284
FXUS63 KARX 210403
AFDARX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
1103 PM CDT FRI MAR 20 2026
KEY MESSAGES
- POTENTIALLY RECORD WARMTH FOR SATURDAY WITH DAYTIME HIGHS IN
THE 60S TO UPPER 70S FOR SOME. SEE CLIMATE SECTION BELOW FOR
LOCAL CLIMATE SITES RECORDS AND CURRENT FORECAST.
- LOW-MEDIUM PRECIPITATION CHANCES (20-40%) SATURDAY NIGHT
THROUGH SUNDAY. TRANSIENT WINTRY MIX POSSIBLE IN SELECT SPOTS OF CENTRAL
WISCONSIN.
- MORE SEASONABLE TEMPERATURES THROUGH THE NEW WEEK.
DISCUSSION
ISSUED AT 1057 PM CDT FRI MAR 20 2026
WARM SATURDAY:
POTENTIALLY RECORD WARMTH STILL ON TAP FOR SATURDAY AS A LARGE
ANTICYCLONE OVER THE DESERT SOUTHWEST INCREASES HEIGHTS ACROSS
THE CENTRAL CONUS. UNTIL NOW, LITTLE ADVECTION TO AREA OF LOW
LEVEL WARMTH OVER THE LAST 24 HOURS LIMITED OVERALL LOCAL
IMPACTS. PROGRESSION OF THE PATTERN TONIGHT THROUGH SATURDAY
ADVECTS THE LOW LEVEL WARMTH CLOSER/OVER MOST OF THE FORECAST
AREA. RESULTANT CONFIDENCE FOR DAYTIME HIGHS IN THE 60S IN
CENTRAL WISCONSIN AND 70S MOST ELSEWHERE OUTSIDE OF LOW 80S
POSSIBLE (20-40%) IN SELECT, WARM SUSCEPTIBLE FORECAST POINTS.
LIGHT PRECIPITATION CHANCES SATURDAY NIGHT INTO SUNDAY:
WHILE HIGHEST PRECIPITATION CHANCES MOSTLY GRAZE THE FORECAST AREA
SATURDAY NIGHT THROUGH SUNDAY MORNING, A SLIGHT SOUTHWEST TREND IN
CONFIDENCE USHERS LOW-MEDIUM (20-30%) PROBABILITIES FOR MUCH OF
THE FORECAST AREA TO EXPERIENCE SOME LIGHT, LIQUID
PRECIPTIATION. OTHER THAN TRANSIENT SNOW MIXING IN FOR CENTRAL
WISCONSIN, A SHORT WINDOW FOR FREEZING RAIN IS POSSIBLE (<20%)
IN CENTRAL WISCONSIN.
SEASONABLE THROUGH NEW WEEK:
MORE NORMAL TEMPERATURES TO ROUND OUT THE WEEKEND STICK AROUND
THROUGH MUCH OF THE WEEK. PRECIPITATION CHANCES RETURN THROUGH
MIDWEEK ALTHOUGH OVERALL CONFIDENCE IN EXACT TIMING AND LOCATION
REMAINS TO BE SEEN.
AVIATION /00Z TAFS THROUGH 00Z SUNDAY/
ISSUED AT 635 PM CDT FRI MAR 20 2026
VFR CONDITIONS EXPECTED TO CONTINUE AT TERMINAL (KLSE/KRST) FOR
THE NEXT 24 HOURS. WINDS WILL GRADUALLY VEER OVERNIGHT TO THE
SOUTH/SOUTHWEST, AND INCREASING THROUGH SATURDAY MORNING GUSTING
20-25KT FROM THE WEST THROUGH SATURDAY AFTERNOON. SMALLER SITES
IN CENTRAL WISCONSIN MAY SEE OVERNIGHT IFR-LIFR CEILINGS AND
FOG POTENTIAL.
PRECIPITATION CHANCES BRING POTENTIAL WIDESPREAD AVIATION
IMPACTS SATURDAY NIGHT THROUGH SUNDAY MORNING.
CLIMATE
ISSUED AT 1111 PM CDT FRI MAR 10 2026
POTENTIAL RECORD WARMTH ON SATURDAY, MARCH 21ST, 2026:
FORECAST / RECORD HIGH
ROCHESTER, MN: 75 / 70 (1918)
LA CROSSE, WI: 76 / 75 (2022)
ARX WATCHES/WARNINGS/ADVISORIES
WI...NONE.
MN...NONE.
IA...NONE.
DISCUSSION...JAR
AVIATION...JAR
CLIMATE...JAR
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