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Summit Lake, WI 54435 Weather
It is 39°F and cloudy in Summit Lake, WI 54435, observed at 4:55 AM CDT. Today: Partly Sunny then Chance Rain Showers, high 53°F, low 29°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).
Summit Lake, WI 54435 current weather
39°F
Cloudy
H 53° / L 29°Feels like 39°
- Wildfire smoke overhead: light
No rain expected in the next 12 hours
Observed at Merrill, Merrill Municipal Airport (17.4 mi away), 10/31/2026, 4:55 AM CDT
Hourly forecast
NWS, updated 10/31/2026, 1:06 AM PT
7-day forecast
Tap a day for details
Today10/3129% chance of precipitationLow 29°High 53°
Saturday: A chance of rain showers after 2pm. Partly sunny, with a high near 53. Southeast wind 2 to 7 mph. Chance of precipitation is 30%.
Overnight: A slight chance of rain showers. Mostly cloudy. Low around 29, with temperatures rising to around 37 overnight. Southeast wind around 1 mph. Chance of precipitation is 20%.
Partly Sunny then Chance Rain ShowersSun11/119% chance of precipitationLow 46°High 61°
Sunday: Patchy fog and a slight chance of rain showers before 8am. Partly sunny, with a high near 61. South wind 1 to 5 mph. Chance of precipitation is 20%.
Sunday Night: Mostly cloudy, with a low around 46. Southeast wind around 5 mph.
Patchy Fog then Partly SunnyMon11/299% chance of precipitationLow 53°High 59°
Monday: Rain. Mostly cloudy, with a high near 59. Chance of precipitation is 80%.
Monday Night: Rain. Cloudy, with a low around 53. Chance of precipitation is 100%.
Light RainTue11/395% chance of precipitationLow 45°High 63°
Tuesday: Rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 63. Chance of precipitation is 100%.
Tuesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Light RainWed11/455% chance of precipitationLow 42°High 55°
Wednesday: Rain showers likely. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Wednesday Night: A chance of rain showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Rain Showers LikelyThu11/523% chance of precipitationLow 38°High 54°
Thursday: A slight chance of rain showers. Mostly cloudy, with a high near 54. Chance of precipitation is 20%.
Thursday Night: A chance of rain showers before midnight. Mostly cloudy, with a low around 38.
Slight Chance Rain ShowersFri11/615% chance of precipitationLow High 52°
Friday: A slight chance of rain showers before noon. Partly sunny, with a high near 52. Chance of precipitation is 20%.
Slight Chance Rain Showers then Partly Sunny
Forecast for 45.367, -89.446 from the NWS GRB office, updated 10/31/2026, 1:06 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
- Now37°Slight Chance Rain Showers19%1 mph
- 6 AM38°Mostly Cloudy13%2 mph
- 7 AM39°Mostly Cloudy10%2 mph
- 8 AM39°Mostly Cloudy5%3 mph
- 9 AM41°Partly Sunny3%5 mph
- 10 AM44°Partly Sunny2%6 mph
Hourly details
Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShowHide
Radar and satellite
National radarNEXRAD (up to 24 hours) and GOES
Frequently asked questions
- What is the weather in Summit Lake, WI 54435 right now?
- The latest observation from Merrill, Merrill Municipal Airport was 39°F and cloudy, reported at 10/31/2026, 4:55 AM CDT.
- What is the high temperature today in Summit Lake, WI 54435?
- The National Weather Service forecast for saturday calls for a high near 53°F. Partly Sunny then Chance Rain Showers.
- Will it rain in Summit Lake, WI 54435 in the next 24 hours?
- The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
- What time is sunrise and sunset in Summit Lake, WI 54435 today?
- Sunrise is about 7:36 AM CDT and sunset is about 5:46 PM CDT (calculated for the center of the area, within a few minutes).
- What is the normal October weather in Summit Lake, WI 54435?
- At Rhinelander, the 1991 to 2020 normal high in October is 54°F and the normal low is 33°F.
Rain and snow totals
Next 3 days, NWS forecast grid
- Rain (liquid)
- 0.91 in
- Snow
- 0.00 in
- Ice
- 0.00 in
Nearby hazards
Wisconsin hazardsSevere 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: Ritchie Fire (13 acres), Tower Fire (12 acres), Cinder Fire (6 acres), County Z 1 Fire (3 acres), Springbrook Fire (2 acres)
UV and air quality forecast
EPA and AirNow
- AQI forecast today (Northwoods East)
- ModeratePM2.5
- AQI forecast tomorrow (Northwoods East)
- ModeratePM2.5
Drought
By countyLincoln County, week of 10/27/2026
100% of the county is in moderate drought or worse, 11% in extreme drought or worse.
Sun and moon
Local time, center of the area
- Sunrise
- 7:36 AM
- Sunset
- 5:46 PM
- Daylight
- 10 hr 11 min
- Moon
- Waning Gibbous 72% lit
- First light (civil dawn)
- 7:05 AM
- Last light (civil dusk)
- 6:17 PM
- Moonrise
- 10:35 PM
- Moonset
- 1:50 PM
Normal October weather
ClimateNormal October high 54°, low 33°, precipitation 3.38 in for the month. 1991 to 2020 normals at Rhinelander, 16 mi away.
Other places nearby
Data sources
- National Weather Service APINOAA · Official site
- Convective Outlooks and Storm ReportsNOAA Storm Prediction Center · Official site
- Excessive Rainfall Outlook and Quantitative Precipitation ForecastsNOAA Weather Prediction Center · Official site
- National Water Prediction ServiceNOAA National Weather Service · Official site
- WFIGS Current Wildland Fire IncidentsNational Interagency Fire Center · Official site
- Hazard Mapping System Smoke AnalysisNOAA NESDIS Office of Satellite and Product Operations · Official site
- UV Index Forecast (Envirofacts)U.S. Environmental Protection Agency and NOAA · Official site
- AirNowU.S. Environmental Protection Agency · Official site
- NWS HeatRisk (experimental)NOAA National Weather Service · Official site
- U.S. Drought MonitorNational Drought Mitigation Center, USDA and NOAA · Official site
- BEACON 2.0 Beach Advisory and Closing On-line NotificationU.S. Environmental Protection Agency · Official site
- U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
- Tides & Currents (CO-OPS API)NOAA Center for Operational Oceanographic Products and Services · Official site
- NEXRAD radar tilesIowa Environmental Mesonet, Iowa State University · Official site
- GOES-East and GOES-West GeoColor imageryNOAA NESDIS Center for Satellite Applications and Research · Official site
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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.
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