420
FPCN11 CWTO 041135 AAB
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 6:33 A.M. EST THURSDAY 4
DECEMBER 2025 FOR TODAY AND FRIDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. EST.
WINGHAM - BLYTH - NORTHERN HURON COUNTY.
TODAY..FLURRIES AND LOCAL SNOW SQUALLS. LOCAL AMOUNT 5 TO 10 CM.
LOCAL BLOWING SNOW. WIND NORTHWEST 40 KM/H GUSTING TO 60 DIMINISHING
TO 20 GUSTING TO 40 LATE THIS AFTERNOON. HIGH MINUS 5. WIND CHILL
MINUS 17 THIS MORNING AND MINUS 12 THIS AFTERNOON.
TONIGHT..FLURRIES AND LOCAL SNOW SQUALLS ENDING EARLY THIS EVENING
THEN CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. BECOMING PARTLY
CLOUDY NEAR MIDNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT EARLY THIS EVENING. WIND BECOMING SOUTHWEST 20 GUSTING TO 40
AFTER MIDNIGHT. LOW MINUS 10. WIND CHILL MINUS 12 THIS EVENING AND
MINUS 18 OVERNIGHT.
FRIDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTH 20 KM/H THEN
SOUTHWEST 40 GUSTING TO 60 EARLY IN THE AFTERNOON. HIGH MINUS 2.
WIND CHILL MINUS 15 IN THE MORNING AND MINUS 9 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY.
TODAY..FLURRIES WITH RISK OF SNOW SQUALLS. LOCAL AMOUNT 5 TO 10 CM.
LOCAL BLOWING SNOW. WIND WEST 40 KM/H GUSTING TO 60 DIMINISHING TO
20 GUSTING TO 40 LATE THIS AFTERNOON. HIGH MINUS 7. WIND CHILL NEAR
MINUS 18.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES THIS EVENING.
WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING.
LOW MINUS 14. WIND CHILL MINUS 13 THIS EVENING AND MINUS 20
OVERNIGHT.
FRIDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHWEST 30 KM/H IN
THE MORNING THEN LIGHT LATE IN THE AFTERNOON. HIGH MINUS 5. WIND
CHILL MINUS 18 IN THE MORNING AND MINUS 11 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY.
TODAY..FLURRIES WITH RISK OF SNOW SQUALLS. LOCAL AMOUNT 5 TO 10 CM.
LOCAL BLOWING SNOW. WIND WEST 40 KM/H GUSTING TO 60 DIMINISHING TO
20 GUSTING TO 40 LATE THIS AFTERNOON. HIGH MINUS 8. WIND CHILL NEAR
MINUS 20.
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES THIS EVENING.
WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING.
LOW MINUS 13 WITH TEMPERATURE RISING TO MINUS 10 BY MORNING. WIND
CHILL NEAR MINUS 19.
FRIDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHWEST 30 KM/H IN
THE MORNING THEN LIGHT LATE IN THE AFTERNOON. HIGH MINUS 6. WIND
CHILL MINUS 17 IN THE MORNING AND MINUS 12 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
SAUGEEN SHORES - KINCARDINE - SOUTHERN BRUCE COUNTY.
TODAY..FLURRIES OR LOCAL SNOW SQUALLS. LOCAL AMOUNT 15 TO 25 CM.
LOCAL BLOWING SNOW. WIND NORTHWEST 40 KM/H GUSTING TO 60 DIMINISHING
TO 20 GUSTING TO 40 LATE THIS AFTERNOON. HIGH MINUS 5. WIND CHILL
MINUS 18 THIS MORNING AND MINUS 12 THIS AFTERNOON.
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES THIS EVENING THEN
PARTLY CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT
EARLY THIS EVENING. WIND BECOMING SOUTHWEST 20 GUSTING TO 40 AFTER
MIDNIGHT. LOW MINUS 10. WIND CHILL MINUS 9 THIS EVENING AND MINUS 18
OVERNIGHT.
FRIDAY..A MIX OF SUN AND CLOUD. WIND SOUTHWEST 40 KM/H GUSTING TO 60.
TEMPERATURE STEADY NEAR MINUS 2. WIND CHILL MINUS 14 IN THE MORNING
AND MINUS 9 IN THE AFTERNOON. UV INDEX 1 OR LOW.
BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY.
TODAY..FLURRIES OR LOCAL SNOW SQUALLS ENDING THIS AFTERNOON THEN A
MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES. LOCAL
AMOUNT 10 TO 15 CM. LOCAL BLOWING SNOW THIS MORNING AND EARLY THIS
AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20
GUSTING TO 40 LATE THIS AFTERNOON. HIGH MINUS 7. WIND CHILL MINUS 19
THIS MORNING AND MINUS 14 THIS AFTERNOON.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF FLURRIES LATE THIS EVENING AND
OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING SOUTHWEST
20 GUSTING TO 40 THIS EVENING THEN INCREASING TO 40 GUSTING TO 60
AFTER MIDNIGHT. LOW MINUS 9. WIND CHILL MINUS 17 THIS EVENING.
FRIDAY..FLURRIES WITH RISK OF SNOW SQUALLS. LOCAL AMOUNT 2 CM. WIND
SOUTHWEST 20 KM/H INCREASING TO 50 GUSTING TO 70 IN THE MORNING.
TEMPERATURE STEADY NEAR MINUS 2. WIND CHILL NEAR MINUS 12.
HANOVER - DUNDALK - SOUTHERN GREY COUNTY.
TODAY..FLURRIES OR LOCAL SNOW SQUALLS ENDING LATE THIS AFTERNOON THEN
A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES. LOCAL
AMOUNT 15 TO 25 CM. LOCAL BLOWING SNOW. WIND NORTHWEST 40 KM/H
GUSTING TO 60 BECOMING NORTH 20 GUSTING TO 40 LATE THIS AFTERNOON.
HIGH MINUS 7 WITH TEMPERATURE FALLING TO MINUS 14 THIS AFTERNOON.
WIND CHILL NEAR MINUS 21.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES EARLY THIS
EVENING. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS
EVENING. WIND BECOMING SOUTHWEST 20 GUSTING TO 40 AFTER MIDNIGHT.
LOW MINUS 15 WITH TEMPERATURE RISING TO MINUS 10 BY MORNING. WIND
CHILL NEAR MINUS 21.
FRIDAY..A MIX OF SUN AND CLOUD. WIND SOUTHWEST 30 KM/H BECOMING LIGHT
LATE IN THE AFTERNOON. HIGH MINUS 6. WIND CHILL MINUS 18 IN THE
MORNING AND MINUS 12 IN THE AFTERNOON. UV INDEX 1 OR LOW.
OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY.
TODAY..FLURRIES OR LOCAL SNOW SQUALLS ENDING THIS AFTERNOON THEN
MAINLY CLOUDY. LOCAL AMOUNT 10 TO 15 CM. LOCAL BLOWING SNOW THIS
MORNING AND EARLY THIS AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO
60 BECOMING NORTH 20 GUSTING TO 40 LATE THIS AFTERNOON. TEMPERATURE
FALLING TO MINUS 9 THIS AFTERNOON. WIND CHILL NEAR MINUS 17.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES LATE THIS
EVENING AND OVERNIGHT. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING
LIGHT EARLY THIS EVENING. WIND BECOMING SOUTHWEST 20 GUSTING TO 40
AFTER MIDNIGHT. LOW MINUS 11 WITH TEMPERATURE RISING TO MINUS 6 BY
MORNING. WIND CHILL MINUS 18 THIS EVENING AND MINUS 13 OVERNIGHT.
FRIDAY..MAINLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40. HIGH
MINUS 2. WIND CHILL MINUS 14 IN THE MORNING AND MINUS 9 IN THE
AFTERNOON. UV INDEX 1 OR LOW.
BARRIE - COLLINGWOOD - HILLSDALE.
TODAY..FLURRIES AND LOCAL SNOW SQUALLS ENDING LATE THIS AFTERNOON
THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT
15 TO 25 CM. LOCAL BLOWING SNOW. WIND NORTHWEST 40 KM/H GUSTING TO
60 BECOMING NORTH 20 GUSTING TO 40 LATE THIS AFTERNOON. HIGH
MINUS 6. WIND CHILL MINUS 19 THIS MORNING AND MINUS 13 THIS
AFTERNOON.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES EARLY THIS
EVENING. CLEARING BEFORE MORNING. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT EARLY THIS EVENING. WIND BECOMING SOUTHWEST 20
GUSTING TO 40 AFTER MIDNIGHT. LOW MINUS 12. WIND CHILL MINUS 15 THIS
EVENING AND MINUS 20 OVERNIGHT.
FRIDAY..A MIX OF SUN AND CLOUD. WIND SOUTHWEST 20 KM/H GUSTING TO 40.
HIGH MINUS 3. WIND CHILL MINUS 18 IN THE MORNING AND MINUS 9 IN THE
AFTERNOON. UV INDEX 1 OR LOW.
MIDLAND - COLDWATER - ORR LAKE.
TODAY..FLURRIES AND LOCAL SNOW SQUALLS ENDING LATE THIS AFTERNOON
THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT
15 TO 25 CM. LOCAL BLOWING SNOW. WIND NORTHWEST 40 KM/H GUSTING TO
60 BECOMING NORTH 20 GUSTING TO 40 LATE THIS AFTERNOON. HIGH
MINUS 6. WIND CHILL MINUS 19 THIS MORNING AND MINUS 13 THIS
AFTERNOON.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES EARLY THIS
EVENING. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS
EVENING. WIND BECOMING SOUTHWEST 20 GUSTING TO 40 AFTER MIDNIGHT.
LOW MINUS 12. WIND CHILL MINUS 14 THIS EVENING AND MINUS 20
OVERNIGHT.
FRIDAY..A MIX OF SUN AND CLOUD. WIND SOUTH 20 KM/H. HIGH MINUS 3.
WIND CHILL MINUS 18 IN THE MORNING AND MINUS 9 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
REMAINDER UNCHANGED.
END
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