297
FPCN15 CWWG 212231
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 4:00 P.M. MST SATURDAY 21 DECEMBER 2024 FOR
TONIGHT SUNDAY AND SUNDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MST SUNDAY.
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MAJOR REFERENCE ELEVATIONS:
BANFF: 1384 METRES.
LAKE LOUISE: 1750 METRES.
HIGHWAY 93 - BOW SUMMIT: 2068 METRES.
HIGHWAY 93 - SUNWAPTA PASS: 2034 METRES.
COLUMBIA ICEFIELDS VISITORS CENTRE: 2006 METRES.
JASPER: 1061 METRES.
CANMORE: 1350 METRES.
HWY 40 - HIGHWOOD PASS: 2206 METRES.
PINCHER CREEK: 1030 METRES.
WATERTON: 1280 METRES.
CROWSNEST PASS: 1300 METRES.
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CITY OF CALGARY.
TONIGHT..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS LATE
THIS EVENING AND OVERNIGHT. WIND BECOMING NORTHWEST 20 KM/H GUSTING
TO 40 BEFORE MORNING. LOW MINUS 1. WIND CHILL MINUS 5 THIS EVENING.
SUNDAY..CLEARING EARLY IN THE MORNING. WIND NORTHWEST 20 KM/H GUSTING
TO 40 BECOMING LIGHT IN THE AFTERNOON. HIGH PLUS 4. UV INDEX 1 OR
LOW.
SUNDAY NIGHT..INCREASING CLOUDINESS. WIND UP TO 15 KM/H. LOW MINUS 3
WITH TEMPERATURE RISING TO PLUS 4 BY MORNING. WIND CHILL MINUS 7 IN
THE EVENING.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TONIGHT..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS LATE
THIS EVENING AND OVERNIGHT. WIND BECOMING WEST 20 KM/H GUSTING TO 40
AFTER MIDNIGHT. LOW MINUS 2 WITH TEMPERATURE RISING TO PLUS 3 BY
MORNING. WIND CHILL MINUS 6 THIS EVENING.
SUNDAY..CLEARING EARLY IN THE MORNING. WIND WEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE AFTERNOON. HIGH 7. UV INDEX 1 OR LOW.
SUNDAY NIGHT..CLEAR. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND
BECOMING WEST 20 KM/H GUSTING TO 40 AFTER MIDNIGHT. LOW MINUS 4 WITH
TEMPERATURE RISING TO PLUS 4 BY MORNING. WIND CHILL MINUS 8 IN THE
EVENING.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TONIGHT..INCREASING CLOUDINESS THIS EVENING. WIND UP TO 15 KM/H. LOW
MINUS 6 WITH TEMPERATURE RISING TO MINUS 1 BY MORNING. WIND CHILL
MINUS 8 THIS EVENING.
SUNDAY..CLEARING EARLY IN THE MORNING. WIND UP TO 15 KM/H. HIGH
PLUS 4. WIND CHILL MINUS 5 IN THE MORNING. UV INDEX 1 OR LOW.
SUNDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND
UP TO 15 KM/H. LOW MINUS 4 WITH TEMPERATURE RISING TO MINUS 1 BY
MORNING. WIND CHILL MINUS 7 IN THE EVENING.
DRUMHELLER - THREE HILLS.
TONIGHT..INCREASING CLOUDINESS THIS EVENING. FOG PATCHES DEVELOPING
AFTER MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 10. WIND CHILL
MINUS 13 OVERNIGHT.
SUNDAY..CLEARING LATE IN THE MORNING. FOG PATCHES DISSIPATING LATE IN
THE MORNING. WIND UP TO 15 KM/H. HIGH MINUS 6. WIND CHILL NEAR
MINUS 12.
SUNDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 10. WIND
CHILL NEAR MINUS 15.
BROOKS - STRATHMORE - VULCAN.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT THEN PERIODS OF
RAIN. RISK OF FREEZING RAIN LATE THIS EVENING AND OVERNIGHT. WIND UP
TO 15 KM/H. LOW MINUS 9 WITH TEMPERATURE RISING TO PLUS 1 BY
MORNING. WIND CHILL MINUS 12 THIS EVENING.
SUNDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLEARING. RISK OF
FREEZING RAIN EARLY IN THE MORNING. WIND UP TO 15 KM/H. TEMPERATURE
FALLING TO MINUS 6 IN THE AFTERNOON. WIND CHILL MINUS 12 IN THE
AFTERNOON. UV INDEX 1 OR LOW.
SUNDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 11 WITH
TEMPERATURE RISING TO MINUS 2 BY MORNING. WIND CHILL MINUS 16 IN THE
EVENING.
KANANASKIS - CANMORE.
TONIGHT..INCREASING CLOUDINESS. RAIN BEGINNING THIS EVENING AND
ENDING BEFORE MORNING. RAIN MIXED WITH SNOW OVERNIGHT. RAINFALL
AMOUNT 5 MM. SNOW LEVEL 1600 METRES LOWERING TO VALLEY BOTTOM AFTER
MIDNIGHT. WIND BECOMING WEST 20 KM/H GUSTING TO 40 THIS EVENING.
LOW ZERO.
SUNDAY..CLEARING EARLY IN THE MORNING. WIND WEST 20 KM/H GUSTING TO
40. HIGH PLUS 4.
SUNDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT. WIND
WEST 30 KM/H GUSTING TO 50. LOW ZERO.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TONIGHT..CLOUDY. SNOW BEGINNING THIS EVENING. AMOUNT 5 CM. WIND UP TO
15 KM/H. TEMPERATURE STEADY NEAR ZERO. WIND CHILL MINUS 5 THIS
EVENING.
SUNDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. TEMPERATURE
STEADY NEAR PLUS 1. WIND CHILL MINUS 6 IN THE MORNING.
SUNDAY NIGHT..MAINLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 3. WIND
CHILL NEAR MINUS 7.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES THIS EVENING AND
AFTER MIDNIGHT. CLEARING BEFORE MORNING. LOW MINUS 5.
SUNDAY..SUNNY. WIND UP TO 15 KM/H. HIGH PLUS 2. WIND CHILL MINUS 7 IN
THE MORNING.
SUNDAY NIGHT..INCREASING CLOUDINESS EARLY IN THE EVENING. 30 PERCENT
CHANCE OF FLURRIES BEFORE MORNING. TEMPERATURE STEADY NEAR ZERO.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 5. WIND CHILL
MINUS 7 OVERNIGHT.
SUNDAY..SUNNY. WIND UP TO 15 KM/H. HIGH PLUS 4. WIND CHILL MINUS 9 IN
THE MORNING.
SUNDAY NIGHT..INCREASING CLOUDINESS IN THE EVENING. TEMPERATURE
STEADY NEAR PLUS 1.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 9 WITH
TEMPERATURE RISING TO MINUS 6 BY MORNING. WIND CHILL MINUS 16 THIS
EVENING.
SUNDAY..A MIX OF SUN AND CLOUD. CLEARING LATE IN THE MORNING. WIND UP
TO 15 KM/H. HIGH MINUS 1. WIND CHILL MINUS 8 IN THE MORNING AND
MINUS 3 IN THE AFTERNOON.
SUNDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. WIND UP
TO 15 KM/H. TEMPERATURE RISING TO PLUS 3 BY MORNING. WIND CHILL
MINUS 9 IN THE EVENING.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND UP
TO 15 KM/H. LOW MINUS 8. WIND CHILL MINUS 13 OVERNIGHT.
SUNDAY..CLEARING IN THE MORNING. FOG PATCHES DISSIPATING LATE IN THE
MORNING. WIND UP TO 15 KM/H. HIGH MINUS 1. WIND CHILL MINUS 12 IN
THE MORNING AND MINUS 5 IN THE AFTERNOON. UV INDEX 1 OR LOW.
SUNDAY NIGHT..A FEW CLOUDS. WIND BECOMING SOUTHWEST 20 KM/H BEFORE
MORNING. LOW MINUS 4. WIND CHILL MINUS 9 IN THE EVENING.
HANNA - CORONATION - OYEN.
TONIGHT..CLEAR EARLY THIS EVENING THEN PARTLY CLOUDY WITH 30 PERCENT
CHANCE OF FLURRIES OVERNIGHT. RISK OF FREEZING DRIZZLE OVERNIGHT.
FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND UP TO 15 KM/H. LOW
MINUS 10 WITH TEMPERATURE RISING TO MINUS 7 BY MORNING. WIND CHILL
MINUS 15 THIS EVENING.
SUNDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES AND RISK OF
FREEZING DRIZZLE. FOG PATCHES DISSIPATING LATE IN THE AFTERNOON.
WIND UP TO 15 KM/H. TEMPERATURE STEADY NEAR MINUS 7. WIND CHILL NEAR
MINUS 13.
SUNDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 9. WIND
CHILL MINUS 11 IN THE EVENING AND MINUS 16 OVERNIGHT.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TONIGHT..INCREASING CLOUDINESS. RAIN BEGINNING NEAR MIDNIGHT. RISK OF
FREEZING RAIN AFTER MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 7 WITH
TEMPERATURE RISING TO PLUS 2 BY MORNING. WIND CHILL MINUS 12 THIS
EVENING.
SUNDAY..RAIN ENDING IN THE MORNING THEN CLOUDY WITH 30 PERCENT CHANCE
OF FLURRIES. RISK OF FREEZING DRIZZLE LATE IN THE MORNING AND IN THE
AFTERNOON. FOG PATCHES DEVELOPING IN THE MORNING AND DISSIPATING
LATE IN THE AFTERNOON. WIND UP TO 15 KM/H. TEMPERATURE FALLING TO
MINUS 7 IN THE AFTERNOON. WIND CHILL MINUS 10 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
SUNDAY NIGHT..CLEARING EARLY IN THE EVENING. WIND BECOMING SOUTHWEST
30 KM/H BEFORE MORNING. TEMPERATURE RISING TO PLUS 3 BY MORNING.
WIND CHILL MINUS 12 IN THE EVENING.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TONIGHT..INCREASING CLOUDINESS. FREEZING RAIN BEGINNING THIS EVENING
THEN CHANGING TO RAIN BEFORE MORNING. WIND BECOMING WEST 20 KM/H
GUSTING TO 40 BEFORE MORNING. LOW MINUS 3. WIND CHILL MINUS 7 THIS
EVENING.
SUNDAY..RAIN ENDING LATE IN THE MORNING THEN CLEARING. WIND WEST
20 KM/H GUSTING TO 40. HIGH PLUS 2. WIND CHILL MINUS 10 IN THE
AFTERNOON. UV INDEX 1 OR LOW.
SUNDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY AFTER MIDNIGHT. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW
MINUS 8. WIND CHILL MINUS 9 IN THE EVENING AND MINUS 14 OVERNIGHT.
LETHBRIDGE - TABER - MILK RIVER.
TONIGHT..INCREASING CLOUDINESS. PERIODS OF RAIN BEGINNING THIS
EVENING. WIND BECOMING SOUTHWEST 30 KM/H GUSTING TO 50 LATE THIS
EVENING THEN WEST 50 GUSTING TO 70 BEFORE MORNING. LOW PLUS 2.
SUNDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLEARING. WIND
WEST 50 KM/H GUSTING TO 70 DIMINISHING TO 30 GUSTING TO 50 LATE IN
THE MORNING. HIGH 8.
SUNDAY NIGHT..PARTLY CLOUDY. WIND WEST 30 KM/H GUSTING TO 50. LOW
MINUS 1. WIND CHILL MINUS 7 IN THE EVENING.
CARDSTON - FORT MACLEOD - MAGRATH.
TONIGHT..BECOMING CLOUDY THIS EVENING THEN PERIODS OF RAIN. WIND WEST
20 KM/H GUSTING TO 40 INCREASING TO 50 GUSTING TO 70 AFTER MIDNIGHT.
LOW PLUS 4.
SUNDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLEARING. WIND
WEST 50 KM/H GUSTING TO 70 DIMINISHING TO 30 GUSTING TO 50 IN THE
AFTERNOON. HIGH 7. UV INDEX 1 OR LOW.
SUNDAY NIGHT..PARTLY CLOUDY. WIND WEST 30 KM/H GUSTING TO 50
INCREASING TO 50 GUSTING TO 70 AFTER MIDNIGHT. LOW ZERO WITH
TEMPERATURE RISING TO PLUS 4 BY MORNING.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 60 PERCENT CHANCE OF
SHOWERS THIS EVENING AND OVERNIGHT. SNOW LEVEL LOWERING TO 1600
METRES BEFORE MORNING. WIND WEST 20 KM/H GUSTING TO 40 INCREASING TO
50 GUSTING TO 70 AFTER MIDNIGHT. LOW PLUS 3.
SUNDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE MORNING. SNOW LEVEL 1600 METRES. WIND WEST 50 KM/H GUSTING TO 70
DIMINISHING TO 30 GUSTING TO 50 IN THE AFTERNOON. TEMPERATURE STEADY
NEAR PLUS 4. UV INDEX 1 OR LOW.
SUNDAY NIGHT..PARTLY CLOUDY. WIND WEST 30 KM/H GUSTING TO 50
INCREASING TO 50 GUSTING TO 70 AFTER MIDNIGHT. LOW ZERO WITH
TEMPERATURE RISING TO PLUS 5 BY MORNING.
END
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