Spring Green, WI Weather Forecast & Alerts

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

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Current Conditions — Spring Green, WI

LONE ROCK (KLNR)

Clear

73.4 F
Humidity:41%
Wind Speed: 4.6 mph
Barometer:29.95 in
Dewpoint:48.2 F
Visibility:10.00 mi
Precip:--
Heat Index:72.3 F
Wind Chill:NA
Apr 22 2026, 01:35 PM CDT
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5-Day Forecast — Spring Green, WI

Wednesday

High 78 °F
Mostly Sunny
Wednesday
Night
Low 57 °F
Partly Cloudy
Thursday

High 80 °F
Mostly Cloudy
Thursday
Night
Low 60 °F
T-storms
Friday

High 69 °F
T-storms Likely
Friday
Night
Low 44 °F
Mostly Clear
Saturday

High 66 °F
Mostly Sunny
Saturday
Night
Low 44 °F
Mostly Cloudy
Sunday

High 68 °F
Mostly Cloudy

Detailed Forecast — Spring Green, WI

Wednesday
Mostly Sunny. High near 78°F. Wind 6 to 8 mph, with gusts as high as 14 mph.
Wednesday Night
Partly Cloudy. Low around 57°F. Wind 5 to 6 mph, with gusts as high as 15 mph.
Thursday
Mostly Cloudy. High near 80°F. Wind 8 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Thunderstorms. Low around 60°F. Wind 8 to 10 mph, with gusts as high as 22 mph.
Friday
Thunderstorms Likely. High near 69°F. Wind 7 to 10 mph, with gusts as high as 17 mph.
Friday Night
Mostly Clear. Low around 44°F. Wind around 5 mph, with gusts as high as 12 mph.
Saturday
Mostly Sunny. High near 66°F. Wind 2 to 8 mph, with gusts as high as 15 mph.
Saturday Night
Mostly Cloudy. Low around 44°F. Wind around 1 mph, with gusts as high as 5 mph.
Sunday
Mostly Cloudy. High near 68°F. Wind 8 to 12 mph, with gusts as high as 22 mph.
Sunday Night
Chance of Rain. Low around 50°F. Wind around 12 mph, with gusts as high as 23 mph.
Monday
Thunderstorms Likely. High near 68°F. Wind 15 to 16 mph, with gusts as high as 26 mph.
Monday Night
Chance of Rain. Low around 46°F. Wind around 12 mph, with gusts as high as 21 mph.
Tuesday
Slight Chance of Rain Showers. High near 62°F. Wind 7 to 14 mph, with gusts as high as 22 mph.
WI Radar
Current Radar • WI
Day 1 Outlook • April 22, 2026

Observation History — Spring Green, 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)
01:35 PM CDT 4.6 10.00 Clear -- 73.4 48.2 41% NA 72.3 29.95 1014.2
01:20 PM CDT E 8.1 10.00 Clear -- 73.4 48.2 41% NA 72.3 29.95 1014.2
01:10 PM CDT E 9.2 10.00 Clear -- 73.4 48.2 41% NA 72.3 29.95 1014.2
12:50 PM CDT 10.00 Clear -- 71.6 48.2 43% NA 70.5 29.94 1013.9
12:35 PM CDT E 9.2 10.00 Clear -- 71.6 48.2 43% NA 70.5 29.96 1014.6
12:25 PM CDT E 8.1 10.00 Clear -- 69.8 48.2 46% NA NA 29.96 1014.6
12:15 PM CDT E 8.1 10.00 Clear -- 69.8 48.2 46% NA NA 29.97 1014.9
12:10 PM CDT 10.00 Clear -- 69.8 48.2 46% NA NA 29.97 1014.9
12:00 PM CDT 10.4 10.00 Clear -- 69.8 46.4 43% NA NA 29.97 1014.9
11:40 AM CDT E 9.2 10.00 Clear -- 68.0 48.2 49% NA NA 29.97 1014.9
11:20 AM CDT 8.1 10.00 Clear -- 66.2 46.4 49% NA NA 29.97 1014.9
11:15 AM CDT 6.9 10.00 Clear -- 64.4 46.4 52% NA NA 29.97 1014.9
11:05 AM CDT SE 5.7 10.00 Clear -- 64.4 46.4 52% NA NA 29.98 1015.2
10:50 AM CDT 0.0 10.00 Clear -- 64.4 46.4 52% NA NA 29.97 1014.9
10:35 AM CDT E 8.1 10.00 Clear -- 64.4 46.4 52% NA NA 29.97 1014.9
10:20 AM CDT 8.1 10.00 Clear -- 62.6 46.4 55% NA NA 29.97 1014.9
10:10 AM CDT 9.2 10.00 Clear -- 62.6 46.4 55% NA NA 29.97 1014.9
10:00 AM CDT 8.1 10.00 Clear -- 60.8 46.4 59% NA NA 29.97 1014.9
09:50 AM CDT 6.9 10.00 Clear -- 60.8 44.6 55% NA NA 29.97 1014.9
09:35 AM CDT E 6.9 10.00 Clear -- 60.8 44.6 55% NA NA 29.98 1015.2
09:20 AM CDT E 9.2 10.00 Clear -- 57.2 44.6 63% NA NA 29.98 1015.2
09:15 AM CDT E 8.1 10.00 Clear -- 57.2 44.6 63% NA NA 29.98 1015.2
09:00 AM CDT 5.7 10.00 Clear -- 57.2 44.6 63% NA NA 29.99 1015.6
08:35 AM CDT E 6.9 10.00 Clear -- 55.4 44.6 67% NA NA 29.97 1014.9

Regional Weather Observation

LONE ROCK (KLNR)

Clear
73.4 F

BOSCOBEL (KOVS)

Clear
75.2 F

MAUSTON (K82C)

Clear
70.2 F

VOLK/CAMP DOUGLA (KVOK)

Mostly Clear
71.6 F

DELLS/BARABOO (KDLL)

Clear
69.4 F

SPARTA/MCCOY AAF (KCMY)

Mostly Clear
74.5 F
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