FOCN45 CWWG 251200 SIGNIFICANT WEATHER DISCUSSION ISSUED BY THE PRAIRIE AND ARCTIC STORM PREDICTION CENTRE OF ENVIRONMENT CANADA AT 7:00 AM CDT SATURDAY OCTOBER 25 2025. ALERTS IN EFFECT...BLIZZARD WARNING FOR RESOLUTE. SYNOPTIC OVERVIEW...ALOFT, UPPER LOW IN THE GULF OF ALASKA WITH TROUGHING SOUTHWARD OVER THE PACIFIC COAST AND A POTENT SHORTWAVE APPROACHING VANCOUVER ISLAND. A LARGE UPPER RIDGE OVER THE EASTERN PRAIRIES EXTENDS NORTHWARDS THROUGH NORTHERN BAFFIN ISLAND. DEEP TROUGH WITH EMBEDDED LOWS OVER EASTERN CANADA. AT THE SURFACE, RIDGE OF HIGH PRESSURE FROM THE GREAT LAKES THROUGH NORTHERN BAFFIN ISLAND. SERIES OF LOWS OVER ALBERTA, NWT AND THE HIGH ARCTIC. DISCUSSION... AB/NRN SK..THE 995 MB LOW OVER CENTRAL ALBERTA WILL BRING RAIN TO CENTRAL AND NORTHERN REGIONS TODAY WITH UP TO 15MM FORECAST IN NORTHEASTERN AB. THE SUBSEQUENT LOW ON SUNDAY WILL BRING WITH IT A COOLER AIRMASS THOUGH PRECIPITATION IS EXPECTED TO FALL MAINLY AS RAIN DURING THE DAYTIME. BETWEEN 5 AND 15MM OF RAIN IS FORECAST AS THE SYSTEM SPREADS PRECIPITATION FROM SOUTH TO NORTH. STRONG WINDS ARE EXPECTED SUNDAY AS A LEE LOW DEVELOPS AND TRACKS ACROSS THE PROVINCE. WIND GUSTS UP TO 90 KM/H ARE FORECAST FOR WIND PRONE AREAS IN THE SOUTHWEST. SRN SK/MB...UNSEASONABLY WARM TODAY AS LOW IN ALBERTA MOVES NORTHEAST AND STRONG SOUTHERLIES ADVECT MILDER AIR INTO THE REGION. OTHERWISE NIL SIG WX. NWT.. RAINFALL AMOUNTS OF 5 TO 10 MM ARE FORECAST FOR AREAS AROUND GREAT SLAVE LAKE TODAY AS THE AB LOW MOVES INTO THE REGION. OVERNIGHT, RAIN WILL TRANSITION TO SNOW, WITH A BRIEF RISK OF FREEZING RAIN POSSIBLE ALONG THE TRANSITION ZONE. EASTERN ARCTIC...APPROACHING LOW PRESSURE SYSTEM WILL SPREAD A FEW CM SNOW THROUGH NORTHERN BAFFIN. STRONG SOUTHERLIES OVER THE KIVALLIQ. WIDESPREAD RISK OF FREEZING DRIZZLE AHEAD OF THE WARM FRONT. BLIZZARD CONDITIONS ARE EXPECTED TO DEVELOP IN RESOLUTE BAY THIS MORNING. STRONG SOUTHEASTERLY WINDS OF 60 KM/H, GUSTING TO 80 KM/H, ARE ONGOING THOUGH VISIBILITY REMAINS NEAR 1SM. SNOWFALL AMOUNTS HAVE TRENDED LOWER, AND TEMPERATURES ARE MODERATE AND EXPECTED TO RISE THROUGH THE DAY. GIVEN THAT BLIZZARD CONDITIONS DEVELOPED RECENTLY UNDER SIMILAR CIRCUMSTANCES, THEY MAY STILL DEVELOP AGAIN TODAY. HOWEVER CONDITIONS ARE SLIGHTLY LESS FAVOURABLE WITH A MORE SOUTHERLY FLOW OFF THE WATER. END/FULTON/GERGELY