Weather Alert
Oshkosh Weather Warning NWS WEATHER ALERT FOR THE OSHKOSH, WI AREA - Issued: 129 AM CDT Mon Sep 21 2026 Oshkosh Weather Warning

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Oshkosh, WI Weather Forecast & Current Conditions

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Oshkosh Weather Map
UTC Time: 9/21/2026, 09:27
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Oshkosh, WI Regional Weather

Expires:202609211000;;811243
ASUS43 KMKX 210920
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
400 AM CDT MON SEP 21 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.


WIZ011>013-019>022-031-037>040-048>050-211000-
NORTHEAST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ANTIGO         CLOUDY    49  46  88 NE10      30.27S TC  10           
SHAWANO        MOCLDY    50  45  83 NE9       30.25F TC  10           
OCONTO         MOCLDY    49  48  96 N6        30.25S TC   9           
STURGEON BAY   CLOUDY    56  49  77 E9        30.24S TC  13           
GREEN BAY      MOCLDY    50  47  89 N13       30.23S TC  10           
MANITOWOC      MOCLDY    57  46  66 E8        30.21F TC  14           
APPLETON       MOCLDY    50  48  93 NE7       30.22S TC  10           
CLINTONVILLE   MOCLDY    47  45  91 N8        30.25S TC   9           
OSHKOSH        MOCLDY    53  50  89 NE14      30.20S TC  12           
$$
 

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed  PRES - Barometric Pressure  VSB - Visibility
WCI - Wind Chill Index  E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Oshkosh, WI

Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
62°17°
0%
Tuesday
Mostly Cloudy
62°/ 40° 17°/ 4°
0%
Wed-Wed Night
Clear
60°16°
0%
Thursday
Cloudy
60°/ 48° 16°/ 9°
0%
Friday
Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Partly Cloudy
70°21°
0%

Night: Mostly cloudy. Lows in the upper 40s. Northeast wind 10 to 15 mph.

Fond Du Lac, WI

Tonight
Cloudy
52°11°
0%
Monday
Mostly Cloudy
60°/ 48° 16°/ 9°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Sunny
65°/ 45° 18°/ 7°
0%
Thursday
Sunny
65°/ 48° 18°/ 9°
0%
Friday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Partly Cloudy
65°/ 48° 18°/ 9°
20%
Sunday
Partly Cloudy
68°20°
0%

Night: Cloudy. Near steady temperature in the lower 50s. Northeast winds 10 to 15 mph.

Chilton, WI

Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
60°16°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Wed-Wed Night
Clear
60°16°
0%
Thursday
Cloudy
60°/ 48° 16°/ 9°
0%
Friday
Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Partly Cloudy
68°20°
0%

Night: Mostly cloudy. Lows in the upper 40s. Northeast wind 10 to 15 mph.

Appleton, WI

Tonight
Cloudy
40°4°
0%
Monday
Mostly Cloudy
62°17°
0%
Tuesday
Cloudy
62°/ 40° 17°/ 4°
0%
Wed-Wed Night
Clear
60°16°
0%
Thursday
Cloudy
68°/ 48° 20°/ 9°
0%
Friday
Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Partly Cloudy
72°22°
0%

Night: Mostly cloudy. Lows in the middle 40s. Northeast wind 10 to 15 mph.

Redgranite, WI

Tonight
Cloudy
40°4°
0%
Monday
Mostly Cloudy
62°17°
0%
Tuesday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Wednesday
Sunny
60°/ 40° 16°/ 4°
0%
Thursday
Cloudy
60°/ 40° 16°/ 4°
0%
Friday
Cloudy
68°/ 40° 20°/ 4°
0%
Saturday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
70°21°
0%

Night: Mostly cloudy. Lows in the middle 40s. Northeast wind 5 to 10 mph.

Berlin, WI

Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Tuesday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Wednesday
Sunny
65°/ 45° 18°/ 7°
0%
Thursday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Friday
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Partly Cloudy
65°/ 48° 18°/ 9°
20%
Sunday
Mostly Cloudy
68°20°
0%

Night: Cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph.

New London, WI

Tonight
Cloudy
40°4°
0%
Monday
Cloudy
62°17°
0%
Tuesday
Cloudy
60°/ 42° 16°/ 6°
0%
Wednesday
Sunny
60°/ 40° 16°/ 4°
0%
Thursday
Cloudy
68°/ 40° 20°/ 4°
0%
Friday
Cloudy
68°/ 40° 20°/ 4°
0%
Saturday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
72°22°
0%

Night: Mostly cloudy. Lows in the middle 40s. Northeast wind 5 to 10 mph.

Manitowoc, WI

BEACH HAZARDS STATEMENT IN EFFECT THROUGH TUESDAY EVENING
Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
62°17°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Wed-Wed Night
Clear
60°16°
0%
Thursday
Cloudy
60°/ 48° 16°/ 9°
0%
Friday
Cloudy
60°/ 48° 16°/ 9°
0%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Partly Cloudy
68°20°
0%

Night: Mostly cloudy. Lows in the upper 40s. Northeast wind 10 to 15 mph.

Beaver Dam, WI

Tonight
Cloudy
50°10°
0%
Monday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Sunny
65°/ 45° 18°/ 7°
0%
Thursday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Friday
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Partly Cloudy
65°/ 48° 18°/ 9°
20%
Sunday
Partly Cloudy
68°20°
0%

Night: Cloudy. Lows around 50. Northeast winds 10 to 15 mph.

Plymouth, WI

BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY EVENING
Tonight
Cloudy
52°11°
0%
Monday
Mostly Cloudy
60°/ 48° 16°/ 9°
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Sunny
65°/ 48° 18°/ 9°
0%
Thursday
Sunny
65°/ 48° 18°/ 9°
0%
Friday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Partly Cloudy
68°20°
0%

Night: Cloudy. Lows in the lower 50s. East winds 10 to 15 mph.

Green Bay, WI

Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
60°16°
0%
Tuesday
Cloudy
62°/ 40° 17°/ 4°
0%
Wed-Wed Night
Clear
60°16°
0%
Thursday
Sunny
60°/ 40° 16°/ 4°
0%
Friday
Cloudy
68°/ 40° 20°/ 4°
0%
Saturday
Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Partly Cloudy
70°21°
0%

Night: Mostly cloudy. Lows in the upper 40s. Northeast wind 10 to 15 mph.

Montello, WI

Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Tuesday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Wednesday
Sunny
65°/ 42° 18°/ 6°
0%
Thursday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Friday
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Partly Cloudy
65°/ 48° 18°/ 9°
20%
Sunday
Rain Showers
68°20°
20%

Night: Cooler, cloudy. Near steady temperature in the upper 40s. Northeast winds around 10 mph.

West Bend, WI

Tonight
Cloudy
52°11°
0%
Monday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Tuesday
Sprinkles
62°/ 48° 17°/ 9°
0%
Wednesday
Sunny
62°/ 48° 17°/ 9°
0%
Thursday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Friday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°20°
0%

Night: Cloudy. Lows in the lower 50s. East winds around 10 mph.

Portage, WI

Tonight
Cloudy
52°11°
0%
Monday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Tuesday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Wednesday
Sunny
65°/ 45° 18°/ 7°
0%
Thursday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Friday
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Partly Cloudy
65°/ 48° 18°/ 9°
20%
Sunday
Rain Showers
68°20°
20%

Night: Cloudy. Near steady temperature in the lower 50s. Northeast winds around 10 mph.

Shawano, WI

Tonight
Cloudy
42°6°
0%
Monday
Cloudy
60°16°
0%
Tuesday
Cloudy
60°/ 42° 16°/ 6°
0%
Wednesday
Sunny
60°/ 42° 16°/ 6°
0%
Thursday
Cloudy
68°/ 40° 20°/ 4°
0%
Friday
Cloudy
70°/ 40° 21°/ 4°
0%
Saturday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
72°22°
0%

Night: Mostly cloudy. Lows in the lower 40s. Northeast wind 5 to 10 mph.

Stevens Point, WI

Tonight
Cloudy
42°6°
0%
Monday
Cloudy
62°17°
0%
Tuesday
Cloudy
60°/ 42° 16°/ 6°
0%
Wednesday
Sunny
60°/ 42° 16°/ 6°
0%
Thursday
Cloudy
60°/ 40° 16°/ 4°
0%
Friday
Cloudy
68°/ 40° 20°/ 4°
0%
Saturday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
72°22°
0%

Night: Mostly cloudy. Lows in the lower 40s. Northeast wind 5 to 10 mph.

Mequon, WI

BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY EVENING
Tonight
Cloudy
52°11°
0%
Monday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Sunny
65°/ 50° 18°/ 10°
0%
Thursday
Sunny
65°/ 50° 18°/ 10°
0%
Friday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Partly Cloudy
68°20°
0%

Night: Cloudy. Lows in the lower 50s. East winds 10 to 15 mph.

Kewaunee, WI

BEACH HAZARDS STATEMENT IN EFFECT THROUGH TUESDAY EVENING
Tonight
Cloudy
48°9°
0%
Monday
Mostly Cloudy
60°16°
0%
Tuesday
Cloudy
62°/ 48° 17°/ 9°
0%
Wed-Wed Night
Clear
60°16°
0%
Thursday
Sunny
60°/ 48° 16°/ 9°
0%
Friday
Sunny
60°/ 48° 16°/ 9°
0%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Partly Cloudy
68°20°
0%

Night: Mostly cloudy. Lows in the upper 40s. Northeast wind 10 to 15 mph.

Little Suamico, WI

Tonight
Cloudy
40°4°
0%
Monday
Mostly Cloudy
60°16°
0%
Tuesday
Cloudy
62°/ 40° 17°/ 4°
0%
Wednesday
Sunny
60°/ 40° 16°/ 4°
0%
Thursday
Cloudy
60°/ 42° 16°/ 6°
0%
Fri-Fri Night
Clear
68°20°
0%
Saturday
Cloudy
68°/ 40° 20°/ 4°
0%
Sunday
Partly Cloudy
72°22°
0%

Night: Mostly cloudy. Lows around 40. Northeast wind 5 to 10 mph.

Watertown, WI

Tonight
Cloudy
52°11°
0%
Monday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Sunny
65°/ 48° 18°/ 9°
0%
Thursday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Friday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Mostly Cloudy
68°20°
0%

Night: Cloudy. Lows in the lower 50s. Northeast winds 10 to 15 mph.

Names listed above may include county names.

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