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Day 1 Outlook • April 19, 2026
Day 2 Outlook • April 20, 2026
Day 3 Outlook • April 21, 2026
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dBZ 5
75

Hazardous Weather Conditions

Current Conditions: TREMPEALEAU, WISCONSIN

WINONA MUNI (KONA)

Clear

41.0 F
Humidity:36%
Wind Speed:W 5.8 mph
Barometer:30.04 in
Dewpoint:15.8 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:37.0 F
Apr 18 2026, 10:11 PM CDT
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5 Day Forecast for TREMPEALEAU, WISCONSIN (54661)

Saturday

High 46 °F
Mostly Cloudy
Saturday
Night
Low 32 °F
Slight Chance of Snow
Sunday

High 48 °F
Slight Chance of Snow
Sunday
Night
Low 26 °F
Mostly Clear
Monday

High 57 °F
Partly Sunny
Monday
Night
Low 44 °F
Mostly Cloudy
Tuesday

High 73 °F
Sunny
Tuesday
Night
Low 42 °F
Clear
Wednesday

High 75 °F
Mostly Sunny

Detailed Forecast for TREMPEALEAU, WISCONSIN (54661)

Saturday
Mostly Cloudy. High near 46°F. Wind 13 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Slight Chance of Snow. Low around 32°F. Wind around 6 mph, with gusts as high as 13 mph.
Sunday
Slight Chance of Snow. High near 48°F. Wind 8 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly Clear. Low around 26°F. Wind 1 to 6 mph, with gusts as high as 13 mph.
Monday
Partly Sunny. High near 57°F. Wind 3 to 12 mph, with gusts as high as 20 mph.
Monday Night
Mostly Cloudy. Low around 44°F. Wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
Sunny. High near 73°F. Wind 3 to 6 mph, with gusts as high as 12 mph.
Tuesday Night
Clear. Low around 42°F. Wind around 2 mph, with gusts as high as 5 mph.
Wednesday
Mostly Sunny. High near 75°F. Wind around 9 mph, with gusts as high as 17 mph.
Wednesday Night
Partly Cloudy. Low around 57°F. Wind around 10 mph, with gusts as high as 20 mph.
Thursday
Chance of Thunderstorms. High near 77°F. Wind 14 to 16 mph, with gusts as high as 25 mph.
Thursday Night
Rain. Low around 53°F. Wind around 12 mph, with gusts as high as 22 mph.
Friday
Chance of Thunderstorms. High near 64°F. Wind 12 to 13 mph, with gusts as high as 21 mph.
Friday Night
Chance of Showers. Low around 39°F. Wind around 9 mph, with gusts as high as 17 mph.
WI Radar
Current Radar • WI
Day 1 Outlook • April 19, 2026

Observation History for TREMPEALEAU, WISCONSIN

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
10:11 PM CDT W 5.8 10.00 Clear -- 41.0 15.8 36% 37.0 NA 30.04 1017.3
09:51 PM CDT W 6.9 10.00 Clear -- 41.0 15.8 36% 36.3 NA 30.03 1016.9
09:31 PM CDT W 6.9 10.00 Clear -- 41.0 15.8 36% 36.3 NA 30.03 1016.9
09:15 PM CDT W 6.9 NULL Clear -- 41.0 15.8 36% 36.3 NA M
08:46 PM CDT W 6.9 10.00 Clear -- 42.8 15.8 33% 38.5 NA 30.02 1016.6
08:28 PM CDT W 5.8 10.00 Clear -- 42.8 15.8 33% 39.2 NA 30.02 1016.6
08:06 PM CDT W 11.4 10.00 Clear -- 42.8 14.0 31% 36.5 NA 30.01 1016.3
07:48 PM CDT W 8.1 10.00 Clear -- 42.8 14.0 31% 37.9 NA 30.01 1016.3
07:28 PM CDT 15.0 10.00 Clear -- 44.6 15.8 31% 37.8 NA 30.00 1015.9
07:07 PM CDT 13.9 10.00 Clear -- 44.6 15.8 31% 38.1 NA 30.00 1015.9
06:51 PM CDT 12.8 10.00 Partly Cloudy -- 44.6 15.8 31% 38.3 NA 30.00 1015.9
06:32 PM CDT 12.8 10.00 Partly Cloudy -- 44.6 15.8 31% 38.3 NA M
06:13 PM CDT 12.8 10.00 Partly Cloudy -- 44.6 15.8 31% 38.3 NA 29.99 1015.6
05:34 PM CDT 15.0 10.00 Clear -- 44.6 15.8 31% 37.8 NA 29.98 1015.2
05:02 PM CDT W 15.0 10.00 Partly Cloudy -- 44.6 17.6 34% 37.8 NA 29.97 1014.9
04:45 PM CDT 13.9 10.00 Partly Cloudy -- 44.6 19.4 36% 38.1 NA 29.97 1014.9
04:22 PM CDT W 11.4 10.00 Mostly Cloudy -- 44.6 19.4 36% 38.8 NA 29.96 1014.6
04:07 PM CDT W 16.1 10.00 Mostly Cloudy -- 42.8 19.4 39% 35.1 NA M
03:46 PM CDT 17.2 10.00 Cloudy -- 42.8 19.4 39% 34.9 NA 29.97 1014.9
03:27 PM CDT W 12.8 10.00 Cloudy -- 42.8 21.2 42% 36.1 NA 29.97 1014.9
02:48 PM CDT W 13.9 10.00 Cloudy -- 41.0 19.4 42% 33.4 NA 29.98 1015.2
02:06 PM CDT W 15.0 10.00 Cloudy -- 39.2 21.2 48% 30.7 NA 29.98 1015.2
01:46 PM CDT 11.4 10.00 Cloudy -- 37.4 19.4 48% 29.8 NA 29.98 1015.2
01:30 PM CDT W 8.1 10.00 Cloudy -- 39.2 21.2 48% 33.6 NA 29.98 1015.2

Regional Weather Observation

WINONA MUNI (KONA)

Clear
41.0 F

EAU CLAIRE (KEAU)

Clear
35.6 F

MENOMONIE MUNI (KLUM)

Clear
39.2 F

LA CROSSE (KLSE)

Clear
39.2 F

ST MARY HOSPITAL (K9MN)

Clear
39.4 F

BLACK RIVER FALL (KBCK)

Clear
35.1 F
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