175
WWCN16 CWHX 202044
YELLOW WATCH - SEVERE THUNDERSTORM
FOR NEWFOUNDLAND
ISSUED BY ENVIRONMENT CANADA
AT 6:14 P.M. NDT SATURDAY 20 JUNE 2026.
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YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - FOR:
=NEW= GANDER AND VICINITY
=NEW= GRAND FALLS-WINDSOR AND VICINITY.
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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 HEAVY RAIN.
LOCATIONS: GRAND FALLS-WINDSOR, GANDER, AND VICINITY.
POTENTIAL RAINFALL RATES: LOCALLY 30 TO 40 MM PER HOUR IN
THUNDERSTORMS.
TIME SPAN: THIS EVENING.
REMARKS: AN AREA OF THUNDERSTORMS HAS DEVELOPED SOUTH OF GRAND
FALLS. THESE STORMS ARE TRACK NORTHEASTWARD AND HAVE THE POTENTIAL
TO BECOME SEVERE.
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
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