LAKE DELTON, WI 53940 Weather Forecast & Current Conditions

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BARABOO, WI
Current Weather

9:15 AM CDT MAY 13, 2026
Overcast
52°F
Feels Like: 48°F
Dewpoint: 37°F
Rel. Hum.: 56%
Visibility: 10 miles
Wind: NNW at 13 mph, gusts to 18
Pressure: 30.04 inches
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LAKE DELTON, WI 53940
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Cooler. Partly sunny. Highs in the mid 60s. Northwest winds 10 to 15 mph with gusts to around 30 mph.
TONIGHT
Colder, clear. Lows in the upper 30s. North winds up to 5 mph. Gusts up to 20 mph through around midnight.
THURSDAY
Sunny. Highs in the lower 70s. Southeast winds up to 10 mph.
THURSDAY NIGHT
Warmer. Mostly cloudy. Chance of light rain showers and slight chance of thunderstorms through around midnight, then chance of light rain showers after midnight. Lows in the lower 50s. South winds 5 to 15 mph. Chance of precipitation 50 percent.
FRIDAY
Mostly sunny. A 20 percent chance of light rain showers in the morning. Highs in the lower 80s. Southwest winds 10 to 15 mph.
FRIDAY NIGHT
Mostly clear. Slight chance of light rain showers and thunderstorms through around midnight, then slight chance of light rain showers after midnight. Lows in the lower 50s. Chance of precipitation 20 percent.
SATURDAY
Sunny. A 20 percent chance of light rain showers and thunderstorms in the afternoon. Highs in the mid 80s.
SATURDAY NIGHT
Partly cloudy with a 50 percent chance of light rain showers and thunderstorms. Lows in the mid 50s.
SUNDAY
Light rain showers likely and chance of thunderstorms. Highs in the upper 70s. Chance of precipitation 60 percent.
SUNDAY NIGHT
Mostly cloudy with light rain showers likely and chance of thunderstorms. Lows in the upper 50s. Chance of precipitation 60 percent.
MONDAY
Partly sunny. Chance of light showers and slight chance of thunderstorms in the morning, then showers likely and chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 70 percent.
MONDAY NIGHT
Rain showers likely and slight chance of thunderstorms through around midnight, then light rain showers likely after midnight. Lows in the mid 50s. Chance of precipitation 70 percent.
TUESDAY
Partly sunny with a 40 percent chance of light rain showers. Cooler. Highs in the lower 70s.

Visible Weather Satellite
LAKE DELTON, WI 53940
Infrared Weather Satellite
LAKE DELTON, WI 53940
NEXRAD Weather Radar
LAKE DELTON, WI 53940

BARABOO, WI 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/12/2026
Wednesday
13 MAY 2026
LAKE DELTON, WI 53940 weather forecast Day 1, 0 hours 1 AM 52° 48° Mostly Cloudy 1%

0% Thunder
( 2% severe)
NNW   10 63% 40°
Low 45° LAKE DELTON, WI 53940 weather forecast Day 1, 3 hours 4 AM 48° 43° Partly Cloudy NNW   12 71% 39°
High 65° LAKE DELTON, WI 53940 weather forecast Day 1, 6 hours 7 AM 46° 41° Mostly Cloudy 0%

0% Thunder
( 2% severe)
NNW   12 76% 39°

Mostly Cloudy



LAKE DELTON, WI 53940 weather forecast Day 1, 9 hours 10 AM 54° 50° Mostly Cloudy NNW   13 55% 38°
LAKE DELTON, WI 53940 weather forecast Day 1, 12 hours 1 PM 60° 58° Mostly Cloudy 0%

0% Thunder
( 2% severe)
NNW   14 42% 37°
LAKE DELTON, WI 53940 weather forecast Day 1, 15 hours 4 PM 64° 63° Partly Cloudy NNW   13 34% 35°
LAKE DELTON, WI 53940 weather forecast Day 1, 18 hours 7 PM 63° 63° Clear 0%

0% Thunder
( 1% severe)
N   8 35% 35°
LAKE DELTON, WI 53940 weather forecast Day 1, 21 hours 10 PM 51° 51° Clear NA   2 52% 34°
Thursday
14 MAY 2026
LAKE DELTON, WI 53940 weather forecast Day 2, 0 hours 1 AM 44° 43° Clear 0%

0% Thunder
( 0% severe)
  CALM 68% 34°
Low 38° LAKE DELTON, WI 53940 weather forecast Day 2, 3 hours 4 AM 40° 38° Clear   CALM 79% 34°
High 70° LAKE DELTON, WI 53940 weather forecast Day 2, 6 hours 7 AM 42° 41° Clear 0%

0% Thunder
( 0% severe)
  CALM 79% 36°

Clear



LAKE DELTON, WI 53940 weather forecast Day 2, 9 hours 10 AM 57° 57° Clear SE   5 47% 37°
LAKE DELTON, WI 53940 weather forecast Day 2, 12 hours 1 PM 65° 65° Partly Cloudy 0%

0% Thunder
( 1% severe)
S   7 34% 36°
LAKE DELTON, WI 53940 weather forecast Day 2, 15 hours 4 PM 69° 69° Clear S   9 31% 37°
LAKE DELTON, WI 53940 weather forecast Day 2, 18 hours 7 PM 67° 67° Mostly Cloudy 26%
RAIN
.01–.1 in
0% Thunder
( 12% severe)
SSE   8 34% 38°
LAKE DELTON, WI 53940 weather forecast Day 2, 21 hours 10 PM 58° 56° Mostly Cloudy SSE   8 47% 38°

BARABOO, WI extended weather forecast

Friday
15 MAY 2026
Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Low 50° Low 55° Low 51° Low 59° Low 56°
High 72° High 79° High 66° High 79° High 64°
LAKE DELTON, WI 53940 weather forecast Day 3 LAKE DELTON, WI 53940 weather forecast Day 4 LAKE DELTON, WI 53940 weather forecast Day 5 LAKE DELTON, WI 53940 weather forecast Day 6 LAKE DELTON, WI 53940 weather forecast Day 7
Overcast
33% Rain
Partly Cloudy
29% Rain
Mostly Cloudy
54% Rain
Overcast
54% Rain
Overcast
61% Rain
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