Area Forecast Discussion
Issued by NWS Hastings, NE
Issued by NWS Hastings, NE
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971 FXUS63 KGID 221737 AFDGID Area Forecast Discussion National Weather Service Hastings NE 1137 AM CST Fri Nov 22 2024 .KEY MESSAGES... - Pleasant with slightly above-normal temperatures through the weekend. Possibly some patchy fog Saturday morning. - Cold front brings cooler air into the area for next week. - Only a low chance (20%) for some accumulating snow Wednesday/Thursday (Thanksgiving Day). Higher confidence in a push of even colder air mid-late next week. && .DISCUSSION... Issued at 320 AM CST Fri Nov 22 2024 Mostly clear skies and light/variable winds under surface high pressure has allowed locations to drop into the 20s and even upper teens across the area as of 3am. Winds will gradually turn to the south as high pressure moves eastward. Scattered high clouds may inhibit our warmup a bit today, but temperatures should still reach the 50s for most areas. Winds go light/variable again tonight and any near-term models (HRRR and several HREF members) show some fog developing over at least portions of the area into Saturday morning. Western areas appear to be most favored at this time, so patchy fog was introduced into the forecast in these areas. Saturday will be a touch warmer than today with slightly stronger south-southeasterly winds. Forecast highs in the mid to upper 50s are 5-10 degrees above our climatological normals. Sunday should be another pleasant day for many areas, but an advancing cold front cold front will usher in breezier north winds. Depending on the timing (which is still a little uncertain), northern areas could end up with highs only in the 40s while portions of KS reach the 60s. Some flurries/sprinkles cannot be ruled out late Sunday night through Monday as the upper shortwave associated with the cold front passes through the central Plains. That said, the potential for any accumulation is near zero. High temperatures on Monday/Tuesday are expected to be in the upper 30s to 40s with overnight lows in the teens and 20s. As mentioned in previous forecast discussions, the next chance for precipitation (primarily snow) arrives Wednesday into Thursday as a shortwave moves across the region. That being said, the potential for any meaningful accumulation has continued to trend downward on the 00Z suite of deterministic and ensemble modeling. The 01Z NBM only shows a 10-20% chance for even 1" of snowfall through Thanksgiving Day. This period still bears monitoring, but it appears to be trending favorably for holiday travel plans. Regardless of the snow, this system WILL push additional cold air into the area for the middle to end of next week. HIGH temperatures may struggle to rise above freezing through the Thanksgiving weekend. Low temperatures and wind chills could dip into the single digits. Medium to long-range guidance then favors a slight warming trend into the first weekend of December with no strong signals for accumulating snow at this time. && .AVIATION /18Z TAFS THROUGH 18Z SATURDAY/... Issued at 1134 AM CST Fri Nov 22 2024 For KGRI/KEAR Airports: Winds will be fairly light out of a generally southerly direction. Some patchy fog and low ceilings are possible beginning around 10z and continuing until 16z. && .GID WATCHES/WARNINGS/ADVISORIES... NE...None. KS...None. && $$ DISCUSSION...Mangels AVIATION...Schuldt