OF THUNDER BAY. TODAY..MAINLY CLOUDY. WIND BECOMING NORTHWEST 20 KM/H LATE THIS MORNING. HIGH 16. UV INDEX 5 OR MODERATE. TONIGHT..CLEARING THIS EVENING. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 13. KENORA - GRASSY NARROWS - WHITEDOG. TODAY..SUNNY. FOG PATCHES DISSIPATING THIS MORNING. HIGH 19. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING. LOW 8. THURSDAY..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND SOUTH 30 KM/H. HIGH 20. SIOUX NARROWS - NESTOR FALLS - MORSON. TODAY..SUNNY. FOG PATCHES DISSIPATING THIS MORNING. HIGH 19. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING. LOW 8. THURSDAY..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND SOUTH 30 KM/H. HIGH 20. DRYDEN - VERMILION BAY. TODAY..MAINLY CLOUDY. CLEARING LATE THIS MORNING. FOG PATCHES DISSIPATING THIS MORNING. HIGH 17. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 3. THURSDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING SOUTH 30 KM/H LATE IN THE MORNING. HIGH 20. IGNACE - ENGLISH RIVER. TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 17. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 3. THURSDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING SOUTH 30 KM/H LATE IN THE MORNING. HIGH 20. FORT FRANCES - EMO - RAINY RIVER. TODAY..SUNNY. FOG PATCHES DISSIPATING THIS MORNING. HIGH 19. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 4. THURSDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND BECOMING SOUTHEAST 30 KM/H LATE IN THE MORNING. HIGH 20. SEINE RIVER VILLAGE - MINE CENTRE. TODAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY NEAR NOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 19. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 4. THURSDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON THEN 40 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 30 KM/H LATE IN THE MORNING. HIGH 20. ATIKOKAN - SHEBANDOWAN - QUETICO PARK. TODAY..MAINLY CLOUDY. CLEARING NEAR NOON. HIGH 16. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW ZERO. THURSDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. WIND BECOMING SOUTH 20 KM/H LATE IN THE MORNING. HIGH 20. UPSALA - RAITH. TODAY..CLOUDY. CLEARING THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 16. UV INDEX 5 OR MODERATE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTH 20 KM/H LATE IN THE MORNING. HIGH 20. CLOUD BAY - DORION. TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS MORNING. HIGH 14. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 1. THURSDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 11. KAKABEKA FALLS - WHITEFISH LAKE - ARROW LAKE. TODAY..MAINLY CLOUDY. HIGH 15. UV INDEX 5 OR MODERATE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE AFTERNOON. HIGH 15. RED LAKE - WOODLAND CARIBOU PARK. TODAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY THIS MORNING. FOG PATCHES DISSIPATING THIS MORNING. HIGH 16. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 5. THURSDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND BECOMING SOUTH 30 KM/H IN THE MORNING. HIGH 18. EAR FALLS - PERRAULT FALLS - WESTERN LAC SEUL. TODAY..MAINLY CLOUDY. CLEARING LATE THIS MORNING. FOG PATCHES DISSIPATING THIS MORNING. HIGH 16. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 5. THURSDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND BECOMING SOUTH 30 KM/H IN THE MORNING. HIGH 18. SIOUX LOOKOUT - EASTERN LAC SEUL. TODAY..CLOUDY. CLEARING EARLY THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 16. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. LOW PLUS 2. THURSDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING SOUTH 30 KM/H LATE IN THE MORNING. HIGH 19. SAVANT LAKE - STURGEON LAKE. TODAY..CLOUDY. CLEARING LATE THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 16. UV INDEX 4 OR MODERATE. TONIGHT..CLEAR. LOW PLUS 2. THURSDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING SOUTH 30 KM/H LATE IN THE MORNING. HIGH 19. GULL BAY - BLACK STURGEON LAKE. TODAY..CLOUDY. FOG PATCHES DISSIPATING THIS MORNING. HIGH 13. UV INDEX 5 OR MODERATE. TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY IN THE MORNING. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 15. BEARDMORE - JELLICOE - MACDIARMID. TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING. HIGH 13. UV INDEX 5 OR MODERATE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 15. ARMSTRONG - AUDEN - WABAKIMI PARK. TODAY..CLOUDY. FOG PATCHES DISSIPATING THIS MORNING. HIGH 12. UV INDEX 4 OR MODERATE. TONIGHT..CLEARING THIS EVENING. WIND UP TO 15 KM/H. LOW MINUS 4. WIND CHILL MINUS 6 OVERNIGHT. THURSDAY..CLEARING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE AFTERNOON. HIGH 16. WIND CHILL MINUS 5 IN THE MORNING. GERALDTON - LONGLAC - CARAMAT. TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING. WIND BECOMING NORTH 20 KM/H LATE THIS MORNING. HIGH 14. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW MINUS 1. THURSDAY..CLEARING IN THE MORNING. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 17. MANITOUWADGE - HORNEPAYNE. TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING. HIGH 14. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 2. WIND CHILL MINUS 4 OVERNIGHT. THURSDAY..CLEARING LATE IN THE MORNING. HIGH 17. NAKINA - AROLAND - PAGWA. TODAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS AFTERNOON. HIGH 14. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 2. WIND CHILL MINUS 4 OVERNIGHT. THURSDAY..CLEARING LATE IN THE MORNING. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 17. NIPIGON - ROSSPORT. TODAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING. HIGH 13. UV INDEX 6 OR HIGH. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 11. MARATHON - SCHREIBER. TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING. HIGH 14. UV INDEX 5 OR MODERATE. TONIGHT..CLEARING THIS EVENING. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO. THURSDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 13. WAWA - PUKASKWA PARK. TODAY..PERIODS OF RAIN ENDING THIS MORNING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTH 20 KM/H THIS MORNING. HIGH 13. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY. CLEARING AFTER MIDNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 1. THURSDAY..SUNNY. HIGH 17. WHITE RIVER - DUBREUILVILLE. TODAY..PERIODS OF RAIN ENDING THIS MORNING THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTH 20 KM/H THIS MORNING. HIGH 13. UV INDEX 5 OR MODERATE. TONIGHT..MAINLY CLOUDY. CLEARING NEAR MIDNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 1. THURSDAY..CLEARING IN THE MORNING. HIGH 17. SAULT STE. MARIE - ST. JOSEPH ISLAND. TODAY..PERIODS OF RAIN ENDING THIS MORNING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTHWEST 30 KM/H THIS AFTERNOON. HIGH 9. UV INDEX 4 OR MODERATE. TONIGHT..CLEARING. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW PLUS 2. THURSDAY..SUNNY. HIGH 13. SEARCHMONT - MONTREAL RIVER HARBOUR - BATCHAWANA BAY. TODAY..PERIODS OF RAIN ENDING THIS MORNING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTHWEST 30 KM/H THIS AFTERNOON. HIGH 9. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. CLEARING NEAR MIDNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW PLUS 2. THURSDAY..SUNNY. HIGH 13. AGAWA - LAKE SUPERIOR PARK. TODAY..PERIODS OF RAIN ENDING THIS MORNING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTHEAST 20 KM/H THIS MORNING. HIGH 11. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY. CLEARING NEAR MIDNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 2. THURSDAY..SUNNY. HIGH 15. KAPUSKASING - HEARST - SMOOTH ROCK FALLS. TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW PLUS 1. THURSDAY..CLEARING LATE IN THE MORNING. HIGH 15. FRASERDALE - PLEDGER LAKE. TODAY..CLOUDY. HIGH 12. UV INDEX 5 OR MODERATE. TONIGHT..MAINLY CLOUDY. WIND NORTH 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW PLUS 1. THURSDAY..CLEARING LATE IN THE MORNING. HIGH 15. TIMMINS - COCHRANE - IROQUOIS FALLS. TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTH 20 KM/H LATE THIS MORNING. HIGH 12. UV INDEX 4 OR MODERATE. TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY LATE THIS EVENING. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 2. THURSDAY..SUNNY. HIGH 15. UV INDEX 1 OR LOW. LITTLE ABITIBI - KESAGAMI LAKE. TODAY..CLOUDY. WIND BECOMING NORTH 20 KM/H LATE THIS AFTERNOON. HIGH 13. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW ZERO. THURSDAY..CLEARING IN THE MORNING. HIGH 15. GREATER SUDBURY AND VICINITY. TODAY..PERIODS OF RAIN. WIND EAST 20 KM/H BECOMING NORTH 30 THIS AFTERNOON. HIGH 7. UV INDEX 1 OR LOW. TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTH 30 KM/H. LOW PLUS 4. THURSDAY..MAINLY SUNNY. WIND NORTH 30 KM/H. HIGH 15. UV INDEX 1 OR LOW. CHAPLEAU - MISSINAIBI LAKE. TODAY..PERIODS OF RAIN MIXED WITH SNOW EARLY THIS MORNING AND ENDING NEAR NOON THEN CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS. WIND BECOMING NORTH 20 KM/H LATE THIS AFTERNOON. HIGH 10. UV INDEX 4 OR MODERATE. TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING. CLEARING OVERNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW PLUS 3. THURSDAY..SUNNY. HIGH 15. GOGAMA - FOLEYET. TODAY..PERIODS OF RAIN MIXED WITH SNOW EARLY THIS MORNING AND ENDING NEAR NOON THEN CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS. HIGH 7. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. LOW PLUS 5. THURSDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY LATE IN THE MORNING. HIGH 14. UV INDEX 1 OR LOW. KIRKLAND LAKE - ENGLEHART. TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTHEAST 20 KM/H LATE THIS MORNING. HIGH 7. UV INDEX 4 OR MODERATE. TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND NORTH 20 KM/H. LOW PLUS 4. THURSDAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H. HIGH 15. UV INDEX 1 OR LOW. TEMISKAMING SHORES - TEMAGAMI. TODAY..PERIODS OF RAIN. WIND BECOMING NORTHEAST 20 KM/H LATE THIS MORNING. HIGH 7. UV INDEX 1 OR LOW. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTH 20 KM/H. LOW PLUS 4. THURSDAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H. HIGH 15. UV INDEX 1 OR LOW. ELLIOT LAKE - RANGER LAKE. TODAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND EAST 20 KM/H BECOMING NORTH 20 THIS MORNING. HIGH 8. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING. CLEARING OVERNIGHT. WIND NORTH 20 KM/H. LOW 6. THURSDAY..SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH 17. MANITOULIN ISLAND. TODAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTH 30 KM/H. HIGH 8. UV INDEX 4 OR MODERATE. TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING. CLEARING OVERNIGHT. WIND NORTH 20 KM/H. LOW 6. THURSDAY..SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH 15. BLIND RIVER - THESSALON. TODAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTH 20 KM/H LATE THIS MORNING. HIGH 9. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. CLEARING BEFORE MORNING. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 6. THURSDAY..SUNNY. HIGH 16. ESPANOLA - KILLARNEY. TODAY..PERIODS OF RAIN. WIND SOUTHEAST 30 KM/H BECOMING NORTH 30 THIS MORNING. HIGH 6. UV INDEX 1 OR LOW. TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTH 30 KM/H. LOW 6. THURSDAY..SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH 12. UV INDEX 1 OR LOW. NORTH BAY - POWASSAN - MATTAWA. TODAY..PERIODS OF RAIN. WIND EAST 30 KM/H. HIGH 8. UV INDEX 1 OR LOW. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTH 20 KM/H. LOW PLUS 5. THURSDAY..CLOUDY. WIND NORTH 20 KM/H. HIGH 13. WEST NIPISSING - FRENCH RIVER. TODAY..PERIODS OF RAIN. WIND EAST 30 KM/H. HIGH 8. UV INDEX 1 OR LOW. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTH 20 KM/H. LOW PLUS 5. THURSDAY..CLOUDY. WIND NORTH 20 KM/H. HIGH 13. END