545
FXUS63 KARX 161659
AFDARX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
1159 AM CDT FRI OCT 16 2026
KEY MESSAGES
- FREEZE WARNING LATE TONIGHT AND EARLY SATURDAY MORNING.
- MAINLY DRY THROUGH MUCH OF NEXT WEEK WITH SLOWLY RISING
TEMPERATURES.
DISCUSSION
ISSUED AT 1158 AM CDT FRI OCT 16 2026
TONIGHT
HIGH PRESSURE, CURRENTLY LOCATED OVER THE NORTHERN AND CENTRAL
PLAINS, WILL BUILD QUICKLY EAST ACROSS THE AREA TONIGHT. AS
THIS OCCURS, THE SURFACE PRESSURE GRADIENT WILL SLACKEN. THE
COMBINATION OF LIGHT WINDS AND CLEAR SKIES WILL RESULT IS STRONG
RADIATIVE COOLING. AS TYPICAL WITH THE NBM, IT LOOKED TOO WARM
IN CENTRAL WISCONSIN SO BLENDED IN SOME MOS. LOW TEMPERATURES
WILL RANGE THE MID-20S TO LOWER 30S. THERE MAY BE EVEN A FEW
LOCATIONS IN THE LOWER 20S IN CENTRAL WISCONSIN.
WEEKEND
THE SURFACE HIGH PRESSURE AREA WILL SHIFT EAST INTO THE GREAT
LAKES AND INTO THE MID-ATLANTIC THIS WEEKEND. AS THIS OCCURS,
THE WINDS WILL BECOME SOUTHERLY AND INCREASE INTO THE 10 TO 20
MPH. HIGH TEMPERATURES WILL WARM INTO THE MID- AND UPPER 50S ON
SATURDAY AND INTO THE LOWER AND MID-60S ON SUNDAY.
MONDAY THROUGH FRIDAY
A 500 MB RIDGE WILL BUILD ACROSS THE REGION EARLY IN THE WEEK
AND IT WILL KEEP THE AREA DRY AND UNSEASONABLY WARM THROUGH THE
REMAINDER OF THE WEEK. HIGH TEMPERATURES WILL BE MAINLY IN THE
60S THROUGH WEDNESDAY AND AROUND 70S THURSDAY AND FRIDAY. LOW
TEMPERATURES IN THE 30S AND 40S THROUGH WEDNESDAY AND 40S AND
50S THURSDAY AND FRIDAY.
AVIATION /12Z TAFS THROUGH 12Z SATURDAY/
ISSUED AT 551 AM CDT FRI OCT 16 2026
MVFR TO IFR CIGS WILL PERSIST OVER THE MORNING AS SHOWERS
CONTINUE ACROSS THE REGION THROUGH MID-MORNING. MVFR TO IFR
VSBYS WILL BE POSSIBLE WITH ANY SHOWERS AS WELL. EVENTUALLY
SHOWERS WILL BEGIN TO EXIT TO THE SOUTHEAST DURING THE LATE
MORNING ALLOWING FOR CIGS TO SLOWLY IMPROVE OVER THE LATE
MORNING AND INTO THE AFTERNOON, REACHING VFR BEFORE SUNSET.
WINDS WILL CONTINUE TO REMAIN STRONG THROUGH AFTERNOON AT AROUND
15-20 KTS WITH GUSTS UP TO 35 KTS, PRIMARILY WEST OF THE
MISSISSIPPI RIVER. WINDS WILL QUICKLY DIMINISH DURING THE LATE
AFTERNOON AND EVENING HOURS, TRENDING LIGHT AND VARIABLE
OVERNIGHT WITH CLEAR SKIES.
ARX WATCHES/WARNINGS/ADVISORIES
WI...FREEZE WARNING FROM 1 AM TO 9 AM CDT SATURDAY FOR WIZ017-029-
032>034-041>044-053>055-061.
MN...FREEZE WARNING FROM 1 AM TO 9 AM CDT SATURDAY FOR MNZ079-
086>088-094>096.
IA...FREEZE WARNING FROM 1 AM TO 9 AM CDT SATURDAY FOR IAZ008>011-
018-019-029-030.
DISCUSSION...BOYNE
AVIATION...NAYLOR
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