Upper Post Lake, WI Weather Forecast & Current Conditions

Feedback E-mail the Weather

Quick Clicks

Weather World

Upper Post Lake, WI Weather Maps

°F °C°F °C
Upper Post Lake Weather Map
UTC Time: 9/16/2026, 04:26
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Upper Post Lake, WI Regional Weather

Expires:202609160500;;525357
ASUS43 KMKX 160420
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1100 PM CDT TUE SEP 15 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>050-160500-
NORTHEAST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ANTIGO         PTCLDY    56  54  92 CALM      30.24R TC  14           
SHAWANO        MOCLDY    59  54  82 W3        30.21R TC  15           
OCONTO         MOCLDY    58  56  91 N6        30.21R TC  15           
STURGEON BAY   MOCLDY    63  55  75 N10       30.20R TC  17           
GREEN BAY      MOCLDY    56  54  93 W6        30.19R TC  13           
MANITOWOC      PTCLDY    60  55  83 CALM      30.19R TC  16           
APPLETON       MOCLDY    61  54  77 NW8       30.21R TC  16           
CLINTONVILLE   MOCLDY    58  54  86 CALM      30.22R TC  15           
OSHKOSH        MOCLDY    61  54  77 NW6       30.19R TC  16           
$$
 

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

Upper Post Lake, WI

Tonight
Mostly Cloudy
40°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
40%
Thursday
Partly Cloudy
70°/ 50° 21°/ 10°
0%
Friday
Rain Showers
62°/ 50° 17°/ 10°
80%
Saturday
Rain Showers
60°/ 52° 16°/ 11°
50%
Sunday
Mostly Cloudy
68°/ 40° 20°/
0%
Monday
Mostly Cloudy
68°20°
0%

Night: Mostly cloudy in the evening then becoming mostly clear. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Rhinelander, WI

Tonight
Clear
40°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
50%
Thursday
Partly Cloudy
70°/ 48° 21°/
0%
Friday
Rain Showers
62°/ 48° 17°/
80%
Saturday
Rain Showers
60°16°
50%
Sat Night
Mostly Cloudy
48°
0%
Tuesday
Mostly Cloudy
48°
0%
Monday
Mostly Cloudy
48°
0%
Mon Night-Tue
Cloudy
40°
0%

Night: Colder. Clear. Patchy fog. Lows in the middle 40s. Light and variable wind.

Crandon, WI

Tonight
Clear
40°
0%
Wednesday
Cloudy
72°/ 48° 22°/
30%
Thursday
Partly Cloudy
72°/ 48° 22°/
0%
Friday
Rain Showers
62°/ 48° 17°/
80%
Saturday
Rain Showers
60°/ 48° 16°/
50%
Sunday
Mostly Cloudy
60°/ 40° 16°/
0%
Monday
Mostly Cloudy
60°16°
0%

Night: Colder. Mostly clear. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Merrill, WI

Tonight
Clear
40°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
50%
Thursday
Partly Cloudy
70°/ 48° 21°/
0%
Friday
Rain Showers
60°/ 50° 16°/ 10°
90%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
50%
Sunday
Mostly Cloudy
68°/ 40° 20°/
0%
Monday
Mostly Cloudy
68°20°
0%

Night: Colder. Mostly clear. Patchy fog. Lows in the middle 40s. Light and variable wind.

Mountain, WI

Tonight
Mostly Cloudy
40°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Cloudy
70°/ 48° 21°/
0%
Friday
Rain Showers
60°/ 52° 16°/ 11°
80%
Saturday
Rain Showers
60°/ 52° 16°/ 11°
60%
Sunday
Mostly Cloudy
60°/ 40° 16°/
0%
Monday
Mostly Cloudy
60°16°
0%

Night: Mostly cloudy in the evening then becoming partly cloudy. Patchy fog. Lows in the middle 40s. Light and variable wind.

Wausau, WI

Tonight
Mostly Cloudy
40°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
40%
Thursday
Partly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Rain Showers
60°/ 52° 16°/ 11°
90%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
70%
Sunday
Mostly Cloudy
68°/ 48° 20°/
0%
Monday
Mostly Cloudy
68°20°
0%

Night: Mostly cloudy in the evening then becoming mostly clear. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Shawano, WI

Tonight
Mostly Cloudy
48°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Partly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Rain Showers
60°/ 50° 16°/ 10°
90%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
70%
Sunday
Rain Showers
68°20°
30%
Sun Night-Mon
Mostly Cloudy
52°11°
0%
Mon Night-Tue
Cloudy
48°
0%

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 40s. Light and variable wind.

Eagle River, WI

Tonight
Clear
42°
0%
Wednesday
Cloudy
72°/ 48° 22°/
40%
Thursday
Partly Cloudy
72°/ 40° 22°/
0%
Fri-Fri Night
Rain Showers
60°16°
70%
Saturday
Rain Showers
60°16°
40%
Sat Night
Mostly Cloudy
40°
0%
Tuesday
Mostly Cloudy
40°
0%
Monday
Mostly Cloudy
40°
0%
Mon Night-Tue
Cloudy
40°
0%

Night: Colder. Clear. Patchy fog. Lows in the lower 40s. Light and variable wind.

Aurora, WI

Tonight
Clear
40°
0%
Wednesday
Cloudy
72°/ 48° 22°/
30%
Thursday
Partly Cloudy
70°/ 40° 21°/
0%
Friday
Rain Showers
62°/ 48° 17°/
70%
Saturday
Rain Showers
60°16°
50%
Sat Night
Mostly Cloudy
48°
0%
Tuesday
Mostly Cloudy
48°
0%
Monday
Mostly Cloudy
48°
0%
Mon Night-Tue
Cloudy
40°
0%

Night: Colder. Clear. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Keshena, WI

Tonight
Mostly Cloudy
48°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
30%
Thursday
Partly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Rain Showers
60°/ 52° 16°/ 11°
90%
Saturday
Rain Showers
60°/ 52° 16°/ 11°
60%
Sun-Sun Night
Mostly Cloudy
68°20°
0%
Monday
Rain Showers
60°/ 48° 16°/
30%

Night: Mostly cloudy in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 40s. Light and variable wind.

Niagara, WI

Tonight
Cloudy
40°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Partly Cloudy
70°/ 48° 21°/
0%
Friday
Rain Showers
60°/ 50° 16°/ 10°
80%
Saturday
Rain Showers
60°16°
50%
Sat Night
Mostly Cloudy
48°
0%
Tuesday
Mostly Cloudy
48°
0%
Monday
Mostly Cloudy
48°
0%
Mon Night-Tue
Cloudy
40°
0%

Night: Partly cloudy. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Little Suamico, WI

Tonight
Mostly Cloudy
40°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
30%
Thursday
Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Rain Showers
60°/ 52° 16°/ 11°
90%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
70%
Sunday
Mostly Cloudy
68°/ 48° 20°/
0%
Monday
Mostly Cloudy
68°20°
0%

Night: Cooler. Mostly cloudy in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Iron River, MI

Tonight
Clear
38°
0%
Wednesday
Cloudy
70°/ 46° 21°/
40%
Thursday
Cloudy
72°/ 42° 22°/
0%
Friday
Rain Showers
65°/ 45° 18°/
60%
Saturday
Rain Showers
66°/ 45° 19°/
40%
Sun Night-Mon
Mostly Cloudy
42°
0%
Mon Night-Tue
Cloudy
41°
0%

Night: Clear. Patchy fog. Lows in the upper 30s. Light west winds.

Iron Mountain, MI

Tonight
Clear
42°
0%
Wednesday
Cloudy
70°/ 49° 21°/
30%
Thursday
Cloudy
73°/ 45° 23°/
0%
Friday
Rain Showers
66°/ 48° 19°/
70%
Saturday
Rain Showers
66°19°
50%
Sat Night
Mostly Cloudy
47°
0%
Tuesday
Mostly Cloudy
47°
0%
Monday
Mostly Cloudy
47°
0%
Mon Night-Tue
Cloudy
45°
0%

Night: Mostly clear. Patchy fog. Lows in the lower 40s. Northwest winds 5 to 10 mph.

Harmony, WI

Tonight
Mostly Cloudy
40°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
30%
Thursday
Cloudy
70°/ 50° 21°/ 10°
0%
Friday
Rain Showers
60°/ 52° 16°/ 11°
80%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
60%
Sunday
Mostly Cloudy
68°/ 48° 20°/
0%
Monday
Mostly Cloudy
68°20°
0%

Night: Cooler. Mostly cloudy in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the middle 40s. Light and variable wind.

Ironwood, MI

Tonight
Clear
42°
0%
Wednesday
Sunny
68°/ 47° 20°/
20%
Thursday
Cloudy
71°/ 43° 22°/
0%
Friday
Rain Showers
68°/ 46° 20°/
50%
Saturday
Rain Showers
67°/ 51° 19°/ 11°
40%
Sun Night
Mostly Cloudy
51°11°
0%
Monday
Cloudy
69°21°
0%
Tuesday
Cloudy
69°21°
0%

Night: Clear. Lows in the lower 40s. Light west winds.

New London, WI

Tonight
Mostly Cloudy
50°10°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Partly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Rain Showers
60°/ 50° 16°/ 10°
100%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
70%
Sun-Sun Night
Rain Showers
68°20°
30%
Monday
Mostly Cloudy
60°/ 50° 16°/ 10°
0%

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows around 50. Light and variable wind.

Stevens Point, WI

Tonight
Mostly Cloudy
48°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Partly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Rain Showers
60°/ 50° 16°/ 10°
100%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
70%
Sun-Sun Night
Rain Showers
68°20°
30%
Monday
Mostly Cloudy
60°/ 48° 16°/
0%

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 40s. Light and variable wind.

Appleton, WI

Tonight
Mostly Cloudy
52°11°
0%
Wednesday
Partly Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Partly Cloudy
70°/ 50° 21°/ 10°
0%
Friday
Rain Showers
68°/ 58° 20°/ 14°
90%
Saturday
Rain Showers
68°/ 58° 20°/ 14°
70%
Sunday
Rain Showers
68°/ 50° 20°/ 10°
30%
Monday
Rain Showers
68°/ 52° 20°/ 11°
30%

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 50s. Northwest wind around 5 mph in the evening becoming light and variable.

Green Bay, WI

Tonight
Mostly Cloudy
52°11°
0%
Wednesday
Partly Cloudy
72°/ 50° 22°/ 10°
30%
Thursday
Partly Cloudy
72°/ 50° 22°/ 10°
0%
Friday
Rain Showers
68°/ 58° 20°/ 14°
90%
Saturday
Rain Showers
68°/ 58° 20°/ 14°
70%
Sunday
Rain Showers
68°/ 50° 20°/ 10°
30%
Monday
Rain Showers
68°/ 52° 20°/ 11°
30%

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 50s. Northwest wind 5 to 10 mph shifting to the north after midnight.

Trending Headlines

Trending Entertainment Headlines

Upper Post Lake Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Upper Post Lake Quick Facts

National Two Day Weather Forecast


E-mail the Upper Post Lake Weather Forecast

Voice your opinion or tell us about page issues...