Area Forecast Discussion
Issued by NWS Grand Forks, ND
Issued by NWS Grand Forks, ND
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955 FXUS63 KFGF 100032 AFDFGF Area Forecast Discussion National Weather Service Grand Forks ND 632 PM CST Sun Nov 9 2025 .KEY MESSAGES... - No impactful weather is expected through the next week. && .UPDATE... Issued at 632 PM CST Sun Nov 9 2025 Low stratus lingering along and east of the Red River Valley and across northwest MN, with a sharp clearing line just west of the valley where higher level cirrus is beginning to increase. Surface high is building east and gradient is weakening in the west and this trend should continue east. There is a low chance for fog development where the stratus has cleared later tonight near the surface ridge axis, however as BL shifts to the southwest low levels may remain drier and just mixed enough to limit any fog development. Guidance doesn`t have a consistent signal and the consensus is for no fog in our ND counties. I made minor adjustments to near term trends, otherwise the forecast is on track. && .DISCUSSION... Issued at 122 PM CST Sun Nov 9 2025 ...Synopsis... Water vapor this afternoon shows a deep trough over eastern portions of CONUS. A reinforcing shortwave booking through our FA has left us under a stratus deck of clouds that is producing a few flurries. Snow and flurries have been most prevalent downwind of our larger lakes, which are still warm and open. However, when looking at webcams, they show very little in the way of any accumulation. Temperatures are stuck in the 20s early this afternoon, and when you add in northwesterly winds gusting 20 to 30 mph, wind chills have barely managed to reach the double digits in may spots. This cold snap will be short lived, as ridging will start building in on Monday. In response, temperatures in the low to mid 30s Monday afternoon should hold nearly steady Monday night, then rapidly rise on Tuesday with highs in the 40s to even 50s in southeastern ND. Within the WAA regime Monday evening/night, a few showers look to develop. There is quite a bit of dry air in place, so it is questionable how much if any will reach the ground. With a deep warm nose aloft, ptype will be complicated. Surface temperatures still near freezing add another layer of uncertainty, as if any sprinkles can reach the ground there could be a very brief period of freezing rain on the MN side of the FA. This will be something to monitor through tomorrow afternoon, but any associated impacts look to be low at this time. Thereafter, northwest flow returns, with this FA set up on the baroclinic zone, much like we were for last week. Temperatures will remain consistently in the 40s, warming further Friday/Saturday as a ridge builds in. This quieter weather pattern will come to some sort of an end late next weekend, as southwest flow begins to take shape. Ensembles show a wide variety of potential scenarios, with little consistency in the timing/track/intensity of any system(s). Therefore, will keep low mention of precipitation in the forecast for next weekend, but until predictability increases, no real details can be added. && .AVIATION /00Z TAFS THROUGH 00Z TUESDAY/... Issued at 531 PM CST Sun Nov 9 2025 A large region of MVFR stratus is in place over eastern ND and northwest MN (1200-3000 FT AGL) with a sharp western cutoff where clear skies/VFR conditions are in place over central ND (including KDVL). This clearing line should work east with shifting flow tonight, however due to the position of flow aloft which is keeping stratus streaming into the region from the north and light boundary layer winds confidence is low on how soon this will lift to VFR at KFAR and KGFK (more likely Monday morning based on latest trends). IFR ceilings are shown by guidance to develop early Monday morning in northwest MN before all stratus finally starts to lift to VFR midday as much more substantial southerly flow increases. It is worth noting, that there is a weak signal for radiational fog development in the region of clearing tonight in ND, though no guidance has a consistent signal at KDVL (chances less than 20%). Northwest winds are decreasing as surface high pressure is building east and low levels stabilize post sunset, and should eventually become light and variable 5kt (or less). Southerly flow increases in response to low pressure building upstream in the Canadian Prairies and gradient increasing over the Dakotas. This should result in gusty southerly winds Monday afternoon across the region (gusts 25-30kt). && .FGF WATCHES/WARNINGS/ADVISORIES... ND...None. MN...None. && $$ UPDATE...DJR DISCUSSION...Rafferty AVIATION...DJR