Jamestown, Wisconsin Weather
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Weather Forecast for Jamestown, Wisconsin : Grant County
Issued: 12:44 am CDT Jul 3, 2025 Latitude: 42.5877771 Longitude: -90.5484614 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Independence Day Saturday Sunday Monday Tuesday Wednesday
10% chance of rain on Overnight 20% chance of thunderstorms on Thursday Sunny on Independence Day 30% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday Mostly Sunny on Monday 20% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday
Low: 68°F High: 87°F High: 90°F High: 88°F High: 82°F High: 80°F High: 82°F High: 83°F
Low: 70°F Low: 72°F Low: 69°F Low: 64°F Low: 63°F Low: 65°F  
Rain Thunderstorms Sunny Thunderstorms Thunderstorms Mostly Sunny Thunderstorms Thunderstorms
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Current Conditions at
DUBUQUE - (KDBQ)
68°
Clear
as of 1:53 AM CDST
Rel. Humidity: 88%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
3 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
MINERAL POINT - (KMRJ)
68°
Clear
as of 2:15 AM CDST
Rel. Humidity: 82%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
BOSCOBEL - (KOVS)
64°
Clear
as of 1:53 AM CDST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MONTICELLO MUNICIPAL - (KMXO)
63°
Mostly Cloudy
as of 2:15 AM CDST
Rel. Humidity: 100%
Dew Point: 63°F
Visibility: 9 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 5500ft
10% chance of rain Overnight Overnight... A 10 percent chance of showers after 5am. Mostly clear, with a low around 68. Light southwest wind.
20% chance of thunderstorms Thursday Thursday... A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 87. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 20%.
20% chance of thunderstorms Thursday Night Thursday Night... A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. South wind 5 to 7 mph.
Sunny on Independence Day Independence Day... Sunny, with a high near 90. South wind 6 to 10 mph, with gusts as high as 18 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 72. South wind around 9 mph.
30% chance of thunderstorms Saturday Saturday... A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
60% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
40% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 40%.
20% chance of thunderstorms Sunday Night Sunday Night... A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. North wind around 7 mph becoming northeast after midnight. Chance of precipitation is 20%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 80. East wind around 7 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 63. East wind around 6 mph.
20% chance of thunderstorms Tuesday Tuesday... A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. South wind around 7 mph.
30% chance of thunderstorms Tuesday Night Tuesday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Southeast wind around 6 mph.
30% chance of thunderstorms Wednesday Wednesday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. South wind 6 to 8 mph becoming west in the afternoon.
Current Radar Image


Sun Almanac for Jamestown, Wisconsin
Sunrise: 05:30 AM
Sunset: 8:43 PM
Civil Sunrise:04:55 AM
Civil Sunset: 9:18 PM
Nautical Sunrise: 04:11 AM
Nautical Sunset: 10:03 PM
Astro Sunrise: 03:16 AM
Astro Sunset: 10:57 PM
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