WWCN13 CWVR 231643
YELLOW WATCH - SEVERE THUNDERSTORM
FOR INTERIOR AND NORTHERN BRITISH COLUMBIA
ISSUED BY ENVIRONMENT CANADA
AT 9:43 A.M. PDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - FOR:
=NEW= EAST COLUMBIA
=NEW= YOHO PARK - KOOTENAY PARK
=NEW= BOUNDARY
=NEW= ARROW LAKES - SLOCAN LAKE
=NEW= WEST KOOTENAY
=NEW= KOOTENAY LAKE
=NEW= EAST KOOTENAY.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF SEVERE 
THUNDERSTORMS THAT MAY BE CAPABLE OF PRODUCING STRONG WIND GUSTS, 
LARGE HAIL AND HEAVY RAIN.

WHEN THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND 
INJURES CANADIANS EVERY YEAR. 

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 
BCSTORM(AT)EC.GC.CA OR POST REPORTS ON SOCIAL MEDIA USING 
(HASH)BCSTORM.

HTTP://WEATHER.GC.CA

END/PSPC