Custer, WI Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Custer, WI.

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Current Conditions — Custer, WI

WAUSAU (KAUW)

Clear

71.6 F
Humidity:27%
Wind Speed:SE 13.8 G 19.6 mph
Barometer:29.90 in
Dewpoint:35.6 F
Visibility:10.00 mi
Precip:--
Heat Index:69.8 F
Wind Chill:NA
Apr 22 2026, 05:15 PM CDT
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5-Day Forecast — Custer, WI

Wednesday

High 71 °F
Mostly Sunny
Wednesday
Night
Low 50 °F
Mostly Cloudy
Thursday

High 80 °F
Mostly Cloudy
Thursday
Night
Low 57 °F
T-storms
Friday

High 66 °F
T-storms Likely
Friday
Night
Low 42 °F
Slight Chance of Showers
Saturday

High 64 °F
Partly Sunny
Saturday
Night
Low 42 °F
Partly Cloudy
Sunday

High 64 °F
Partly Sunny

Detailed Forecast — Custer, WI

Wednesday
Mostly Sunny. High near 71°F. Wind around 10 mph, with gusts as high as 17 mph.
Wednesday Night
Mostly Cloudy. Low around 50°F. Wind 7 to 10 mph, with gusts as high as 17 mph.
Thursday
Mostly Cloudy. High near 80°F. Wind 8 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Thunderstorms. Low around 57°F. Wind 10 to 12 mph, with gusts as high as 22 mph.
Friday
Thunderstorms Likely. High near 66°F. Wind 9 to 13 mph, with gusts as high as 20 mph.
Friday Night
Slight Chance of Showers. Low around 42°F. Wind around 8 mph, with gusts as high as 16 mph.
Saturday
Partly Sunny. High near 64°F. Wind 5 to 10 mph, with gusts as high as 17 mph.
Saturday Night
Partly Cloudy. Low around 42°F. Wind around 3 mph, with gusts as high as 10 mph.
Sunday
Partly Sunny. High near 64°F. Wind 9 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Chance of Rain. Low around 46°F. Wind around 12 mph, with gusts as high as 21 mph.
Monday
Thunderstorms Likely. High near 62°F. Wind 17 to 18 mph, with gusts as high as 29 mph.
Monday Night
Rain Likely. Low around 44°F. Wind around 16 mph, with gusts as high as 25 mph.
Tuesday
Chance of Rain Showers. High near 59°F. Wind 14 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly Cloudy. Low around 39°F. Wind around 7 mph, with gusts as high as 16 mph.
WI Radar
Current Radar • WI
Day 1 Outlook • April 22, 2026

Observation History — Custer, WI

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)
05:15 PM CDT SE 13.8 G 19.6 10.00 Clear -- 71.6 35.6 27% NA 69.8 29.90 1012.5
05:05 PM CDT SE 15.0 10.00 Clear -- 71.6 33.8 25% NA 69.6 29.90 1012.5
04:54 PM CDT SE 12.8 10.00 Clear -- 71.1 35.1 27% NA 69.1 29.90 1012.5
04:40 PM CDT 13.8 G 19.6 10.00 Clear -- 71.6 35.6 27% NA 69.8 29.90 1012.5
04:25 PM CDT 15.0 G 21.9 10.00 Clear -- 71.6 33.8 25% NA 69.6 29.90 1012.5
04:15 PM CDT 12.7 10.00 Clear -- 71.6 33.8 25% NA 69.6 29.90 1012.5
04:00 PM CDT SE 15.0 10.00 Clear -- 71.6 33.8 25% NA 69.6 29.92 1013.2
03:54 PM CDT SE 12.8 10.00 Clear -- 72.0 35.1 26% NA 70.2 29.92 1013.2
03:40 PM CDT 13.8 10.00 Clear -- 73.4 33.8 23% NA 71.6 29.93 1013.5
03:25 PM CDT 13.8 10.00 Clear -- 71.6 33.8 25% NA 69.6 29.93 1013.5
03:05 PM CDT 11.5 10.00 Clear -- 73.4 33.8 23% NA 71.6 29.94 1013.9
03:00 PM CDT 9.2 10.00 Clear -- 71.6 33.8 25% NA 69.6 29.94 1013.9
02:20 PM CDT E 9.2 10.00 Clear -- 71.6 32.0 23% NA 69.6 29.94 1013.9
02:05 PM CDT 10.4 10.00 Clear -- 71.6 32.0 23% NA 69.6 29.94 1013.9
01:40 PM CDT E 10.4 10.00 Clear -- 71.6 30.2 22% NA 69.4 29.94 1013.9
01:15 PM CDT E 10.4 10.00 Clear -- 69.8 30.2 23% NA NA 29.95 1014.2
12:55 PM CDT SE 10.4 10.00 Clear -- 68.0 30.2 24% NA NA 29.97 1014.9
12:50 PM CDT 8.1 10.00 Clear -- 66.2 30.2 26% NA NA 29.97 1014.9
12:20 PM CDT 9.2 10.00 Clear -- 66.2 32.0 28% NA NA 29.97 1014.9
12:15 PM CDT E 6.9 10.00 Clear -- 66.2 30.2 26% NA NA 29.97 1014.9
12:00 PM CDT E 10.4 10.00 Clear -- 64.4 30.2 28% NA NA 29.98 1015.2
11:54 AM CDT E 8.1 10.00 Clear -- 66.0 30.9 27% NA NA 29.98 1015.2
11:35 AM CDT 8.1 10.00 Clear -- 64.4 30.2 28% NA NA 29.99 1015.6
11:20 AM CDT E 6.9 10.00 Clear -- 62.6 28.4 27% NA NA 30.00 1015.9

Regional Weather Observation

WAUSAU (KAUW)

Clear
71.6 F

MOSINEE/CENTRAL (KCWA)

Clear
69.8 F

STEVENS POINT (KSTE)

Clear
72.0 F

WISCONSIN RAPIDS (KISW)

Clear
73.4 F

WAUPACA (KPCZ)

Clear
69.8 F

MARSHFIELD (KMFI)

Clear
69.8 F
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