Madison, SD Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Madison, SD.

Current Conditions — Madison, SD

MADISON (KMDS)

Mostly Cloudy and Windy

59.0 F
Humidity:100%
Wind Speed:S 21.9 mph
Barometer:29.47 in
Dewpoint:59.0 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 23 2026, 06:35 AM CDT
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5-Day Forecast — Madison, SD

Thursday

High 75 °F
Slight Chance of Rain Showers
Thursday
Night
Low 35 °F
Mostly Cloudy
Friday

High 59 °F
Partly Sunny
Friday
Night
Low 37 °F
Slight Chance of Rain
Saturday

High 57 °F
Chance of Rain Showers
Saturday
Night
Low 41 °F
Slight Chance of Rain
Sunday

High 59 °F
T-storms Likely
Sunday
Night
Low 41 °F
Rain
Monday

High 53 °F
Rain Showers Likely

Detailed Forecast — Madison, SD

Thursday
Slight Chance of Rain Showers. High near 75°F. Wind 18 to 24 mph, with gusts as high as 35 mph.
Thursday Night
Mostly Cloudy. Low around 35°F. Wind 14 to 24 mph, with gusts as high as 35 mph.
Friday
Partly Sunny. High near 59°F. Wind 13 to 16 mph, with gusts as high as 22 mph.
Friday Night
Slight Chance of Rain. Low around 37°F. Wind 7 to 8 mph, with gusts as high as 12 mph.
Saturday
Chance of Rain Showers. High near 57°F. Wind 10 to 12 mph, with gusts as high as 17 mph.
Saturday Night
Slight Chance of Rain. Low around 41°F. Wind around 7 mph, with gusts as high as 10 mph.
Sunday
Thunderstorms Likely. High near 59°F. Wind around 20 mph, with gusts as high as 29 mph.
Sunday Night
Rain. Low around 41°F. Wind around 18 mph, with gusts as high as 24 mph.
Monday
Rain Showers Likely. High near 53°F. Wind 25 to 30 mph, with gusts as high as 38 mph.
Monday Night
Mostly Cloudy. Low around 32°F. Wind around 15 mph, with gusts as high as 21 mph.
Tuesday
Slight Chance of Rain Showers. High near 53°F. Wind 10 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
Partly Cloudy. Low around 33°F. Wind around 5 mph, with gusts as high as 8 mph.
Wednesday
Slight Chance of Showers. High near 57°F. Wind 10 to 12 mph, with gusts as high as 16 mph.
SD Radar
Current Radar • SD
Day 1 Outlook • April 23, 2026

Observation History — Madison, SD

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)
06:35 AM CDT S 21.9 10.00 Mostly Cloudy and Windy -- 59.0 59.0 100% NA NA 29.47 998.0
06:15 AM CDT 23.0 10.00 Mostly Cloudy and Windy -- 59.0 59.0 100% NA NA 29.48 998.3
05:55 AM CDT S 18.3 G 25.3 10.00 Mostly Cloudy -- 60.8 60.8 100% NA NA 29.48 998.3
05:35 AM CDT S 18.3 G 26.4 10.00 Mostly Clear -- 60.8 60.8 100% NA NA 29.48 998.3
05:15 AM CDT S 21.9 G 28.9 10.00 Mostly Cloudy and Windy -- 60.8 60.8 100% NA NA 29.48 998.3
04:55 AM CDT 21.9 G 27.7 10.00 Partly Cloudy and Windy -- 60.8 60.8 100% NA NA 29.48 998.3
04:35 AM CDT 20.8 G 27.7 10.00 Mostly Clear and Windy -- 60.8 60.8 100% NA NA 29.48 998.3
04:15 AM CDT 20.8 G 28.9 10.00 Partly Cloudy and Windy -- 60.8 60.8 100% NA NA 29.49 998.7
03:55 AM CDT S 24.2 G 32.2 10.00 Cloudy and Windy -- 60.8 % NA NA 29.49 998.7
03:35 AM CDT S 24.2 G 30.0 10.00 Cloudy and Windy -- 60.8 % NA NA 29.50 999.0
03:15 AM CDT S 21.9 G 30.0 10.00 Cloudy and Windy -- 60.8 % NA NA 29.53 1000.0
02:55 AM CDT S 21.9 10.00 Cloudy and Windy -- 60.8 % NA NA 29.54 1000.3
02:35 AM CDT S 20.8 10.00 Cloudy and Windy -- 60.8 59.0 94% NA NA 29.55 1000.7
02:15 AM CDT S 20.8 G 30.0 10.00 Mostly Cloudy and Windy -- 60.8 57.2 88% NA NA 29.55 1000.7
01:55 AM CDT S 20.8 G 30.0 10.00 Clear and Windy -- 60.8 57.2 88% NA NA 29.53 1000.0
01:35 AM CDT 23.0 G 35.8 10.00 Clear and Windy -- 62.6 57.2 83% NA NA 29.52 999.7
01:15 AM CDT S 18.3 G 28.9 10.00 Clear -- 62.6 55.4 77% NA NA 29.53 1000.0
12:55 AM CDT S 20.8 G 28.9 10.00 Clear and Windy -- 62.6 55.4 77% NA NA 29.53 1000.0
12:35 AM CDT S 19.7 G 27.7 10.00 Clear and Windy -- 64.4 55.4 73% NA NA 29.53 1000.0
12:15 AM CDT G 36.9 10.00 Clear -- NULL % NA NA M
11:55 PM CDT S 26.4 G 34.4 10.00 Clear and Breezy -- 66.2 53.6 64% NA NA 29.53 1000.0
11:35 PM CDT S 31.1 G 40.3 10.00 Clear and Breezy -- 68.0 53.6 60% NA NA 29.53 1000.0
11:15 PM CDT 10.00 NULL -- 68.0 53.6 60% NA NA 29.53 1000.0
10:55 PM CDT G 36.9 10.00 Clear -- 69.8 53.6 56% NA NA 29.54 1000.3

Regional Weather Observation

MADISON (KMDS)

Mostly Cloudy and Windy
59.0 F

BROOKINGS (KBKX)

Cloudy and Windy
60.8 F

WATERTOWN (KATY)

Clear
60.8 F

HURON (KHON)

Clear
60.8 F

PIPESTONE (KPQN)

Partly Cloudy and Windy
60.4 F

CANBY/MYERS FLD (KCNB)

Partly Cloudy and Windy
64.4 F
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