096
WWCN15 CWWG 181640
SEVERE THUNDERSTORM WATCH
FOR SOUTHERN ALBERTA
ISSUED BY ENVIRONMENT CANADA
AT 10:40 A.M. MDT FRIDAY 18 JULY 2025.
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SEVERE THUNDERSTORM WATCH FOR:
=NEW= CITY OF CALGARY
=NEW= AIRDRIE - COCHRANE - OLDS - SUNDRE
=NEW= DRUMHELLER - THREE HILLS
=NEW= KANANASKIS - CANMORE
=NEW= NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734
=NEW= ROCKY MOUNTAIN HOUSE - CAROLINE.
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==DISCUSSION==
SHOWERS WITH THUNDERSTORMS ARE FORECAST TO DEVELOP THIS AFTERNOON.
SOME OF THESE THUNDERSTORMS HAVE THE POTENTIAL TO BE SEVERE BRINGING
LARGE HAIL, HEAVY RAIN AND STRONG WIND GUSTS.
FAST-MOVING AND RAPIDLY RISING WATER CAN SWEEP VEHICLES AWAY AND
DAMAGE INFRASTRUCTURE. BE PREPARED FOR SEVERE WEATHER. IF
THREATENING WEATHER APPROACHES, TAKE COVER IN A BASEMENT OR INTERIOR
ROOM. IF OUTSIDE, PROTECT YOURSELF FROM FLYING DEBRIS AND HAIL. WHEN
THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND
INJURES CANADIANS EVERY YEAR.
HEAVY RAIN CAN CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO
VISIBILITY.
SEVERE THUNDERSTORM WATCHES ARE ISSUED WHEN CONDITIONS ARE
FAVOURABLE FOR THE DEVELOPMENT OF THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING HAIL, WIND OR RAIN.
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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