Skip to content

Checked

Portage, WI 53901 Weather

It is 49°F and clear in Portage, WI 53901, observed at 12:15 PM CDT. Today: Partly Sunny, high 55°F, low 44°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).

Portage, WI 53901 current weather

49°F

Clear

H 55° / L 44°Feels like 48°

  • No rain expected in the next 12 hours

Observed at Baraboo Wisconsin Dells Airport (13.1 mi away), 10/30/2026, 12:15 PM CDT

Hourly forecast

NWS, updated 10/30/2026, 10:31 AM PT

  1. Now50°
  2. 1 PM53°
  3. 2 PM54°
  4. 3 PM54°
  5. 4 PM55°
  6. 5 PM54°
  7. 6 PM53°
  8. 7 PM50°11%
  9. 8 PM49°12%
  10. 9 PM48°12%
  11. 10 PM48°13%
  12. 11 PM48°12%
  13. 12 AM47°12%Sat
  14. 1 AM47°11%
  15. 2 AM46°16%
  16. 3 AM46°21%
  17. 4 AM45°26%
  18. 5 AM46°25%
  19. 6 AM46°39%
  20. 7 AM46°54%
  21. 8 AM46°57%
  22. 9 AM48°60%
  23. 10 AM51°63%
  24. 11 AM53°57%
  25. 12 PM53°50%
  26. 1 PM54°44%
  27. 2 PM56°46%
  28. 3 PM57°47%
  29. 4 PM57°49%
  30. 5 PM58°46%
  31. 6 PM57°36%
  32. 7 PM55°15%
  33. 8 PM54°10%
  34. 9 PM53°
  35. 10 PM52°
  36. 11 PM52°
  37. 12 AM52°Sun
  38. 1 AM51°
  39. 1 AM49°
  40. 2 AM49°
  41. 3 AM49°
  42. 4 AM48°
  43. 5 AM49°
  44. 6 AM49°
  45. 7 AM49°
  46. 8 AM52°
  47. 9 AM56°
  48. 10 AM59°

7-day forecast

Tap a day for details

  • Today10/3026% chance of precipitationLow 44°High 55°

    This Afternoon: Partly sunny, with a high near 55. East wind around 5 mph.

    Tonight: A chance of rain showers after 7pm. Mostly cloudy, with a low around 44. East wind 0 to 5 mph. Chance of precipitation is 30%.

    Partly Sunny
  • Sat10/3163% chance of precipitationLow 47°High 58°

    Saturday: Rain showers likely. Mostly cloudy, with a high near 58. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

    Saturday Night: A chance of rain showers before 8pm. Mostly cloudy, with a low around 47. Southeast wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Rain Showers Likely
  • Sun11/1Low 50°High 66°

    Sunday: Partly sunny, with a high near 66. East wind 0 to 5 mph.

    Sunday Night: Mostly cloudy, with a low around 50. Southeast wind 0 to 5 mph.

    Partly Sunny
  • Mon11/285% chance of precipitationLow 57°High 64°

    Monday: Rain showers likely. Mostly cloudy, with a high near 64. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

    Monday Night: Rain showers. Mostly cloudy, with a low around 57. Southeast wind around 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Rain Showers Likely
  • Tue11/384% chance of precipitationLow 52°High 68°

    Tuesday: Rain showers. Mostly cloudy, with a high near 68. Chance of precipitation is 80%.

    Tuesday Night: Rain showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Rain Showers
  • Wed11/465% chance of precipitationLow 46°High 64°

    Wednesday: Rain showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.

    Wednesday Night: A chance of rain showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Rain Showers Likely
  • Thu11/527% chance of precipitationLow 40°High 59°

    Thursday: A chance of rain showers. Partly sunny, with a high near 59. Chance of precipitation is 30%.

    Thursday Night: A slight chance of rain showers after midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 20%.

    Chance Rain Showers

Forecast for 43.529, -89.513 from the NWS MKX office, updated 10/30/2026, 10:31 AM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now50°Partly Sunny0%5 mph
  2. 1 PM53°Partly Sunny0%5 mph
  3. 2 PM54°Partly Sunny1%5 mph
  4. 3 PM54°Partly Sunny1%5 mph
  5. 4 PM55°Mostly Cloudy2%5 mph
  6. 5 PM54°Mostly Cloudy5%5 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Portage, WI 53901 right now?
The latest observation from Baraboo Wisconsin Dells Airport was 49°F and clear, reported at 10/30/2026, 12:15 PM CDT.
What is the high temperature today in Portage, WI 53901?
The National Weather Service forecast for this afternoon calls for a high near 55°F. Partly Sunny.
Will it rain in Portage, WI 53901 in the next 24 hours?
The hourly forecast shows a 54% chance of precipitation around 10/31/2026, 7:00 AM CDT.
What time is sunrise and sunset in Portage, WI 53901 today?
Sunrise is about 7:31 AM CDT and sunset is about 5:51 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Portage, WI 53901?
At Portage Wwtp, the 1991 to 2020 normal high in October is 59°F and the normal low is 39°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.03 in
Snow
0.00 in
Ice
0.00 in

Nearby hazards

Wisconsin hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: Fur Dr Fire (0 acres), New Address Fire (0 acres), MM 76 Fire (0 acres), World Series Fire (0 acres), Fawn Ct Fire (0 acres)

UV and air quality forecast

EPA and AirNow

AQI forecast today (Central Waters South)
GoodOzone
AQI forecast tomorrow (Central Waters South)
ModeratePM2.5

UV index guide · Air quality

Drought

By county

Columbia County, week of 10/27/2026

No drought or abnormal dryness in this county.

Sun and moon

Local time, center of the area

Sunrise
7:31 AM
Sunset
5:51 PM
Daylight
10 hr 20 min
Moon
Waning Gibbous 78% lit
First light (civil dawn)
7:01 AM
Last light (civil dusk)
6:21 PM
Moonrise
9:23 PM
Moonset
12:55 PM

Normal October weather

Climate

Normal October high 59°, low 39°, precipitation 2.86 in for the month. 1991 to 2020 normals at Portage Wwtp, 4 mi away.

Other places nearby

Data sources

See something wrong? Request a correction

About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

Forecasts, observations and alerts come from the National Weather Service (api.weather.gov). Data can be delayed by minutes to hours, and an observation station may be miles from the place named on this page. This site is not affiliated with NOAA or the National Weather Service.

DatenUS is a private website and is not affiliated with or endorsed by any government agency. We republish public data from the sources listed on this page. Data can be incomplete, delayed or wrong. Always check the original source before you make a decision.

Our servers read this data automatically from government sources. Errors can come from the source itself or from the way we read, process or display it, and we do not guarantee that it is accurate, complete or current. Verify anything important with the official source.

Report an errorRead the full disclaimer