Click for Hazardous Weather Outlook for Summit Lake, Wisconsin
Change location by the zip code or city,state: or search for other weather forecast locations in Wisconsin by name.
Weather Conditions for Summit Lake, Wisconsin : Langlade County
Issued: 1:11 am CDT Sep 15, 2026 Latitude: 45.3777403 Longitude: -89.1948394 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
80% chance of rain on Overnight Morning Fog on Tuesday Increasing Clouds on Wednesday Partly Sunny on Thursday 50% chance of rain on Friday 60% chance of rain on Saturday 30% chance of rain on Sunday 20% chance of  on Monday
Low: 54°F High: 71°F High: 67°F High: 72°F High: 67°F High: 70°F High: 66°F High: 66°F
Low: 43°F Low: 51°F Low: 50°F Low: 55°F Low: 52°F Low: 49°F  
Rain Morning Fog Increasing Clouds Partly Sunny Rain Rain Rain Partly Sunny
Current Conditions at
RHINELANDER - (KRHI)
54°
Cloudy
Light Rain
as of 1:01 AM CDST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 8 Miles
Pressure: 29.89 in.
Flight Rule: MVFR
Wind Data
12 MPH
Gust: 20 MPH
190° South
Cloud Level(s): Broken at 1000ft, Broken at 1500ft, Solid Overcast at 2200ft
Current Conditions at
ANTIGO - (KAIG)
57°
Cloudy
as of 1:15 AM CDST
Rel. Humidity: 100%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: IFR
Wind Data
16 MPH
Gust: 20 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
MERRILL MUNICIPAL - (KRRL)
59°
Cloudy
as of 1:15 AM CDST
Rel. Humidity: 93%
Dew Point: 57°F
Pressure: 29.88 in.
Wind Data
5 MPH
160° South
Cloud Level(s): Broken at 900ft, Broken at 1300ft, Solid Overcast at 1900ft
Current Conditions at
TOMAHAWK - (KTKV)
59°
Cloudy
as of 1:15 AM CDST
Rel. Humidity: 93%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: IFR
Wind Data
6 MPH
170° South
Cloud Level(s): Solid Overcast at 800ft
80% chance of rain Overnight Overnight... Showers, mainly before 3am. Patchy fog after 5am. Low around 54. South wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Morning Fog on Tuesday Tuesday... Patchy fog before 9am. Otherwise, partly sunny, with a high near 71. Southwest wind 10 to 17 mph, with gusts as high as 32 mph.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 43. West northwest wind around 6 mph becoming calm in the evening.

Increasing Clouds on Wednesday Wednesday... Increasing clouds, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.

30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 51. South southeast wind around 5 mph becoming calm in the evening.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 72.

20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 50.

50% chance of rain Friday Friday... A 50 percent chance of showers. Mostly cloudy, with a high near 67.

80% chance of thunderstorms Friday Night Friday Night... Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.

60% chance of rain Saturday Saturday... Showers likely, mainly before 1pm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.

30% chance of rain Saturday Night Saturday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 52.

30% chance of rain Sunday Sunday... A 30 percent chance of showers. Mostly cloudy, with a high near 66.

30% chance of rain Sunday Night Sunday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 49.

20% chance of  Monday Monday... A 20 percent chance of showers. Partly sunny, with a high near 66.

Wisconsin's Warnings, Watches, and AdvisoriesWisconsin's Watches, Warnings, and Advisories

Current Radar Image


Sun Almanac for Summit Lake, Wisconsin
Astronomical Sunrise 04:54 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:31 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:06 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:36 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 12 Hours 32 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 7:08 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 7:38 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 8:13 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 8:49 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 13 Hours 32 Minutes
Nautical Rise to Set: 14 Hours 42 Minutes
Astro Rise to Set: 15 Hours 55 Minutes

Click for yearly Sun Almanac for Summit Lake
Moon Almanac for Summit Lake, Wisconsin
Moon Phase: Waxing Crescent
Moon Illumination: 18%
Moon Age: 4.13 Days
Moon is currently below the horizon
Distance from Moon to Earth: 247,370 miles
Upcoming Lunar Events for
Summit Lake:
Next EventEvent TimeIllum

Moonrise:11:51 am Tue21.0%
High Moon:04:22 pm Tue22.5%
Moonset:08:46 pm Tue24.0%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac