577
WWCN15 CWWG 122137
YELLOW WARNING - RAINFALL
FOR SOUTHERN ALBERTA
UPDATED BY ENVIRONMENT CANADA
AT 3:37 P.M. MDT WEDNESDAY 12 AUGUST 2026.
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YELLOW LEVEL WARNING - RAINFALL - FOR:
=NEW= ROCKY VIEW CO. NEAR BRAGG CREEK AND TSUU T'INA RES.
=NEW= FOOTHILLS CO. NEAR PRIDDIS AND BROWN-LOWERY PROV. PARK
=NEW= FOOTHILLS CO. NEAR DIAMOND VALLEY
=NEW= FOOTHILLS CO. NEAR OKOTOKS AND DE WINTON
=NEW= FOOTHILLS CO. NEAR HIGH RIVER AND ALDERSYDE
=NEW= FOOTHILLS CO. NEAR CAYLEY
=NEW= M.D. OF WILLOW CREEK NEAR NANTON AND PARKLAND
=NEW= M.D. OF WILLOW CREEK NEAR CLARESHOLM AND STAVELY
=NEW= M.D. OF BIGHORN NEAR GHOST RIVER WILDERNESS
=NEW= M.D. OF BIGHORN NEAR CANMORE EXSHAW AND GHOST LAKE
=NEW= KANANASKIS IMPROVEMENT DISTRICT NEAR KANANASKIS VILLAGE
FOOTHILLS CO. NEAR LONGVIEW AND EDEN VALLEY RES.
KANANASKIS IMPROVEMENT DISTRICT NEAR HIGHWOOD HOUSE
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
HEAVY RAIN WILL CONTINUE.
TOTAL RAINFALL AMOUNTS OF 50 TO 80 MM ARE EXPECTED THROUGH EARLY
FRIDAY MORNING.
LOCALLY HIGHER RAINFALL AMOUNTS ARE POSSIBLE IN EMBEDDED
THUNDERSTORMS.
RAIN WILL TAPER OFF ON FRIDAY.
WATER WILL LIKELY POOL ON ROADS AND IN LOW-LYING AREAS. SOME TRAVEL
DELAYS ARE POSSIBLE. FAST-MOVING AND RAPIDLY RISING WATER CAN SWEEP
VEHICLES AWAY AND DAMAGE INFRASTRUCTURE. DON'T DRIVE THROUGH FLOODED
ROADWAYS. AVOID LOW-LYING AREAS. WATCH FOR WASHOUTS NEAR RIVERS,
CREEKS AND CULVERTS.
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO
ABSTORM(AT)EC.GC.CA, CALL 1-800-239-0484 OR POST REPORTS ON SOCIAL
MEDIA USING (HASH)ABSTORM.
HTTP://WEATHER.GC.CA
END/PASPC
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