324
FOCN45 CWWG 261900
SIGNIFICANT WEATHER DISCUSSION ISSUED BY THE PRAIRIE AND ARCTIC STORM
PREDICTION CENTRE OF ENVIRONMENT CANADA AT 2:00 PM CDT SUNDAY APRIL
26 2026.
ALERTS IN EFFECT...BLIZZARD WARNING IN ARVIAT.
SYNOPTIC OVERVIEW...ALOFT, AN UPPER LOW SITS OVER THE CENTRAL
PRAIRIES, COVERING MOST OF WESTERN CANADA. ANOTHER UPPER LOW SITS
OVER WESTERN GREENLAND, WITH RIDGES OVER BC/NT AND FROM THE GREAT
LAKES TO NORTHERN QUEBEC.
THE SURFACE ANALYSIS SHOWS BROAD LOW PRESSURE OVER THE EASTERN
PRAIRIES WITH HIGH PRESSURE OVER THE EASTERN ARCTIC. RIDGING EXTENDS
FROM THE MELVILLE PENINSULA SOUTHWEST THROUGH NUNAVUT TO GREAT SLAVE
LAKE. A TIGHT NORTH-SOUTH PRESSURE GRADIENT SITS OVER THE KIVALLIQ
REGION.
DISCUSSION...
PRAIRIES...A FEW ISOLATED POCKETS OF HEAVIER FLURRIES MAY PERSIST
UNDER THE LOW COMPLEX, BUT FOR THE MOST PART THE PRAIRIES SHOULD BE
FAIRLY QUIET THIS FORECAST PERIOD.
NUNAVUT...BLOWING SNOW IS ON TAP FOR THE NEXT COUPLE OF DAYS FOR THE
SOUTHERN KIVALLIQ COAST. ARVIAT IS EXPECTED TO RECEIVE 10 TO 20 CM
OVER THE NEXT 36 HOURS, AS WELL AS EASTERLY WINDS GUSTING UP TO
60 KM/H. VISIBILITY IN ARVIAT HAS BEEN POOR THIS MORNING, FREQUENTLY
BEING BELOW 1 SM. A BLIZZARD WARNING HAS BEEN ISSUED FOR THE SITE, AS
THESE CONDITIONS ARE EXPECTED TO BE LONG-LASTING - UP TO 48 HOURS IN
DURATION. RANKIN INLET AND WHALE COVE MAY NEED TO BE ADDED TO THE
BLIZZARD WARNING AS CONDITIONS BEGIN TO DETERIORATE THERE AS WELL,
ALTHOUGH THAT AREA MAY ONLY SEE A FEW CMS OF SNOW TODAY, SO THERE
WILL BE LESS FRESH SNOW TO BLOW AROUND.
ELSEWHERE...NIL SIG WX.
END/COLANGELO
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