056
FXUS63 KGRB 201911
AFDGRB
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREEN BAY WI
211 PM CDT MON OCT 20 2025
FORECAST DISCUSSION FOR ROUTINE AFTERNOON FORECAST ISSUANCE
KEY MESSAGES
- TEMPERATURES DROP BELOW NORMAL TUESDAY THROUGH THURSDAY, THEN
RETURN TO NEAR NORMAL NEXT WEEKEND.
- RAIN RETURNS LATE THIS AFTERNOON AND EVENING, AND CONTINUES
THROUGH TUESDAY. PERIODIC SHOWERS REMAIN POSSIBLE INTO THURSDAY.
- BLUSTERY CONDITIONS ANTICIPATED THROUGH WEDNESDAY, ALONG WITH
HAZARDOUS CONDITIONS FOR SMALL CRAFT ON LAKE MICHIGAN.
DISCUSSION
ISSUED AT 154 PM CDT MON OCT 20 2025
A COLD FRONT CURRENTLY LOCATED OVER MINNESOTA, WILL TRACK ACROSS
THE REGION TONIGHT. A LINE OF SHOWERS AHEAD OF THE COLD FRONT WILL
ARRIVE ACROSS CENTRAL AND NORTH-CENTRAL WISCONSIN LATE THIS
AFTERNOON AND THE REST OF THE AREA LATER THIS EVENING AND
OVERNIGHT. THE SHOWERS WILL GENERALLY BE LIGHT TO MODERATE THEN
SUBSEQUENTLY END FROM WEST TO EAST LATE THIS EVENING AND OVERNIGHT
AS THE COLD FRONT TRACKS EAST.
AFTER A BRIEF BREAK IN THE PRECIPITATION OVERNIGHT, ADDITIONAL
SHOWERS WILL DEVELOP ON TUESDAY AS AN UPPER LOW TRACKS THROUGH THE
WESTERN GREAT LAKES. CYCLONIC WNW FLOW, ADDITIONAL SHORT-WAVES
WRAPPING AROUND THE SLOWLY DEPARTING UPPER LOW, AND LOW PRESSURE
TRACKING JUST NORTHEAST OF THE STATE (TUESDAY NIGHT) WILL PRODUCE
PERIODIC SHOWERS THROUGH MIDWEEK, ALONG WITH BLUSTERY CONDITIONS
AND BELOW NORMAL TEMPERATURES (HIGHS IN THE 40S AND LOWER 50S).
SCATTERED LAKE-EFFECT SHOWERS MAY LINGER OVER NORTH CENTRAL WI AND
NORTHERN DOOR COUNTY INTO THURSDAY.
HIGH PRESSURE BRINGS DRIER CONDITIONS AND NEAR NORMAL TEMPERATURES
FOR THE END OF THE WEEK AND INTO THE WEEKEND.
AVIATION
FOR 18Z TAF ISSUANCE
ISSUED AT 1201 PM CDT MON OCT 20 2025
VFR CONDITIONS ARE EXPECTED THIS AFTERNOON, WITH INCREASING
HIGH/MID CLOUDS. CLOUDS WILL LOWER LATE THIS AFTERNOON AND
EVENING, AS A BAND OF LIGHT TO MODERATE RAIN SPREADS EAST ACROSS
THE REGION. THE RAIN SHOULD ONLY LAST 4 OR 5 HOURS AT ANY GIVEN
LOCATION. MVFR CONDITIONS MAY ACCOMPANY THE RAIN, AND THE LOWER
CEILINGS MAY LINGER FOR A WHILE ACROSS NORTHERN WI OVERNIGHT.
PARTIAL CLEARING SHOULD OCCUR IN CENTRAL AND EAST CENTRAL WI LATE.
A SHORTWAVE WILL BRING CLOUDS BACK INTO THE REGION FROM WEST TO
EAST ON TUESDAY ALONG WITH ADDITIONAL SHOWERS. CIGS COULD FALL TO
MVFR AT TIMES WITH THE SHOWERS ON WEDNESDAY. THE SHOWERS AND
CLOUDS WILL AFFECT THE CENTRAL AND NORTH-CENTRAL TAF SITES TUESDAY
MORNING, AND THE REST OF THE TAF SITES TUESDAY AFTERNOON.
SOUTHERLY WINDS, WITH GUSTS TO 25 KNOTS, ARE EXPECTED THIS
AFTERNOON. WINDS WILL SHIFT TO THE SOUTHWEST/WEST THIS EVENING AS
A COLD FRONT MOVES THROUGH AND REMAIN WESTERLY ON WEDNESDAY.
POCKETS OF LLWS WILL DEVELOP THIS EVENING, AND IMPACT ALL OF THE
TAF SITES, BEFORE DIMINISHING LATER THIS EVENING.
GRB WATCHES/WARNINGS/ADVISORIES
NONE.
DISCUSSION.....KURIMSKI
AVIATION.......KURIMSKI
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