174
FOCN45 CWWG 221300
SIGNIFICANT WEATHER DISCUSSION ISSUED BY THE PRAIRIE AND ARCTIC STORM
PREDICTION CENTRE OF ENVIRONMENT CANADA AT 7:00 AM CST SUNDAY
FEBRUARY 22 2026.
ALERTS IN EFFECT...COLD WARNINGS FROM NORTHERN ALBERTA THRU NORTHERN
MANITOBA AND FOR MANY PARTS OF THE NWT AND NU. BLIZZARD WARNINGS FOR
THE EASTERN KITIKMEOT AND THE MELVILLE PENINSULA, AS WELL AS
PAULATUK. WIND WARNING FOR PAULATUK.
SYNOPTIC OVERVIEW...THE 00Z UPPER ANALYSES REVEALED A DEEP LOW OVER
THE HIGH ARCTIC AND ANOTHER OFF THE WASHINGTON COAST, A BIG RIDGE
OVER THE WESTERN PRAIRIES AND A SMALLER RIDGE OVER QUEBEC.
THE SURFACE ANALYSIS SHOWS THE DOMINANT FEATURE THIS MORNING TO BE A
STRONG HIGH NEAR GREAT SLAVE LAKE. LOW PRESSURE SITS OFF THE BC COAST
AND ANOTHER WEAK LOW IS OVER EASTERN DAVIS STRAIT. LOW OVER THE
ARCTIC OCEAN.
DISCUSSION...
PRAIRIES...COLD TEMPERATURES CONTINUE IN THE NORTHERN PRAIRIES THIS
MORNING. WIND CHILLS BETWEEN -40 AND -45 ARE HAPPENING THIS MORNING.
SIMILAR WIND CHILLS ARE LIKELY OVER A SMALLER PORTION OF NORTHERN
SASKATCHEWAN AND MANITOBA TONIGHT.
MONDAY MORNING A LOW IS FORECAST TO SIT SOUTHEAST OF CALGARY.
THE EXACT POSITION OF THE LOW WILL DETERMINE FORECAST HIGHS OVER
SOUTHERN ALBERTA. THE CITY OF CALGARY COULD BE +7C OR -5C DEPENDING
IF THE LOW IS NORTH ENOUGH FOR THEM TO GET THE WESTERLY WINDS.
ALONG THE COLD FRONT CONVECTIVE PRECIPITATION IS EXPECTED WITH A
SLIGHT CHANCE OF A LIGHTNING STRIKE IN SOUTHERN ALBERTA.
SOUTHWESTERLY WIND GUSTS IN THE WARM SECTOR ARE EXPECTED TO TOP OUT
AROUND 70 KM/H.
A SUB-WARNING SWATH OF SNOWFALL IS EXPECTED THROUGH MONDAY NIGHT
THROUGH THE NORTH-CENTRAL PRAIRIES AND SOUTHERN MANITOBA.
NU...COLD WARNINGS ARE EXPECTED TO CONTINUE FOR MANY SITES IN THE
ARCTIC WELL INTO THE COMING WEEK. A FRIGID AIRMASS CONTINUES TO PUSH
SOUTHWARD, LEADING TO A RESURGENCE OF COLD WARNINGS DUE TO
DANGEROUSLY LOW WIND CHILLS.
A DECENT PRESSURE GRADIENT IS CREATING BLIZZARD CONDITIONS ACROSS THE
EASTERN KITIKMEOT AND MELVILLE PENINSULA.
NT...COLD WARNINGS WILL END LATER TODAY. BLIZZARD CONDITIONS AND
SEVERE WINDS WITH GUSTS UP TO 100 KM/H AT PAULATUK WILL END THIS
EVENING.
END/CARLSEN/ROMBOUGH
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