852
FPCN15 CWWG 182146
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 4:00 P.M. MDT FRIDAY 18 APRIL 2025 FOR TONIGHT
SATURDAY AND SATURDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT SATURDAY.
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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..CLEAR. INCREASING CLOUDINESS OVERNIGHT THEN A FEW SHOWERS.
WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW
PLUS 4.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN CLOUDY WITH
60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE IN THE
AFTERNOON. AMOUNT 5 MM. WIND NORTHWEST 20 KM/H GUSTING TO 40.
HIGH 12. UV INDEX 2 OR LOW.
SATURDAY NIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES AFTER MIDNIGHT. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. WIND NORTH 20 KM/H BECOMING LIGHT
IN THE EVENING. LOW PLUS 1.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TONIGHT..CLEAR. INCREASING CLOUDINESS OVERNIGHT THEN A FEW SHOWERS.
LOW PLUS 3.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN CLOUDY WITH
60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE IN THE
AFTERNOON. AMOUNT 5 MM. WIND BECOMING NORTH 20 KM/H GUSTING TO 40
NEAR NOON. HIGH 14. UV INDEX 2 OR LOW.
SATURDAY NIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 60 PERCENT CHANCE OF FLURRIES BEFORE MORNING. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. LOW PLUS 2.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TONIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT THEN A FEW
SHOWERS. WIND BECOMING NORTH 20 KM/H GUSTING TO 40 BEFORE MORNING.
LOW PLUS 3.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND
CLOUD WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE
IN THE AFTERNOON. AMOUNT 5 TO 10 MM. WIND NORTH 20 KM/H GUSTING TO
40. HIGH 9. UV INDEX 3 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES AFTER MIDNIGHT. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. WIND NORTHEAST 20 KM/H BECOMING
LIGHT IN THE EVENING. LOW MINUS 2. WIND CHILL MINUS 4 OVERNIGHT.
DRUMHELLER - THREE HILLS.
TONIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT THEN A FEW
SHOWERS. WIND BECOMING NORTH 30 KM/H GUSTING TO 50 BEFORE MORNING.
LOW PLUS 3.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND
CLOUD WITH 60 PERCENT CHANCE OF SHOWERS. AMOUNT 5 TO 10 MM. WIND
NORTH 30 KM/H GUSTING TO 50. HIGH 11. UV INDEX 3 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES AFTER MIDNIGHT. WIND NORTH
20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 3. WIND CHILL
MINUS 7 OVERNIGHT.
BROOKS - STRATHMORE - VULCAN.
TONIGHT..CLEAR. LOW PLUS 1.
SATURDAY..INCREASING CLOUDINESS. A FEW SHOWERS BEGINNING IN THE
MORNING. AMOUNT 5 TO 10 MM. WIND BECOMING NORTH 30 KM/H GUSTING TO
50 IN THE MORNING. HIGH 14. UV INDEX 2 OR LOW.
SATURDAY NIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS OVERNIGHT.
WIND NORTH 30 KM/H GUSTING TO 50 BECOMING LIGHT IN THE EVENING.
LOW ZERO.
KANANASKIS - CANMORE.
TONIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT THEN A FEW RAIN
SHOWERS OR FLURRIES. WIND WEST 20 KM/H GUSTING TO 40. LOW PLUS 3.
SATURDAY..A FEW RAIN SHOWERS ENDING IN THE AFTERNOON THEN MAINLY
CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS. RAIN SHOWERS OR A FEW
FLURRIES IN THE MORNING. RISK OF A THUNDERSTORM LATE IN THE
AFTERNOON. LOCAL RAINFALL AMOUNT 5 MM EXCEPT SNOWFALL AMOUNT 2 CM
OVER HIGHER TERRAIN. SNOW LEVEL RISING TO 1600 METRES LATE IN THE
MORNING. WIND WEST 20 KM/H BECOMING LIGHT IN THE MORNING. HIGH 11.
UV INDEX 3 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS
IN THE EVENING THEN 30 PERCENT CHANCE OF FLURRIES LATE IN THE
EVENING AND AFTER MIDNIGHT. A FEW FLURRIES BEGINNING OVERNIGHT. RISK
OF A THUNDERSTORM EARLY IN THE EVENING. SNOW LEVEL 1600 METRES
LOWERING TO VALLEY BOTTOM NEAR MIDNIGHT. WIND UP TO 15 KM/H. LOW
MINUS 2. WIND CHILL MINUS 4 OVERNIGHT.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TONIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT THEN A FEW RAIN
SHOWERS OR FLURRIES. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS EVENING. LOW PLUS 4.
SATURDAY..A FEW RAIN SHOWERS OR FLURRIES ENDING IN THE AFTERNOON THEN
A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF RAIN SHOWERS. SNOW
LEVEL RISING TO 1800 METRES IN THE AFTERNOON. WIND BECOMING WEST
20 KM/H IN THE MORNING. HIGH 8. UV INDEX 4 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES LATE IN THE EVENING. SNOW
LEVEL 1800 METRES LOWERING TO VALLEY BOTTOM LATE IN THE EVENING.
WIND WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 4. WIND
CHILL MINUS 6 OVERNIGHT.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TONIGHT..INCREASING CLOUDINESS. A FEW RAIN SHOWERS BEGINNING NEAR
MIDNIGHT. RAIN SHOWERS OR A FEW FLURRIES OVERNIGHT. SNOW LEVEL 1600
METRES LOWERING TO VALLEY BOTTOM OVERNIGHT. LOW PLUS 1.
SATURDAY..A FEW RAIN SHOWERS OR FLURRIES ENDING IN THE MORNING THEN A
MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. WIND BECOMING WEST 20 KM/H IN THE MORNING. HIGH 7. UV
INDEX 4 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES IN THE EVENING. WIND WEST 20 KM/H BECOMING LIGHT IN THE
EVENING. LOW MINUS 6. WIND CHILL MINUS 8 OVERNIGHT.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TONIGHT..CLEAR. INCREASING CLOUDINESS NEAR MIDNIGHT THEN A FEW
SHOWERS. LOW PLUS 2.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND
CLOUD WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE
IN THE AFTERNOON. RAINFALL AMOUNT 5 MM EXCEPT SNOWFALL AMOUNT 2 CM
OVER HIGHER TERRAIN. HIGH 7. UV INDEX 4 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES IN THE EVENING. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. WIND UP TO 15 KM/H. LOW MINUS 4.
WIND CHILL MINUS 6 OVERNIGHT.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TONIGHT..CLEAR. INCREASING CLOUDINESS NEAR MIDNIGHT THEN A FEW
SHOWERS. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 AFTER
MIDNIGHT. LOW PLUS 4.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND
CLOUD WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE
IN THE AFTERNOON. AMOUNT 5 MM. WIND NORTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT LATE IN THE AFTERNOON. HIGH 8. UV INDEX 4 OR
MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES IN THE EVENING. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. LOW ZERO.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TONIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT THEN A FEW
SHOWERS. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR
MIDNIGHT. WIND BECOMING NORTHWEST 30 GUSTING TO 50 BEFORE MORNING.
LOW PLUS 3.
SATURDAY..A FEW SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND
CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. AMOUNT 5 TO 10 MM. WIND
NORTHWEST 30 KM/H GUSTING TO 50. HIGH 9. UV INDEX 3 OR MODERATE.
SATURDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF FLURRIES AFTER MIDNIGHT. WIND
NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW ZERO.
HANNA - CORONATION - OYEN.
TONIGHT..A FEW CLOUDS. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING
LIGHT OVERNIGHT. LOW PLUS 2.
SATURDAY..INCREASING CLOUDINESS. A FEW SHOWERS BEGINNING IN THE
MORNING. WIND BECOMING NORTHWEST 40 KM/H GUSTING TO 60 IN THE
MORNING. HIGH 11. UV INDEX 2 OR LOW.
SATURDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE IN
THE EVENING. LOW MINUS 1.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TONIGHT..CLEAR. WIND SOUTH 20 KM/H. LOW PLUS 2.
SATURDAY..INCREASING CLOUDINESS. SHOWERS BEGINNING EARLY IN THE
AFTERNOON. LOCAL AMOUNT 5 MM. WIND SOUTHWEST 20 KM/H GUSTING TO 40
BECOMING NORTHWEST 30 GUSTING TO 50 NEAR NOON. HIGH 16. UV INDEX 5
OR MODERATE.
SATURDAY NIGHT..SHOWERS ENDING IN THE EVENING THEN MAINLY CLOUDY WITH
30 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST 30 KM/H GUSTING TO 50
BECOMING LIGHT IN THE EVENING. LOW PLUS 3.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TONIGHT..CLEAR. WIND SOUTHWEST 20 KM/H. LOW PLUS 1.
SATURDAY..MAINLY SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON THEN A
FEW SHOWERS. WIND SOUTHWEST 30 KM/H GUSTING TO 50. HIGH 18. UV
INDEX 6 OR HIGH.
SATURDAY NIGHT..A FEW SHOWERS ENDING LATE IN THE EVENING THEN MAINLY
CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND WEST 30 KM/H GUSTING
TO 50 BECOMING LIGHT IN THE EVENING. LOW PLUS 2.
LETHBRIDGE - TABER - MILK RIVER.
TONIGHT..CLEAR. WIND SOUTHWEST 20 KM/H. LOW PLUS 3.
SATURDAY..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. WIND SOUTHWEST 20 KM/H BECOMING WEST 40 GUSTING TO 60 IN
THE MORNING. HIGH 16. UV INDEX 5 OR MODERATE.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND WEST
40 KM/H GUSTING TO 60 DIMINISHING TO 20 EARLY IN THE EVENING THEN
BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 3.
CARDSTON - FORT MACLEOD - MAGRATH.
TONIGHT..CLEAR. WIND WEST 30 KM/H GUSTING TO 50. LOW PLUS 3.
SATURDAY..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS LATE IN
THE MORNING AND IN THE AFTERNOON. WIND WEST 40 KM/H GUSTING TO 60.
HIGH 14. UV INDEX 5 OR MODERATE.
SATURDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND
WEST 40 KM/H GUSTING TO 60 BECOMING LIGHT IN THE EVENING. LOW
PLUS 3.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TONIGHT..CLEAR. WIND WEST 30 KM/H GUSTING TO 50. LOW PLUS 3.
SATURDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. 30 PERCENT
CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE AFTERNOON. WIND
WEST 40 KM/H GUSTING TO 60. HIGH 13. UV INDEX 4 OR MODERATE.
SATURDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS IN THE
EVENING AND AFTER MIDNIGHT. SNOW OR RAIN BEGINNING OVERNIGHT. SNOW
LEVEL 1800 METRES LOWERING TO VALLEY BOTTOM OVERNIGHT. WIND WEST
30 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 1.
END
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