258
FPCN15 CWWG 170449 AAC
UPDATED FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED
BY ENVIRONMENT CANADA AT 10:47 P.M. MDT WEDNESDAY 16 JULY 2025 FOR
TONIGHT THURSDAY AND THURSDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT THURSDAY.
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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..SHOWERS. RISK OF A SEVERE THUNDERSTORM LATE THIS EVENING AND
AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. AMOUNT 5 TO 10 MM.
WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT.
LOW 11.
THURSDAY..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 10 TO 20 MM.
WIND BECOMING NORTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING.
HIGH 16. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE
EVENING WITH RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. FOG PATCHES
DEVELOPING NEAR MIDNIGHT. LOW 9.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TONIGHT..SHOWERS. RISK OF A SEVERE THUNDERSTORM LATE THIS EVENING AND
AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. AMOUNT 5 TO 10 MM.
LOW 11.
THURSDAY..SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD
WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE
MORNING AND AFTERNOON. AMOUNT 10 TO 20 MM. WIND BECOMING NORTH
20 KM/H IN THE MORNING. HIGH 16. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY
IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING IN THE EVENING.
FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 7.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TONIGHT..SHOWERS. RISK OF A SEVERE THUNDERSTORM LATE THIS EVENING AND
AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. AMOUNT 5 TO 10 MM.
WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT.
LOW 9.
THURSDAY..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 10 TO 15 MM.
WIND BECOMING NORTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING.
HIGH 18. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY
IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING IN THE EVENING.
FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 7.
DRUMHELLER - THREE HILLS.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS LATE THIS
EVENING AND AFTER MIDNIGHT. SHOWERS BEGINNING OVERNIGHT. RISK OF A
SEVERE THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. RISK OF A
THUNDERSTORM OVERNIGHT. LOCAL SMOKE LATE THIS EVENING AND AFTER
MIDNIGHT. LOW 12.
THURSDAY..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 10 TO 15 MM.
HIGH 18. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN
THE EVENING AND RISK OF A THUNDERSTORM. CLEARING NEAR MIDNIGHT. FOG
PATCHES DEVELOPING NEAR MIDNIGHT. LOW 9.
BROOKS - STRATHMORE - VULCAN.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AFTER
MIDNIGHT. SHOWERS BEGINNING OVERNIGHT. RISK OF A SEVERE THUNDERSTORM
OVERNIGHT. LOW 11.
THURSDAY..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 10 TO 15 MM.
HIGH 16. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE
EVENING WITH RISK OF A THUNDERSTORM. FOG PATCHES DEVELOPING NEAR
MIDNIGHT. LOW 9.
KANANASKIS - CANMORE.
TONIGHT..SHOWERS. RISK OF A SEVERE THUNDERSTORM LATE THIS EVENING AND
AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. AMOUNT 5 TO 10 MM.
LOW 8.
THURSDAY..SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD
WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE
MORNING AND AFTERNOON. AMOUNT 15 TO 25 MM. HIGH 15. UV INDEX 5 OR
MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN
THE EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. FOG
PATCHES DEVELOPING NEAR MIDNIGHT. LOW 7.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOCAL SMOKE LATE
THIS EVENING AND AFTER MIDNIGHT. FOG PATCHES OVERNIGHT. LOW 10.
THURSDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 20. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN
THE EVENING AND RISK OF A THUNDERSTORM. CLEARING LATE IN THE
EVENING. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 7.
HANNA - CORONATION - OYEN.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOCAL SMOKE
LATE THIS EVENING AND AFTER MIDNIGHT. LOW 10.
THURSDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE
MORNING. SHOWERS BEGINNING NEAR NOON. RISK OF A THUNDERSTORM IN THE
AFTERNOON. WIND BECOMING EAST 20 KM/H GUSTING TO 40 IN THE MORNING.
HIGH 19. UV INDEX 6 OR HIGH.
THURSDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN
THE EVENING. CLEARING OVERNIGHT. RISK OF A THUNDERSTORM EARLY IN THE
EVENING. LOW 6.
REMAINDER UNCHANGED.
END
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