539
FPCN13 CWVR 181257
FORECASTS FOR THE SOUTHWEST INTERIOR OF BRITISH COLUMBIA ISSUED BY
ENVIRONMENT CANADA AT 5:00 A.M. PST THURSDAY 18 DECEMBER 2025 FOR
TODAY AND FRIDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. PST.
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MAJOR REFERENCE ELEVATIONS:
OKANAGAN AND KAMLOOPS LAKES: 340 METRES.
COQUIHALLA - HOPE TO MERRITT: 1230 METRES.
COQUIHALLA - MERRITT TO KAMLOOPS: 1440 METRES.
CONNECTOR - PENNASK SUMMIT: 1728 METRES.
ALLISON PASS: 1340 METRES.
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NORTH OKANAGAN - INCLUDING VERNON.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES THIS MORNING.
PERIODS OF WET SNOW BEGINNING NEAR NOON. LOCAL AMOUNT 2 CM. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH PLUS 3.
TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN PARTLY CLOUDY.
SNOW LEVEL 1100 METRES. WIND SOUTHEAST 20 KM/H GUSTING TO 40
BECOMING SOUTHWEST 40 GUSTING TO 60 THIS EVENING THEN DIMINISHING TO
20 GUSTING TO 40 AFTER MIDNIGHT. LOW MINUS 1. WIND CHILL MINUS 7
OVERNIGHT.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES IN THE
AFTERNOON. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN
THE MORNING. HIGH PLUS 2. WIND CHILL MINUS 7 IN THE MORNING.
CENTRAL OKANAGAN - INCLUDING KELOWNA.
TODAY..CLOUDY. 30 PERCENT CHANCE OF FLURRIES THIS MORNING. PERIODS OF
WET SNOW BEGINNING LATER THIS MORNING CHANGING TO PERIODS OF RAIN
THIS AFTERNOON. SNOWFALL AMOUNT 2 CM OVER HIGHER TERRAIN. SNOW LEVEL
RISING TO 800 METRES THIS AFTERNOON. WIND SOUTHWEST 20 KM/H GUSTING
TO 40. HIGH PLUS 4.
TONIGHT..PERIODS OF RAIN ENDING LATE THIS EVENING THEN PARTLY CLOUDY.
SNOW LEVEL 1100 METRES. WIND SOUTHWEST 20 KM/H GUSTING TO 40
INCREASING TO 40 GUSTING TO 60 THIS EVENING THEN DIMINISHING TO 20
GUSTING TO 40 AFTER MIDNIGHT. TEMPERATURE RISING TO 6 THIS EVENING
THEN FALLING.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES IN THE
AFTERNOON. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN
THE MORNING. HIGH PLUS 3.
SOUTH OKANAGAN - INCLUDING PENTICTON.
TODAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS MORNING. RAIN
BEGINNING THIS MORNING. SNOW LEVEL RISING TO 900 METRES THIS
AFTERNOON. WIND SOUTH 30 KM/H GUSTING TO 60. HIGH 7.
TONIGHT..RAIN ENDING LATE THIS EVENING THEN CLEARING. SNOW LEVEL 900
METRES. WIND SOUTHWEST 40 KM/H GUSTING TO 70 BECOMING LIGHT AFTER
MIDNIGHT. LOW PLUS 1.
FRIDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. HIGH
PLUS 3.
SIMILKAMEEN.
TODAY..CLOUDY. PERIODS OF LIGHT SNOW BEGINNING THIS MORNING THEN
CHANGING TO PERIODS OF RAIN THIS AFTERNOON. LOCAL SNOWFALL AMOUNT
2 CM. SNOW LEVEL RISING TO 1500 METRES THIS AFTERNOON. WIND UP TO 15
KM/H. HIGH PLUS 2. WIND CHILL MINUS 7 THIS MORNING.
TONIGHT..PERIODS OF RAIN ENDING LATE THIS EVENING THEN CLOUDY WITH
40 PERCENT CHANCE OF FLURRIES. CLEARING OVERNIGHT. SNOW LEVEL 1500
METRES LOWERING TO VALLEY BOTTOM LATE THIS EVENING. WIND BECOMING
WEST 30 KM/H GUSTING TO 50 THIS EVENING. LOW MINUS 2.
FRIDAY..MAINLY SUNNY. INCREASING CLOUDINESS LATE IN THE MORNING THEN
30 PERCENT CHANCE OF FLURRIES IN THE AFTERNOON. WIND WEST 20 KM/H
BECOMING LIGHT IN THE MORNING. HIGH ZERO. WIND CHILL MINUS 8 IN THE
MORNING.
FRASER CANYON - NORTH INCLUDING LILLOOET.
TODAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS MORNING THEN
PERIODS OF RAIN. SNOW LEVEL 700 METRES. WIND SOUTH 30 KM/H GUSTING
TO 50. HIGH 7.
TONIGHT..PERIODS OF RAIN ENDING LATE THIS EVENING THEN PARTLY CLOUDY.
SNOW LEVEL 700 METRES. WIND SOUTH 30 KM/H GUSTING TO 50 INCREASING
TO 50 GUSTING TO 70 THIS EVENING THEN DIMINISHING TO 20 AFTER
MIDNIGHT. LOW ZERO.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES LATE IN
THE AFTERNOON. WIND SOUTH 20 KM/H BECOMING LIGHT IN THE MORNING.
HIGH PLUS 3.
FRASER CANYON - SOUTH INCLUDING LYTTON.
TODAY..CLOUDY. PERIODS OF RAIN BEGINNING NEAR NOON. RAIN NEAR BOSTON
BAR THIS MORNING. AMOUNT 5 TO 10 MM. SNOW LEVEL RISING TO 700 METRES
THIS AFTERNOON. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 6.
TONIGHT..PERIODS OF RAIN ENDING AFTER MIDNIGHT THEN PARTLY CLOUDY. 30
PERCENT CHANCE OF SHOWERS NEAR BOSTON BAR OVERNIGHT. SNOW LEVEL 800
METRES. WIND SOUTH 30 KM/H GUSTING TO 50 INCREASING TO 50 GUSTING TO
70 THIS EVENING THEN DIMINISHING TO 20 AFTER MIDNIGHT. LOW PLUS 1.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF WET FLURRIES
NEAR BOSTON BAR. WIND SOUTH 20 KM/H BECOMING LIGHT IN THE MORNING.
TEMPERATURE STEADY NEAR PLUS 2.
NICOLA.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF WET FLURRIES THIS MORNING. A
FEW RAIN SHOWERS BEGINNING EARLY THIS AFTERNOON. SNOW LEVEL RISING
TO 1000 METRES THIS AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H THIS
MORNING. HIGH 9.
TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN PARTLY CLOUDY.
SNOW LEVEL 1000 METRES. WIND SOUTHEAST 20 KM/H BECOMING SOUTHWEST 40
GUSTING TO 60 THIS EVENING THEN DIMINISHING TO 20 GUSTING TO 40
AFTER MIDNIGHT. LOW MINUS 2. WIND CHILL MINUS 7 OVERNIGHT.
FRIDAY..MAINLY SUNNY. INCREASING CLOUDINESS LATE IN THE MORNING THEN
30 PERCENT CHANCE OF FLURRIES IN THE AFTERNOON. WIND SOUTHWEST
20 KM/H GUSTING TO 40. HIGH PLUS 3. WIND CHILL MINUS 8 IN THE
MORNING.
SOUTH THOMPSON.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES THIS MORNING AND
EARLY THIS AFTERNOON. A FEW RAIN SHOWERS BEGINNING THIS AFTERNOON.
SNOW LEVEL RISING TO 900 METRES THIS AFTERNOON. WIND EAST 20 KM/H
GUSTING TO 40. HIGH 7.
TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN CLEARING. SNOW
LEVEL 900 METRES. WIND EAST 20 KM/H GUSTING TO 40 BECOMING SOUTHWEST
40 GUSTING TO 60 THIS EVENING THEN DIMINISHING TO 20 GUSTING TO 40
AFTER MIDNIGHT. LOW MINUS 1.
FRIDAY..MAINLY SUNNY. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT IN THE MORNING. HIGH PLUS 3.
SHUSWAP.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES THIS MORNING. WET
SNOW BEGINNING EARLY THIS AFTERNOON. LOCAL AMOUNT 2 CM. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH PLUS 4.
TONIGHT..WET SNOW ENDING THIS EVENING THEN CLOUDY WITH 60 PERCENT
CHANCE OF RAIN SHOWERS. WIND SOUTHEAST 20 KM/H GUSTING TO 40
BECOMING NORTHWEST 30 GUSTING TO 50 THIS EVENING THEN LIGHT AFTER
MIDNIGHT. TEMPERATURE RISING TO 6 THIS EVENING THEN FALLING.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 3.
MANNING - SKAGIT VALLEY.
TODAY..CLOUDY. 60 PERCENT CHANCE OF FLURRIES THIS MORNING. SNOW
BEGINNING THIS MORNING THEN CHANGING TO RAIN THIS AFTERNOON.
SNOWFALL AMOUNT 5 TO 10 CM. RAINFALL AMOUNT 5 TO 10 MM. SNOW LEVEL
RISING TO 1200 METRES THIS AFTERNOON. WIND SOUTHEAST 20 KM/H
BECOMING NORTHWEST 30 GUSTING TO 50 EARLY THIS AFTERNOON. HIGH
PLUS 3.
TONIGHT..RAIN CHANGING TO A FEW FLURRIES LATE THIS EVENING AND ENDING
AFTER MIDNIGHT THEN CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES.
RAINFALL AMOUNT 5 TO 10 MM. SNOW LEVEL 1200 METRES LOWERING TO
VALLEY BOTTOM LATE THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO
50 BECOMING LIGHT AFTER MIDNIGHT. LOW MINUS 2.
FRIDAY..FLURRIES. AMOUNT 5 CM. HIGH PLUS 1.
END
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