JANESVILLE, WI 53545 Weather Forecast & Current Conditions

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53545 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
JANESVILLE, WI Current Weather
3:45 PM CDT APR 2, 2026
Overcast Mist 61°F
Feels Like:	59°F
Dewpoint:	61°F
Rel. Hum.:	100%
Visibility:	5 miles
Wind:	S at 13 mph, gusts to 28
Pressure:	29.59 inches
Last 72 hours
Local Area Snow Depth
Wisconsin Current Weather
Wisconsin MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

53545 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	JANESVILLE, WI 53545 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Not as cool. Rain showers and chance of thunderstorms. Highs in the mid 60s. South winds 15 to 20 mph with gusts to around 35 mph. Chance of precipitation near 100 percent.

TONIGHT
Mostly cloudy. Rain showers with thunderstorms likely in the evening, then chance of light rain showers late in the evening. Some thunderstorms may be severe. Lows in the upper 30s. West winds 10 to 20 mph. Gusts up to 35 mph through around midnight. Chance of precipitation 80 percent.

FRIDAY
Partly sunny. A 20 percent chance of light rain showers late in the afternoon. Highs in the upper 50s. West winds around 5 mph shifting to the east 5 to 15 mph in the afternoon.

FRIDAY NIGHT
Rain showers and chance of thunderstorms. Lows in the lower 40s. East winds 15 to 20 mph shifting to the southeast 5 to 15 mph after midnight. Chance of precipitation near 100 percent.

SATURDAY
Breezy. Cloudy with a 30 percent chance of light rain showers. Highs in the mid 50s. West winds 10 to 25 mph.

SATURDAY NIGHT
Mostly cloudy. Lows in the lower 30s.

SUNDAY
Mostly cloudy in the morning then clearing. Highs around 50.

SUNDAY NIGHT
Partly cloudy. Lows in the lower 30s.

MONDAY
Partly sunny. A 20 percent chance of light rain showers in the afternoon. Highs in the upper 40s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 20s.

TUESDAY
Sunny. Highs in the mid 40s.

TUESDAY NIGHT
Partly cloudy through around midnight, then mostly cloudy with a 20 percent chance of light rain showers and snow showers after midnight. Lows in the upper 20s.

WEDNESDAY
Mostly cloudy. Slight chance of light rain showers and snow showers in the morning, then chance of light rain showers in the afternoon. Breezy. Not as cool. Highs in the upper 50s. Chance of precipitation 30 percent.

53545 WEATHER SATELLITE LOOPS

Visible Weather Satellite
JANESVILLE, WI 53545

Infrared Weather Satellite
JANESVILLE, WI 53545

53545 WEATHER RADAR LOOP

NEXRAD Weather Radar
JANESVILLE, WI 53545

MOS COMPUTER WEATHER FORECAST

JANESVILLE, WI 3 hourly weather forecast

weather forecast created 6:00 AM CST 4/ 2/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
2 APR 2026

12 PM

53°

48°

Mostly Cloudy

99%
RAIN
***

0% Thunder
( 29% severe)

SE 17

93%

51°

High 64°

3 PM

62°

59°

Mostly Cloudy

SSW 20

84%

57°

Mostly Cloudy

Rain

Breezy

6 PM

63°

61°

Mostly Cloudy

82%
RAIN
***

0% Thunder
( 28% severe)

S 20

81%

57°

9 PM

58°

55°

Mostly Cloudy

SW 16

87%

54°

Friday
3 APR 2026

12 AM

48°

42°

Mostly Cloudy

7%

0% Thunder
( 0% severe)

W 15

89%

45°

Low 39°

3 AM

42°

36°

Mostly Cloudy

W 10

86%

38°

High 61°

6 AM

39°

35°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

W 6

89%

36°

Mostly Cloudy

Chance of Rain

9 AM

44°

41°

Mostly Cloudy

W 5

76%

37°

12 PM

52°

51°

Mostly Cloudy

23%
RAIN
.01–.1 in

0% Thunder
( 11% severe)

ENE 5

63%

40°

3 PM

57°

55°

Mostly Cloudy

E 10

59%

43°

6 PM

51°

46°

Mostly Cloudy

84%
RAIN
***

0% Thunder
( 27% severe)

E 16

68%

41°

9 PM

44°

37°

Mostly Cloudy

E 15

79%

38°

Saturday
4 APR 2026

12 AM

44°

38°

Mostly Cloudy

87%
RAIN
***

0% Thunder
( 22% severe)

E 12

89%

41°

Low 42°

3 AM

47°

42°

Mostly Cloudy

ESE 10

93%

45°

High 57°

6 AM

50°

46°

Mostly Cloudy

24%
RAIN
>2 in

0% Thunder
( 1% severe)

SW 12

93%

48°

Mostly Cloudy

Chance of Rain

Breezy

9 AM

50°

45°

Mostly Cloudy

WSW 15

80%

44°

12 PM

50°

44°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 1% severe)

W 18

63%

38°

3 PM

49°

42°

Mostly Cloudy

W 21

56%

34°

6 PM

46°

38°

Mostly Cloudy

W 20

56%

31°


JANESVILLE, WI extended weather forecast
Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026	Wednesday 8 APR 2026	Thursday 9 APR 2026
Low 34°	Low 32°	Low 27°	Low 28°	Low 41°
High 48°	High 48°	High 44°	High 49°	High 64°

Mostly Cloudy 22% Rain/Snow	Partly Cloudy 19% Rain	Clear 10% Rain/Snow	Partly Cloudy 12% Rain/Snow	Partly Cloudy 32% Rain

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