Berlin, WI Weather

Green Lake County11:15 AM CDT43.97°N, 88.94°WElevation 807 ft

Current conditions

Sunny
58°
Sunny
Feels like 58°
High 66°·Low 45°
WindCalm
Humidity75%
Dew point50°
Cloud cover20%
UV index3 Moderate
Sunrise7:20 AM
Sunset6:02 PM

Forecast for this hour (no station report in the last two hours)

Forecast

10-day
  • Thursday

    Sunny, with a high near 66. Northeast wind 0 to 5 mph.

  • Thursday Night

    Mostly clear, with a low around 45. Southeast wind 0 to 5 mph.

  • Friday

    Mostly sunny, with a high near 67. Southeast wind 0 to 10 mph.

National Weather Service forecast updated 2 days ago.

  1. Now Sunny 58°
  2. 12 PM Sunny 62°
  3. 1 PM Sunny 64°
  4. 2 PM Sunny 66°
  5. 3 PM Sunny 66°
  6. 4 PM Sunny 66°
  7. 5 PM Sunny 64°
  8. 6 PM Clear 61°
  9. 7 PM Clear 58°
  10. 8 PM Mostly Clear 55°
  11. 9 PM Mostly Clear 52°
  12. 10 PM Mostly Clear 50°
  13. 11 PM Mostly Clear 48°
  14. Fri12 AM Mostly Clear 48°
  15. 1 AM Mostly Clear 47°
  16. 2 AM Mostly Clear 47°
  17. 3 AM Mostly Clear 46°
  18. 4 AM Partly Cloudy 46°
  19. 5 AM Partly Cloudy 46°
  20. 6 AM Mostly Sunny 45°
  21. 7 AM Mostly Sunny 46°
  22. 8 AM Mostly Sunny 49°
  23. 9 AM Mostly Sunny 52°
  24. 10 AM Mostly Sunny 56°

10-day forecast

Details
  1. TueOct 20 Widespread Fog then Mostly Sunny Widespread Fog then Mostly Sunny41°65°
  2. WedOct 21 Patchy Fog then Sunny Patchy Fog then Sunny43°68°
  3. TodayOct 22 Sunny Sunny45°66°
  4. FriOct 23 Mostly Sunny Mostly Sunny49°67°
  5. SatOct 24 Partly Sunny Partly Sunny52°67°
  6. SunOct 25 Partly Sunny Partly Sunny10%45°67°
  7. MonOct 26 Mostly Sunny Mostly Sunny12%39°60°
  8. TueOct 27 Cloudy Cloudy36°49°
  9. WedOct 28 Mostly sunny Mostly sunny34°54°
  10. ThuOct 29 Sunny Sunny36°48°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

Full map
Open the National Weather Service radar (the map here needs JavaScript).

Weather news in Wisconsin

More weather news
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Air quality

57
Moderate
Fine particles (PM2.5)

Acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Forecast

  • ThuModerate
  • FriModerate
  • SatModerate

Green Bay and Fox Cities, WI reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:20 AM
Sunset 6:02 PM
Daylight 10 h 42 min (−2 min 51 s tomorrow)
Waxing Gibbous · 86% lit
Moonrise 4:11 PM Moonset 3:17 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low56° / 39°
Record high85° (1947)
Record low20° (1925)
Wettest0.95 in (1972)
Month to date1.85 in (normal 2.02 in)

Oshkosh, records since 1893. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasters' discussion

From the National Weather Service office in MKX, issued 4 hrs ago

Key Messages

- Marine Dense Fog Advisory in effect for northern third of the lake until 1 PM CDT.

- Fog possible tonight, potentially dense, primarily closer to the lake

- Above normal temperatures & rain-free conditions continue into the weekend.

- Temperatures trending back toward normal next week, with chances for rain Monday night into Tuesday and Wednesday night.

Update

Issued 700 AM CDT Thu Oct 22 2026

Some patchy fog out there this morning but as the sun comes up fog will clear out with light winds and mostly clear conditions through the day. Some models are suggestive of the lake breeze today increasing moisture behind it and potentially setting up a situation for fog and low stratus tonight, primarily near the lake. Dense fog will be possible.

Kuroski

Short Term

Issued 1152 PM CDT Wed Oct 21 2026

The rest of tonight through Thursday night:

Mostly clear skies and light winds under high pressure will continue tonight into Thursday. Temps have been dropping a bit faster this evening than anticipated, so may need to lower overnight lows a bit. Still think there could be some patchy fog later tonight into early Thursday. Highs tomorrow will be very similar to this past afternoon, though may be a touch cooler near the lake under light onshore winds. Wouldn't be surprised by more fog chances Thursday night, as the light winds and limited cloud cover continue.

DDV

Long Term

Issued 1152 PM CDT Wed Oct 21 2026

Friday through Wednesday:

Surface high pressure and an upper ridge are expected to maintain enough of influence across southern Wisconsin to keep dry weather and above normal temps going Friday through Sunday. Dry weather may persist into Monday, depending on the timing of a trough and front passage, which has been trending slower. The trough is likely to move through by Tuesday, bringing rain chances back to the forecast area along with cooler conditions for mid-week.

DDV

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.