Observed 2:15 PM CDT at KBUU

Delavan Lake, WI weather

Sunny and 72°22°, 13°7° warmer than a typical Oct 24.

Forecasts agree

Now 72°22°

Sunny

Wind: 7 mph11 km/h; From the south-southeast. 58–7 mph11 km/h through 3 AM
Dew point: 45°7°; Comfortable
UV tomorrow: 3Moderate; Moderate 12–4 PM · peak 3
Air quality: 58Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.36 inHg1028 hPa; Falling · −0.05 inHg−1.5 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (72°22° then, 72°22° now)

Good hours for

High 72°22° today at 4 PM
Below 60°16° tonight after 8 PM
Low 50°10° tomorrow at 6 AM
Above 60°16° tomorrow by 10 AM

This afternoonNear 70°21° · Mostly cloudy
TonightDown to 51°11° by 5 AM · Mostly cloudy
Tomorrow morningUp to 65°18° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 73°23° by 4 PM · Partly cloudy
Tomorrow nightDown to 51°11° by 4 AM · Mostly cloudy
Monday morningUp to 60°16° by 11 AM · Cloudy
Monday afternoonNear 63°17° · Mostly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 3p	Cloudy	70°21° (likely 67°19° to 70°21°)	70°21°	0%	5 mph8 km/h from S, gusts 14 mph23 km/h	42%	62%	3
Sat 4p	Cloudy	72°22° (likely 66°19° to 72°22°)	72°22°	0%	5 mph8 km/h from S, gusts 15 mph24 km/h	38%	62%	2
Sat 5p	Cloudy	69°21° (likely 64°18° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 15 mph25 km/h	42%	62%	1
Sat 6p	Mostly cloudy	65°18° (likely 60°16° to 65°18°)	65°18°	0%	5 mph8 km/h from S, gusts 12 mph20 km/h	50%	64%	0
Sat 7p	Partly cloudy	62°17° (likely 58°14° to 62°17°)	62°17°	0%	5 mph8 km/h from S, gusts 12 mph20 km/h	60%	49%	0
Sat 8p	Mostly cloudy	59°15° (likely 57°14° to 59°15°)	59°15°	0%	5 mph8 km/h from S, gusts 13 mph22 km/h	67%	56%	0
Sat 9p	Mostly clear	57°14° (likely 56°13° to 57°14°)	57°14°	0%	5 mph8 km/h from S, gusts 12 mph20 km/h	69%	25%	0
Sat 10p	Mostly clear	56°13° (likely 55°13° to 57°14°)	56°13°	0%	5 mph8 km/h from S, gusts 12 mph19 km/h	72%	21%	0
Sat 11p	Partly cloudy	55°13° (likely 54°12° to 56°13°)	55°13°	0%	5 mph8 km/h from S, gusts 12 mph19 km/h	74%	30%	0
Sun 12a	Partly cloudy	55°13° (likely 54°12° to 55°13°)	55°13°	5%	5 mph8 km/h from S, gusts 13 mph20 km/h	72%	70%	0
Sun 1a	Partly cloudy	54°12° (likely 53°12° to 55°13°)	54°12°	5%	5 mph8 km/h from S, gusts 13 mph20 km/h	74%	89%	0
Sun 2a	Cloudy	53°12° (likely 53°12° to 54°12°)	53°12°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	77%	95%	0
Sun 3a	Cloudy	52°11° (likely 52°11° to 54°12°)	52°11°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	77%	88%	0
Sun 4a	Cloudy	52°11° (likely 52°11° to 53°12°)	52°11°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	77%	80%	0
Sun 5a	Cloudy	51°11° (likely 51°11° to 53°12°)	51°11°	5%	5 mph8 km/h from S, gusts 14 mph22 km/h	80%	80%	0
Sun 6a	Cloudy	50°10° (likely 50°10° to 53°12°)	49°9°	0%	5 mph8 km/h from S, gusts 14 mph22 km/h	83%	82%	0
Sun 7a	Cloudy	51°11° (likely 51°11° to 53°12°)	51°11°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	80%	80%	0
Sun 8a	Cloudy	53°12° (likely 52°11° to 53°12°)	53°12°	5%	5 mph8 km/h from S, gusts 13 mph20 km/h	74%	87%	0
Sun 9a	Cloudy	57°14° (likely 55°13° to 57°14°)	57°14°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	72%	81%	1
Sun 10a	Cloudy	61°16° (likely 58°14° to 61°16°)	61°16°	5%	5 mph8 km/h from S, gusts 15 mph24 km/h	65%	81%	2
Sun 11a	Partly sunny	65°18° (likely 62°17° to 65°18°)	65°18°	5%	5 mph8 km/h from SW, gusts 15 mph24 km/h	56%	76%	2
Sun 12p	Cloudy	68°20° (likely 65°18° to 69°21°)	68°20°	5%	5 mph8 km/h from SW, gusts 14 mph23 km/h	53%	69%	3
Sun 1p	Mostly sunny	71°22° (likely 68°20° to 71°22°)	71°22°	5%	5 mph8 km/h from SW, gusts 13 mph21 km/h	47%	44%	3
Sun 2p	Partly sunny	72°22° (likely 69°21° to 73°23°)	72°22°	0%	5 mph8 km/h from SW, gusts 12 mph19 km/h	46%	54%	3
Sun 3p	Partly sunny	72°22° (likely 70°21° to 73°23°)	72°22°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	46%	44%	3
Sun 4p	Partly sunny	73°23° (likely 69°21° to 73°23°)	73°23°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	44%	74%	2
Sun 5p	Partly sunny	70°21° (likely 67°19° to 70°21°)	70°21°	5%	5 mph8 km/h from S, gusts 9 mph15 km/h	51%	75%	1
Sun 6p	Partly cloudy	66°19° (likely 62°17° to 66°19°)	66°19°	5%	5 mph8 km/h from S, gusts 8 mph13 km/h	58%	75%	0
Sun 7p	Cloudy	62°17° (likely 60°16° to 63°17°)	62°17°	0%	0 mph0 km/h, gusts 7 mph12 km/h	65%	77%	0
Sun 8p	Cloudy	59°15° (likely 58°14° to 61°16°)	59°15°	0%	0 mph0 km/h, gusts 7 mph12 km/h	69%	78%	0
Sun 9p	Cloudy	57°14° (likely 57°14° to 60°16°)	57°14°	0%	0 mph0 km/h, gusts 8 mph12 km/h	75%	79%	0
Sun 10p	Cloudy	56°13° (likely 56°13° to 59°15°)	56°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	77%	79%	0
Sun 11p	Cloudy	55°13° (likely 55°13° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 10 mph17 km/h	80%	80%	0
Mon 12a	Cloudy	54°12° (likely 53°12° to 56°13°)	54°12°	0%	0 mph0 km/h, gusts 12 mph19 km/h	83%	80%	0
Mon 1a	Cloudy	53°12° (likely 52°11° to 56°13°)	53°12°	0%	0 mph0 km/h, gusts 12 mph19 km/h	86%	79%	0
Mon 2a	Cloudy	53°12° (likely 52°11° to 55°13°)	53°12°	0%	0 mph0 km/h, gusts 14 mph22 km/h	86%	75%	0
Mon 3a	Cloudy	52°11° (likely 51°11° to 54°12°)	52°11°	0%	0 mph0 km/h, gusts 15 mph24 km/h	86%	71%	0
Mon 4a	Cloudy	51°11° (likely 50°10° to 53°12°)	51°11°	0%	0 mph0 km/h, gusts 13 mph21 km/h	89%	75%	0
Mon 5a	Mostly cloudy	51°11° (likely 50°10° to 53°12°)	51°11°	0%	0 mph0 km/h, gusts 13 mph21 km/h	89%	73%	0
Mon 6a	Cloudy	50°10° (likely 49°9° to 52°11°)	49°9°	0%	5 mph8 km/h from NE, gusts 12 mph20 km/h	93%	85%	0
Mon 7a	Cloudy	49°9° (likely 49°9° to 52°11°)	47°8°	0%	5 mph8 km/h from NE, gusts 14 mph22 km/h	96%	89%	0
Mon 8a	Partly sunny	50°10° (likely 50°10° to 52°11°)	48°9°	0%	5 mph8 km/h from NE, gusts 14 mph23 km/h	96%	85%	0
Mon 9a	Cloudy	53°12° (likely 52°11° to 54°12°)	53°12°	0%	5 mph8 km/h from NE, gusts 16 mph25 km/h	89%	81%	0
Mon 10a	Cloudy	57°14° (likely 54°12° to 57°14°)	57°14°	0%	5 mph8 km/h from NE, gusts 16 mph25 km/h	80%	89%	1
Mon 11a	Cloudy	60°16° (likely 57°14° to 60°16°)	60°16°	0%	5 mph8 km/h from NE, gusts 16 mph26 km/h	72%	84%	2
Mon 12p	Cloudy	62°17° (likely 58°14° to 62°17°)	62°17°	0%	10 mph16 km/h from E, gusts 15 mph25 km/h	67%	86%	3
Mon 1p	Cloudy	63°17° (likely 59°15° to 64°18°)	63°17°	0%	10 mph16 km/h from E, gusts 15 mph24 km/h	62%	79%	3
Mon 2p	Cloudy	64°18° (likely 59°15° to 65°18°)	64°18°	0%	10 mph16 km/h from E, gusts 15 mph25 km/h	58%	81%	3

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Cloudy. High 72°22°, low 50°10°. Typical 59°15° / 39°4°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
2. Evening
  6 PM–midnight
  Mostly clear, 59°15°
  Dry
3. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Official NWS forecast
Today: Partly sunny, with a high near 72. South wind around 5 mph.
Tonight: Partly cloudy, with a low around 50. South wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
67°19°–72°22°
Low, likely
48°9°–50°10°
Typical high / low
59°15° / 39°4°
Wind
11 mph18 km/h, gusts 18 mph29 km/h
UV peak
3
Tomorrow, Oct 25. Partly sunny. High 73°23°, low 49°9°. Typical 58°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 73. Southwest wind around 5 mph.
Night: Mostly cloudy, with a low around 49. East wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–73°23°
Low, likely
49°9°–53°12°
Typical high / low
58°14° / 39°4°
Wind
11 mph17 km/h, gusts 18 mph29 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 64°18°, low 46°8°. Typical 58°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Official NWS forecast
Day: Partly sunny. High near 64, with temperatures falling to around 59 in the afternoon. Northeast wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 46. East wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
59°15°–64°18°
Low, likely
46°8°–50°10°
Typical high / low
58°14° / 39°4°
Wind
14 mph22 km/h, gusts 22 mph36 km/h
UV peak
3
Tuesday, Oct 27. Cloudy. High 67°19°, low 52°11°. Typical 58°14° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67. Southeast wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 52. South wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
47°8°–52°11°
Typical high / low
58°14° / 38°3°
Wind
13 mph20 km/h, gusts 26 mph42 km/h
UV peak
3
Wednesday, Oct 28. Partly sunny. High 73°23°, low 54°12°. Typical 57°14° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 59°15°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 73.
Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–73°23°
Low, likely
52°11°–57°14°
Typical high / low
57°14° / 38°3°
Wind
15 mph23 km/h, gusts 31 mph49 km/h
UV peak
3
Thursday, Oct 29. Showers. High 72°22°, low 52°11°. Typical 56°13° / 38°3°. Rain 0.06 in1.5 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
Night: A slight chance of rain showers. Partly cloudy, with a low around 52. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
65°18°–72°22°
Low, likely
52°11°–58°14°
Typical high / low
56°13° / 38°3°
Wind
14 mph22 km/h, gusts 35 mph56 km/h
UV peak
2
Friday, Oct 30. Mostly cloudy. High 72°22°, low 54°12°. Typical 56°13° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  20% chance
4. Overnight
  midnight–6 AM
  Cloudy, 59°15°
  30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers before 7am. Partly sunny, with a high near 72. Chance of precipitation is 20%.
Night: A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
67°19°–73°23°
Low, likely
51°11°–57°14°
Typical high / low
56°13° / 37°3°
Wind
19 mph31 km/h, gusts 31 mph50 km/h
UV peak
2
Saturday, Oct 31. Rain. High 68°20°, low 57°14°. Typical 55°13° / 37°3°. Rain 0.15 in3.8 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 60°15°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  40% chance
3. Evening
  6 PM–midnight
  Rain, 62°17°
  40% chance · 0.11 in2.7 mm
4. Overnight
  midnight–6 AM
  Rain, 59°15°
  40% chance · 0.15 in3.7 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
53°12°–60°16°
Typical high / low
55°13° / 37°3°
Wind
17 mph28 km/h, gusts 28 mph44 km/h
UV peak
2
Sunday, Nov 1. Showers. High 62°17°, low 55°13°. Typical 55°13° / 37°3°. Rain 0.5 in13 mm, 40% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 60°16°
  40% chance · 0.12 in2.9 mm
2. Afternoon
  noon–6 PM
  Drizzle, 62°17°
  40% chance · 0.11 in2.7 mm
3. Evening
  6 PM–midnight
  Drizzle, 60°15°
  40% chance · 0.2 in5.1 mm
4. Overnight
  midnight–6 AM
  Drizzle, 47°8°
  30% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
61°16°–64°18°
Low, likely
53°12°–59°15°
Typical high / low
55°13° / 37°3°
Wind
22 mph36 km/h, gusts 37 mph60 km/h
Monday, Nov 2. Showers. High 56°13°, low 46°8°. Typical 54°12° / 36°2°. Rain 0.27 in6.9 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 47°9°
  30% chance
2. Afternoon
  noon–6 PM
  Drizzle, 54°12°
  30% chance · 0.12 in3 mm
3. Evening
  6 PM–midnight
  Drizzle, 50°10°
  30% chance · 0.17 in4.2 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
51°11°–65°18°
Low, likely
37°3°–59°15°
Typical high / low
54°12° / 36°2°
Wind
20 mph32 km/h, gusts 35 mph56 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 72°, low 50°.
Tomorrow
Dry, high 73°, low 49°.
Monday
Dry, high 64°, low 46°, cooling off.
Rest of week
Highs 56–73°; chance of precipitation on Saturday, Sunday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (MKX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Turtle Creek near Clinton

10 mi

Below flood stage

Level: 3.8 ft
Flow: 132 cfs

Reading from Sat 2 PM · NWS gauge page

Nippersink Creek at Wonder Lake

20 mi

Below flood stage

Level: 5.0 ft
Flow: 41 cfs

Reading from Sat 1:45 PM · NWS gauge page

Fox River near New Munster

20 mi

Below flood stage

Level: 6.4 ft
Flow: 399 cfs

Reading from Sat 2 PM · NWS gauge page

Nippersink Creek near Spring Grove

22 mi

Below flood stage

Level: 4.4 ft
Flow: 128 cfs

Reading from Sat 2 PM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 88% less heating than a typical week.

This week 15Typical 120

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 45°F).

Open the windows?

Today, 4:00 PM–7:00 PM

Good stretch to open the windows.

Is this typical?

Lake Geneva Wwtp · official normals 1991–2020 · records 1945–2026

Oct 24, today vs a typical year

Today’s expected high is 13°7° warmer than typical.

Last 7 days vs normal

On average 2°1° warmer than normal (daily mean temperature).

−8°−4°SunOct 18
±0°MonOct 19
+2°+1°TueOct 20
+3°+1°WedOct 21
+4°+2°ThuOct 22
+8°+4°FriOct 23
+8°+4°SatOct 24

Delavan Lake weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 40 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 37 min less
Golden hour: 5:18–6:15 PM; Morning 7:00–7:57 AM
Blue hour: 6:15–6:27 PM; Morning 6:49–7:00 AM; first light 6:49 AM

Stars tonight? Fair

Mostly clear 9–11 PM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:30 AM · rises 4:56 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Delavan Lake. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Delavan Lake, WI weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Turtle Creek near Clinton

Nippersink Creek at Wonder Lake

Fox River near New Munster

Nippersink Creek near Spring Grove

For your home

Heating this week

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon