203
WWCN15 CWWG 121020
YELLOW WARNING - RAINFALL
FOR SOUTHERN ALBERTA
ISSUED BY ENVIRONMENT CANADA
AT 4:20 A.M. MDT WEDNESDAY 12 AUGUST 2026.
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YELLOW LEVEL WARNING - RAINFALL - FOR:
=NEW= FOOTHILLS CO. NEAR LONGVIEW AND EDEN VALLEY RES.
=NEW= KANANASKIS IMPROVEMENT DISTRICT NEAR HIGHWOOD HOUSE
=NEW= CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
HEAVY RAIN TO DEVELOP TODAY.
AN AREA OF RAINFALL IS EXPECTED TO DEVELOP TODAY AND CONTINUE INTO
THURSDAY. TOTAL RAINFALL AMOUNTS OF 50 TO 80 MM ARE LIKELY 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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