JEFFERSON, WI 53549 Weather Forecast & Current Conditions
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  53549 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

WATERTOWN, WI
Current Weather
2:15 AM CDT JUL 4, 2025
Scattered Clouds
70°F
Feels Like: 70°F
Dewpoint: 70°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: Calm
Pressure: 30.02 inches
Last 72 hours

Local Area Snow Depth

Wisconsin Current Weather

Wisconsin MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  53549 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

JEFFERSON, WI 53549
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Mostly cloudy. Chance of showers and thunderstorms after midnight, then showers likely and chance of thunderstorms early in the morning. Near steady temperature around 70. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent.
FRIDAY
Warm and humid. Cloudy with showers likely and slight chance of thunderstorms in the morning, then partly sunny with chance of light showers and slight chance of thunderstorms in the late morning and early afternoon. Mostly sunny late in the afternoon. Highs in the upper 80s. South winds 5 to 15 mph. Chance of precipitation 70 percent. Highest heat index readings 95 to 96 in the afternoon.
FRIDAY NIGHT
Mostly clear. Lows around 70. South winds 5 to 10 mph.
SATURDAY
Very warm and humid. Partly sunny. A 20 percent chance of light showers and thunderstorms in the afternoon. Highs around 90. Southwest winds 5 to 15 mph. Highest heat index readings 95 to 97 in the afternoon.
SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of light showers and thunderstorms. Lows around 70. Southwest winds 5 to 15 mph.
SUNDAY
Mostly cloudy with a 40 percent chance of light showers and thunderstorms. Highs in the lower 80s.
SUNDAY NIGHT
Partly cloudy. Lows in the lower 60s.
MONDAY
Sunny. Highs in the mid 80s.
MONDAY NIGHT
Partly cloudy. Lows in the lower 60s.
TUESDAY
Partly sunny. A 20 percent chance of light showers and thunderstorms in the afternoon. Highs in the mid 80s.
TUESDAY NIGHT
Mostly cloudy. Chance of light showers and slight chance of thunderstorms through around midnight, then slight chance of light showers after midnight. Lows in the lower 60s. Chance of precipitation 30 percent.
WEDNESDAY
Partly sunny. Slight chance of light showers in the morning, then chance of light showers and slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent.
WEDNESDAY NIGHT
Partly cloudy. A 20 percent chance of light showers and thunderstorms through around midnight. Lows in the lower 60s.

  53549 WEATHER SATELLITE LOOPS
Visible Weather Satellite
JEFFERSON, WI 53549
Infrared Weather Satellite
JEFFERSON, WI 53549
  53549 WEATHER RADAR LOOP
NEXRAD Weather Radar
JEFFERSON, WI 53549
 MOS COMPUTER WEATHER FORECAST

WATERTOWN, WI 3 hourly weather forecast
weather forecast created  6:00 PM MDT  7/ 3/2025
Friday
4 JUL 2025		 JEFFERSON, WI 53549 weather forecast Day 1, 0 hours 1 AM 69° 69° Mostly Cloudy 67%
RAIN
***		 0% Thunder
( 36% severe)		 ESE   3 87% 65°
Low 67° JEFFERSON, WI 53549 weather forecast Day 1, 3 hours 4 AM 68° 68° Mostly Cloudy S   3 93% 66°
High 89° JEFFERSON, WI 53549 weather forecast Day 1, 6 hours 7 AM 71° 71° Mostly Cloudy 51%
RAIN
***		 0% Thunder
( 13% severe)		 S   5 90% 68°

Mostly Cloudy

Rain Likely

 JEFFERSON, WI 53549 weather forecast Day 1, 9 hours 10 AM 76° 77° Mostly Cloudy S   7 79% 69°
JEFFERSON, WI 53549 weather forecast Day 1, 12 hours 1 PM 84° 88° Mostly Cloudy 15%
RAIN
.1–.25 in		 0% Thunder
( 22% severe)		 SSW   9 63% 70°
JEFFERSON, WI 53549 weather forecast Day 1, 15 hours 4 PM 88° 93° Partly Cloudy SSW   9 54% 69°
JEFFERSON, WI 53549 weather forecast Day 1, 18 hours 7 PM 84° 87° Partly Cloudy 5%

 0% Thunder
( 13% severe)		 S   6 59% 68°
JEFFERSON, WI 53549 weather forecast Day 1, 21 hours 10 PM 77° 79° Partly Cloudy S   5 74% 68°
Saturday
5 JUL 2025		 JEFFERSON, WI 53549 weather forecast Day 2, 0 hours 1 AM 73° 73° Partly Cloudy 2%

 0% Thunder
( 3% severe)		 S   5 81% 67°
Low 70° JEFFERSON, WI 53549 weather forecast Day 2, 3 hours 4 AM 71° 71° Partly Cloudy S   6 84% 66°
High 89° JEFFERSON, WI 53549 weather forecast Day 2, 6 hours 7 AM 75° 75° Partly Cloudy 2%

 0% Thunder
( 8% severe)		 SSW   8 79% 68°

Mostly Cloudy

Chance of Rain

 JEFFERSON, WI 53549 weather forecast Day 2, 9 hours 10 AM 83° 87° Mostly Cloudy SSW   12 63% 69°
JEFFERSON, WI 53549 weather forecast Day 2, 12 hours 1 PM 88° 91° Mostly Cloudy 20%
RAIN
.25–.5 in		 0% Thunder
( 30% severe)		 SSW   14 50% 67°
JEFFERSON, WI 53549 weather forecast Day 2, 15 hours 4 PM 88° 91° Partly Cloudy SSW   14 50% 67°
JEFFERSON, WI 53549 weather forecast Day 2, 18 hours 7 PM 81° 84° Mostly Cloudy 39%
RAIN
>2 in		 0% Thunder
( 36% severe)		 SSW   12 63% 67°
JEFFERSON, WI 53549 weather forecast Day 2, 21 hours 10 PM 76° 77° Mostly Cloudy SW   9 76% 68°

WATERTOWN, WI extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 67° Low 69° Low 64° Low 63° Low 62°
High 90° High 82° High 86° High 83° High 80°
JEFFERSON, WI 53549 weather forecast Day 3 JEFFERSON, WI 53549 weather forecast Day 4 JEFFERSON, WI 53549 weather forecast Day 5 JEFFERSON, WI 53549 weather forecast Day 6 JEFFERSON, WI 53549 weather forecast Day 7
Partly Cloudy
47% Rain		 Overcast
79% Rain		 Partly Cloudy
22% Rain		 Partly Cloudy
53% Rain		 Partly Cloudy
31% Rain
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