WWCN16 CWHX 301815

YELLOW WATCH - SEVERE THUNDERSTORM

FOR NEWFOUNDLAND

UPDATED BY ENVIRONMENT CANADA

AT 3:45 P.M. NDT TUESDAY 30 JUNE 2026.

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YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - FOR:

=NEW= BONAVISTA PENINSULA

=NEW= BUCHANS AND THE INTERIOR

      TERRA NOVA.



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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 AND 

HEAVY RAIN.



LOCATIONS: BUCHANS AND THE INTERIOR, TERRA NOVA AND VICINITY, AND 

BONAVISTA PENINSULA. 



POTENTIAL RAINFALL RATES: LOCALLY 20 TO 30 MM PER HOUR IN 

THUNDERSTORMS. 



POTENTIAL WIND GUSTS: 60 TO 80 KM/H IN THUNDERSTORMS. 



TIME SPAN: THIS AFTERNOON AND EARLY THIS EVENING. 



REMARKS: THUNDERSTORMS ARE EXPECTED TO BE SLOW MOVING, WHICH WILL 

INCREASE THE RISK OF LOCALIZED HEAVY RAINFALL AND FLOODING. SMALL 

HAIL IS ALSO POSSIBLE.



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. 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 

NLSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)NLWX.



HTTP://WEATHER.GC.CA



END/NLWO