First Lake, WI Weather Forecast & Current Conditions

Feedback E-mail the Weather

Quick Clicks

Weather World

First Lake, WI Weather Maps

°F °C°F °C
First Lake Weather Map
UTC Time: 9/18/2026, 22:19
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

First Lake, WI Regional Weather

Expires:202609182300;;678150
ASUS43 KMKX 182210
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
500 PM CDT FRI SEP 18 2026

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


WIZ032>034-041-042-053>061-182300-
SOUTHWEST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LA CROSSE      LGT RAIN  61  58  90 E10G24    30.14F TC  16           
SPARTA         RAIN      61  59  94 E6        30.16  FOG     TC  16   
VIROQUA        CLOUDY    60  59  97 NE8       30.16R TC  16           
BOSCOBEL       CLOUDY    65  60  84 VRB7      30.13F TC  18           
PRAIRIE DU CHI CLOUDY    67  62  85 E8        30.11S TC  19           
PLATTEVILLE    CLOUDY    67  62  83 E10       30.14S TC  20           
$$


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

First Lake, WI

Afternoon
Thunderstorms
62°/ 55° 17°/ 13°
90%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
70%
Sunday
Partly Cloudy
68°20°
0%
Sun Night
Mostly Cloudy
45°
0%
Mon Night
Mostly Cloudy
45°
0%
Tuesday
Cloudy
65°18°
0%
Wednesday
Cloudy
65°18°
0%
Thursday
Cloudy
65°18°
0%

Day: Showers with a chance of thunderstorms. Cooler. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 90 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the mid 50s. East winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.

Winona, MN

Afternoon
Thunderstorms
62°/ 58° 17°/ 14°
90%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
70%
Sunday
Mostly Cloudy
65°/ 48° 18°/
0%
Monday
Rain Showers
62°/ 45° 17°/
40%
Tuesday
Cloudy
62°17°
0%
Wed Night
Cloudy
62°17°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Showers with a chance of thunderstorms. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 90 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the upper 50s. East winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.

La Crosse, WI

Afternoon
Thunderstorms
62°/ 55° 17°/ 13°
90%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
70%
Sunday
Partly Cloudy
68°/ 48° 20°/
0%
Monday
Rain Showers
65°/ 45° 18°/
30%
Tuesday
Cloudy
65°18°
0%
Wed Night
Cloudy
65°18°
0%
Thursday
Partly Cloudy
70°21°
0%

Day: Showers likely with a chance of thunderstorms. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 70 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the mid 50s. East winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.

Alma, WI

Afternoon
Thunderstorms
62°/ 55° 17°/ 13°
90%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
70%
Sunday
Partly Cloudy
68°20°
0%
Sun Night-Mon
Mostly Cloudy
48°
0%
Mon Night
Mostly Cloudy
42°
0%
Tuesday
Cloudy
65°18°
0%
Wednesday
Cloudy
65°18°
0%
Thursday
Cloudy
65°18°
0%

Day: Showers with a chance of thunderstorms. Cooler. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 90 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the mid 50s. East winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Caledonia, MN

Afternoon
Thunderstorms
65°/ 58° 18°/ 14°
90%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
70%
Sunday
Mostly Cloudy
68°/ 48° 20°/
0%
Monday
Rain Showers
62°/ 45° 17°/
40%
Tue Night
Cloudy
45°
0%
Wed Night
Cloudy
45°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the mid 60s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible. Lows in the upper 50s. East winds 10 to 15 mph. Chance of rain 90 percent.

Preston, MN

Afternoon
Thunderstorms
62°/ 62° 17°/ 17°
90%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
70%
Sunday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Monday
Rain Showers
60°/ 45° 16°/
40%
Tuesday
Cloudy
62°17°
0%
Wed Night
Cloudy
62°17°
0%
Thursday
Partly Cloudy
65°18°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 60s. East winds 10 to 15 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible in the evening. Near steady temperature in the lower 60s. East winds 10 to 15 mph. Chance of rain 90 percent.

Black River Falls, WI

Afternoon
Thunderstorms
62°/ 52° 17°/ 11°
90%
Saturday
Rain Showers
65°/ 50° 18°/ 10°
70%
Sunday
Partly Cloudy
68°20°
0%
Sun Night
Mostly Cloudy
42°
0%
Mon Night
Mostly Cloudy
42°
0%
Tuesday
Cloudy
65°18°
0%
Wednesday
Cloudy
65°18°
0%
Thursday
Cloudy
65°18°
0%

Day: Showers with a slight chance of thunderstorms. Cooler. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 90 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the lower 50s. East winds 10 to 15 mph. Chance of rain 90 percent.

Viroqua, WI

Afternoon
Thunderstorms
65°/ 58° 18°/ 14°
90%
Saturday
Rain Showers
72°/ 55° 22°/ 13°
70%
Sunday
Mostly Cloudy
68°/ 48° 20°/
0%
Monday
Rain Showers
65°/ 45° 18°/
40%
Tue Night
Cloudy
45°
0%
Wed Night
Cloudy
45°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Near steady temperature in the mid 60s. East winds 10 to 15 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. Showers likely in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.

Wabasha, MN

Afternoon
Thunderstorms
62°/ 55° 17°/ 13°
90%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
70%
Sunday
Partly Cloudy
68°20°
0%
Sun Night
Mostly Cloudy
45°
0%
Mon Night
Mostly Cloudy
45°
0%
Tuesday
Sunny
62°/ 42° 17°/
0%
Wednesday
Cloudy
68°20°
0%
Thursday
Cloudy
68°20°
0%

Day: Showers with a chance of thunderstorms. Cooler. Near steady temperature in the lower 60s. East winds 10 to 15 mph. Chance of rain 90 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the mid 50s. East winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.

Sparta, WI

Afternoon
Thunderstorms
62°/ 52° 17°/ 11°
90%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
70%
Sunday
Partly Cloudy
68°20°
0%
Sun Night
Mostly Cloudy
45°
0%
Mon Night
Mostly Cloudy
45°
0%
Tuesday
Cloudy
65°18°
0%
Wed Night
Cloudy
65°18°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Showers likely with a slight chance of thunderstorms. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 70 percent.

Night: A chance of thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Lows in the lower 50s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent.

Waukon, IA

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
90%
Saturday
Thunderstorms
75°/ 58° 24°/ 14°
70%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
40%
Mon-Mon Night
Rain Showers
62°17°
40%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wed Night
Cloudy
48°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.

Night: Cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 5 to 10 mph. Chance of rain 90 percent.

Rochester, MN

Afternoon
Thunderstorms
62°/ 60° 17°/ 16°
90%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
70%
Sunday
Mostly Cloudy
65°/ 48° 18°/
0%
Monday
Rain Showers
62°/ 45° 17°/
40%
Tuesday
Cloudy
62°17°
0%
Wed Night
Cloudy
62°17°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Showers likely with a chance of thunderstorms. Cooler. Near steady temperature in the lower 60s. East winds 10 to 15 mph. Chance of rain 70 percent.

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature around 60. East winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.

Decorah, IA

Afternoon
Thunderstorms
65°/ 60° 18°/ 16°
80%
Saturday
Thunderstorms
72°/ 55° 22°/ 13°
70%
Sunday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Mon-Mon Night
Rain Showers
62°17°
40%
Tuesday
Partly Cloudy
60°/ 45° 16°/
0%
Wed Night
Cloudy
45°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the mid 60s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. Showers likely in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows around 60. East winds 10 to 15 mph. Chance of rain 80 percent.

Neillsville, WI

Afternoon
Thunderstorms
60°/ 50° 16°/ 10°
90%
Saturday
Rain Showers
62°/ 48° 17°/
70%
Sunday
Partly Cloudy
68°20°
0%
Sun Night
Mostly Cloudy
42°
0%
Mon Night
Mostly Cloudy
42°
0%
Tuesday
Cloudy
65°18°
0%
Wednesday
Cloudy
65°18°
0%
Thursday
Cloudy
65°18°
0%

Day: Showers with a slight chance of thunderstorms. Cooler. Near steady temperature around 60. East winds 5 to 10 mph. Chance of rain 90 percent.

Night: Showers with a slight chance of thunderstorms. Lows around 50. East winds 10 to 15 mph. Chance of rain 90 percent.

Durand, WI

Tonight
Thunderstorms
55°13°
100%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
70%
Sunday
Partly Cloudy
68°/ 48° 20°/
0%
Monday
Mostly Cloudy
65°/ 42° 18°/
0%
Tuesday
Sunny
65°/ 42° 18°/
0%
Wednesday
Sunny
68°/ 48° 20°/
0%
Thursday
Sunny
70°/ 50° 21°/ 10°
0%
Friday
Sunny
72°22°
0%

Night: Rain showers and chance of thunderstorms until early morning, then rain showers likely and slight chance of thunderstorms late in the night. Patchy fog through the night. Lows in the mid 50s. East winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation near 100 percent.

Eau Claire, WI

Tonight
Thunderstorms
52°11°
90%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
80%
Sunday
Partly Cloudy
68°/ 45° 20°/
0%
Monday
Mostly Cloudy
65°/ 42° 18°/
0%
Tuesday
Sunny
62°/ 42° 17°/
0%
Wednesday
Sunny
65°/ 45° 18°/
0%
Thursday
Sunny
68°/ 48° 20°/
0%
Friday
Sunny
72°22°
0%

Night: Rain showers and slight chance of thunderstorms. Patchy fog. Lows in the lower 50s. East winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 90 percent.

Prairie Du Chien, WI

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
90%
Saturday
Thunderstorms
75°/ 58° 24°/ 14°
70%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
40%
Mon-Mon Night
Rain Showers
65°18°
40%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wed Night
Cloudy
48°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: Cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph. Chance of rain 90 percent.

Cresco, IA

Afternoon
Thunderstorms
65°/ 62° 18°/ 17°
80%
Saturday
Thunderstorms
72°/ 55° 22°/ 13°
70%
Sunday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Monday
Rain Showers
60°/ 45° 16°/
40%
Tue Night
Cloudy
45°
0%
Wed Night
Cloudy
45°
0%
Thursday
Partly Cloudy
65°18°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the mid 60s. East winds 10 to 15 mph. Chance of rain 50 percent.

Night: Thunderstorms likely. Showers likely in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible in the evening. Near steady temperature in the lower 60s. East winds 10 to 15 mph. Chance of rain 80 percent.

Menomonie, WI

Tonight
Thunderstorms
55°13°
90%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
70%
Sunday
Partly Cloudy
70°/ 45° 21°/
0%
Monday
Mostly Cloudy
65°/ 42° 18°/
0%
Tuesday
Sunny
65°/ 42° 18°/
0%
Wednesday
Sunny
68°/ 48° 20°/
0%
Thursday
Sunny
70°/ 48° 21°/
0%
Friday
Sunny
72°22°
0%

Night: Rain showers and slight chance of thunderstorms until early morning, then rain showers likely late in the night. Patchy fog through the night. Lows in the mid 50s. East winds 10 to 20 mph. Chance of precipitation 90 percent.

Richland Center, WI

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
90%
Saturday
Thunderstorms
72°/ 55° 22°/ 13°
80%
Sunday
Rain Showers
68°/ 48° 20°/
30%
Mon-Mon Night
Rain Showers
62°17°
40%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wed Night
Cloudy
45°
0%
Thursday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph. Chance of rain 90 percent.

Names listed above may include county names.

Trending Headlines

Trending Entertainment Headlines

First Lake Radar Loop

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

First Lake Quick Facts

National Two Day Weather Forecast


E-mail the First Lake Weather Forecast

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