733
WOCN15 CWWG 191040
SPECIAL WEATHER STATEMENT
FOR SOUTHERN ALBERTA
ISSUED BY ENVIRONMENT CANADA
AT 4:40 A.M. MDT THURSDAY 19 JUNE 2025.
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SPECIAL WEATHER STATEMENT FOR:
=NEW= CITY OF CALGARY
=NEW= OKOTOKS - HIGH RIVER - CLARESHOLM
=NEW= AIRDRIE - COCHRANE - OLDS - SUNDRE
=NEW= DRUMHELLER - THREE HILLS
=NEW= BROOKS - STRATHMORE - VULCAN
=NEW= KANANASKIS - CANMORE
=NEW= BANFF NATIONAL PARK
=NEW= JASPER NATIONAL PARK
=NEW= NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734
=NEW= HANNA - CORONATION - OYEN
=NEW= MEDICINE HAT - BOW ISLAND - SUFFIELD
=NEW= CYPRESS HILLS PROVINCIAL PARK - FOREMOST
=NEW= LETHBRIDGE - TABER - MILK RIVER
=NEW= CARDSTON - FORT MACLEOD - MAGRATH
=NEW= CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
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==DISCUSSION==
HEAVY PRECIPITATION AND STRONG WINDS ARE EXPECTED THIS WEEKEND OVER
SOUTHERN ALBERTA.
RAIN WILL BEGIN FRIDAY, WITH THE HEAVIEST RAIN FORECAST TO FALL
ALONG THE ALBERTA FOOTHILLS. GENERAL PRECIPITATION AMOUNTS WILL
RANGE BETWEEN 50 TO 100 MM BY SUNDAY AFTERNOON, HOWEVER SOME AREAS,
ESPECIALLY ALONG THE SOUTHERN FOOTHILLS COULD SEE BETWEEN 100-200
MM.
COOLER TEMPERATURES WILL MOVE INTO THE REGION ON FRIDAY NIGHT, AND
RAIN WILL CHANGE TO SNOW OVER MOUNTAINOUS TERRAIN. THE SNOW WILL BE
VERY WET AND HEAVY, AND ACCUMULATIONS WILL BE HIGHLY VARIABLE.
UPWARDS OF 10 TO 20 CM IS POSSIBLE OVER THE HIGHEST TERRAIN SUCH AS
HIGHWOOD PASS AND SOUTHERN SECTIONS OF HIGHWAY 93.
STRONG NORTHERLY WINDS WILL ALSO DEVELOP ON SATURDAY, WITH GUSTS OF
60-80 KM/H. THE STRONG WINDS COMBINED WITH THE RECENT RAINFALL COULD
RESULT IN TREE DAMAGE.
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 X USING
(HASH)ABSTORM.
HTTP://WEATHER.GC.CA
END/PASPC
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