965
FXUS63 KARX 211048
AFDARX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
548 AM CDT SAT MAR 21 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 /12Z TAFS THROUGH 12Z SUNDAY/
ISSUED AT 547 AM CDT SAT MAR 21 2026
A COLD FRONT WILL MOVE THROUGH THE AREA DURING THE AFTERNOON. AS
IT MOVES THROUGH, SOUTH WINDS AROUND 10 KNOTS WILL SHIFT TO THE
NORTHWEST AND EVENTUALLY NORTH LATE TONIGHT. WIND GUSTS WILL
RANGE FROM 15 TO 20 KNOTS. CEILINGS AND VISIBILITIES WILL REMAIN
VFR. THERE MAY BE SOME SHOWERS ALONG AND NORTH OF INTERSTATE 94.
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...BOYNE
CLIMATE...JAR
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