Observed 9:15 AM CDT at KBUU

Lyons, WI weather

Sunny and 51°10°, 11°6° warmer than a typical Oct 24.

Forecasts agree

Now 51°10°

Sunny

Wind: Calm; Up to 10 mph16 km/h through 9 PM
Dew point: 48°9°; Comfortable
Humidity: 90%; Air 51°10°, dew point 48°9° · fog or dew likely
UV index: 2Low; Moderate 12–4 PM · peak 3
Air quality: 92Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.41 inHg1030 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (49°9° then, 51°10° now)

Good hours for

Above 60°16° today by 11 AM
High 70°21° today at 2 PM
Below 60°16° tonight after 8 PM
Low 50°10° tomorrow at 7 AM

This morningUp to 63°17° by 11 AM · Mostly cloudy
This afternoonNear 68°20° · Mostly cloudy
TonightDown to 51°11° by 5 AM · Mostly cloudy
Tomorrow morningUp to 65°18° by 11 AM · Cloudy
Tomorrow afternoonUp to 74°23° by 3 PM · Mostly cloudy
Tomorrow nightDown to 50°10° by 5 AM · Mostly cloudy
Monday morningNear 51°11° · 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 9a	Mostly cloudy	53°12° (likely 51°11° to 53°12°)	53°12°	0%	5 mph8 km/h from S, gusts 10 mph17 km/h	80%	52%	1
Sat 10a	Cloudy	59°15° (likely 57°14° to 59°15°)	59°15°	0%	5 mph8 km/h from S, gusts 13 mph21 km/h	69%	81%	2
Sat 11a	Cloudy	63°17° (likely 60°16° to 63°17°)	63°17°	0%	5 mph8 km/h from S, gusts 14 mph23 km/h	60%	79%	2
Sat 12p	Cloudy	67°19° (likely 64°18° to 67°19°)	67°19°	0%	5 mph8 km/h from S, gusts 16 mph26 km/h	54%	71%	3
Sat 1p	Cloudy	69°21° (likely 66°19° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 15 mph24 km/h	49%	74%	3
Sat 2p	Cloudy	70°21° (likely 67°19° to 70°21°)	70°21°	0%	5 mph8 km/h from S, gusts 14 mph22 km/h	47%	72%	3
Sat 3p	Cloudy	70°21° (likely 68°20° to 70°21°)	70°21°	0%	10 mph16 km/h from S, gusts 13 mph22 km/h	47%	71%	3
Sat 4p	Cloudy	69°21° (likely 67°19° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 14 mph22 km/h	49%	71%	2
Sat 5p	Cloudy	68°20° (likely 64°18° to 68°20°)	68°20°	5%	5 mph8 km/h from S, gusts 14 mph23 km/h	51%	69%	1
Sat 6p	Cloudy	66°19° (likely 61°16° to 66°19°)	66°19°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	54%	73%	0
Sat 7p	Mostly cloudy	61°16° (likely 58°14° to 61°16°)	61°16°	5%	5 mph8 km/h from S, gusts 10 mph16 km/h	67%	71%	0
Sat 8p	Mostly cloudy	59°15° (likely 56°13° to 59°15°)	59°15°	5%	5 mph8 km/h from S, gusts 8 mph14 km/h	69%	65%	0
Sat 9p	Partly cloudy	57°14° (likely 54°12° to 57°14°)	57°14°	5%	5 mph8 km/h from S, gusts 10 mph15 km/h	75%	41%	0
Sat 10p	Mostly cloudy	56°13° (likely 54°12° to 56°13°)	56°13°	5%	5 mph8 km/h from S, gusts 10 mph16 km/h	74%	35%	0
Sat 11p	Cloudy	55°13° (likely 53°12° to 55°13°)	55°13°	5%	5 mph8 km/h from S, gusts 10 mph17 km/h	77%	57%	0
Sun 12a	Partly cloudy	54°12° (likely 52°11° to 54°12°)	54°12°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	77%	80%	0
Sun 1a	Cloudy	54°12° (likely 53°12° to 54°12°)	54°12°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	74%	83%	0
Sun 2a	Cloudy	53°12° (likely 51°11° to 53°12°)	53°12°	5%	0 mph0 km/h, gusts 11 mph17 km/h	77%	85%	0
Sun 3a	Partly cloudy	52°11° (likely 51°11° to 53°12°)	52°11°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	77%	67%	0
Sun 4a	Cloudy	52°11° (likely 51°11° to 53°12°)	52°11°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	74%	77%	0
Sun 5a	Cloudy	51°11° (likely 50°10° to 52°11°)	51°11°	5%	5 mph8 km/h from SW, gusts 12 mph19 km/h	77%	88%	0
Sun 6a	Cloudy	51°11° (likely 51°11° to 52°11°)	51°11°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	77%	98%	0
Sun 7a	Cloudy	50°10° (likely 50°10° to 53°12°)	49°9°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	80%	98%	0
Sun 8a	Cloudy	52°11° (likely 51°11° to 54°12°)	52°11°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	77%	97%	0
Sun 9a	Cloudy	55°13° (likely 55°13° to 56°13°)	55°13°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	77%	98%	1
Sun 10a	Partly sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	5 mph8 km/h from SW, gusts 14 mph23 km/h	67%	87%	1
Sun 11a	Partly sunny	65°18° (likely 63°17° to 66°19°)	65°18°	0%	5 mph8 km/h from SW, gusts 15 mph24 km/h	60%	75%	2
Sun 12p	Partly sunny	70°21° (likely 66°19° to 70°21°)	70°21°	0%	5 mph8 km/h from SW, gusts 15 mph24 km/h	51%	58%	3
Sun 1p	Partly sunny	72°22° (likely 69°21° to 72°22°)	72°22°	0%	5 mph8 km/h from SW, gusts 13 mph21 km/h	48%	38%	3
Sun 2p	Partly sunny	73°23° (likely 71°22° to 73°23°)	73°23°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	48%	60%	3
Sun 3p	Partly sunny	74°23° (likely 71°22° to 74°23°)	74°23°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	46%	66%	2
Sun 4p	Cloudy	73°23° (likely 70°21° to 73°23°)	73°23°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	48%	78%	2
Sun 5p	Cloudy	72°22° (likely 67°19° to 72°22°)	72°22°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	49%	79%	1
Sun 6p	Cloudy	68°20° (likely 63°17° to 68°20°)	68°20°	0%	0 mph0 km/h, gusts 7 mph12 km/h	57%	79%	0
Sun 7p	Cloudy	62°17° (likely 59°15° to 63°17°)	62°17°	0%	0 mph0 km/h, gusts 6 mph10 km/h	70%	77%	0
Sun 8p	Cloudy	60°16° (likely 57°14° to 61°16°)	60°16°	0%	0 mph0 km/h, gusts 7 mph11 km/h	72%	80%	0
Sun 9p	Cloudy	58°14° (likely 55°13° to 59°15°)	58°14°	0%	0 mph0 km/h, gusts 3 mph5 km/h	75%	80%	0
Sun 10p	Cloudy	56°13° (likely 55°13° to 57°14°)	56°13°	0%	0 mph0 km/h, gusts 9 mph14 km/h	80%	79%	0
Sun 11p	Cloudy	55°13° (likely 53°12° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 10 mph16 km/h	83%	77%	0
Mon 12a	Mostly cloudy	54°12° (likely 52°11° to 55°13°)	54°12°	0%	0 mph0 km/h, gusts 10 mph16 km/h	83%	75%	0
Mon 1a	Cloudy	53°12° (likely 52°11° to 54°12°)	53°12°	0%	0 mph0 km/h, gusts 12 mph20 km/h	86%	72%	0
Mon 2a	Cloudy	52°11° (likely 51°11° to 54°12°)	52°11°	0%	0 mph0 km/h, gusts 12 mph19 km/h	89%	75%	0
Mon 3a	Cloudy	51°11° (likely 50°10° to 55°13°)	51°11°	0%	0 mph0 km/h, gusts 11 mph18 km/h	89%	74%	0
Mon 4a	Cloudy	51°11° (likely 49°9° to 54°12°)	51°11°	0%	0 mph0 km/h, gusts 11 mph17 km/h	89%	75%	0
Mon 5a	Cloudy	50°10° (likely 49°9° to 52°11°)	50°10°	0%	0 mph0 km/h, gusts 12 mph19 km/h	89%	79%	0
Mon 6a	Cloudy	50°10° (likely 49°9° to 52°11°)	50°10°	0%	0 mph0 km/h, gusts 12 mph20 km/h	86%	93%	0
Mon 7a	Cloudy	50°10° (likely 49°9° to 52°11°)	49°9°	0%	5 mph8 km/h from NE, gusts 14 mph22 km/h	86%	89%	0
Mon 8a	Cloudy	52°11° (likely 51°11° to 52°11°)	52°11°	0%	5 mph8 km/h from NE, gusts 13 mph21 km/h	83%	94%	0

Days ahead

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

Today, Oct 24. Mostly cloudy. High 70°21°, low 50°10°. Typical 59°15° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 63°17°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 51°11°
  Dry
Official NWS forecast
Today: Mostly cloudy, with a high near 70. South wind 5 to 10 mph.
Tonight: Mostly cloudy, with a low around 50. South wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
44°7°–50°10°
Typical high / low
59°15° / 39°4°
Wind
10 mph16 km/h, gusts 18 mph28 km/h
UV peak
3
Tomorrow, Oct 25. Cloudy. High 74°23°, low 50°10°. Typical 58°14° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 74. Southwest wind around 5 mph.
Night: Mostly cloudy, with a low around 50. West wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
71°22°–74°23°
Low, likely
50°10°–52°11°
Typical high / low
58°14° / 39°4°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 62°17°, low 45°7°. Typical 58°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 60°16°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 62. Northeast wind 0 to 10 mph.
Night: Mostly cloudy, with a low around 45. Northeast wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
59°15°–62°17°
Low, likely
45°7°–50°10°
Typical high / low
58°14° / 39°4°
Wind
13 mph20 km/h, gusts 23 mph36 km/h
UV peak
3
Tuesday, Oct 27. Mostly cloudy. High 63°17°, low 49°9°. Typical 58°14° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 63. East wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 49. Southeast wind around 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–70°21°
Low, likely
48°9°–52°11°
Typical high / low
58°14° / 38°3°
Wind
11 mph18 km/h, gusts 27 mph43 km/h
UV peak
3
Wednesday, Oct 28. Partly sunny. High 71°22°, low 50°10°. Typical 57°14° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 62°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 57°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 71.
Night: Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–72°22°
Low, likely
50°10°–55°13°
Typical high / low
57°14° / 38°3°
Wind
16 mph25 km/h, gusts 30 mph49 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 68°20°, low 44°7°. Typical 56°13° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 44. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–71°22°
Low, likely
44°7°–58°14°
Typical high / low
56°13° / 38°3°
Wind
11 mph18 km/h, gusts 29 mph47 km/h
UV peak
1
Friday, Oct 30. Showers. High 66°19°, low 46°8°. Typical 56°13° / 37°3°. Rain 0.02 in0.5 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°11°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 55°13°
  20% chance · 0.03 in0.9 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Night: A slight chance of rain showers. Mostly cloudy, with a low around 46. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–75°24°
Low, likely
41°5°–57°14°
Typical high / low
56°13° / 37°3°
Wind
14 mph22 km/h, gusts 22 mph36 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 67°19°, low 55°13°. Typical 55°13° / 37°3°. Rain 0.09 in2.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  20% chance · 0.01 in0.3 mm
2. Afternoon
  noon–6 PM
  Cloudy, 67°19°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 61°16°
  40% chance · 0.02 in0.6 mm
4. Overnight
  midnight–6 AM
  Drizzle, 59°15°
  50% chance · 0.05 in1.3 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
61°16°–73°23°
Low, likely
50°10°–59°15°
Typical high / low
55°13° / 37°3°
Wind
14 mph22 km/h, gusts 25 mph40 km/h
UV peak
3
Sunday, Nov 1. Drizzle. High 64°18°, low 56°13°. Typical 55°13° / 37°3°. Rain 0.51 in13 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 59°15°
  50% chance · 0.1 in2.6 mm
2. Afternoon
  noon–6 PM
  Drizzle, 62°17°
  40% chance · 0.27 in6.8 mm
3. Evening
  6 PM–midnight
  Drizzle, 61°16°
  40% chance · 0.13 in3.2 mm
4. Overnight
  midnight–6 AM
  Drizzle, 57°14°
  30% chance · 0.01 in0.3 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
61°16°–69°21°
Low, likely
53°12°–61°16°
Typical high / low
55°13° / 37°3°
Wind
24 mph38 km/h, gusts 39 mph63 km/h
UV peak
2
Monday, Nov 2. Drizzle. High 60°16°, low 51°11°. Typical 54°12° / 36°2°. Rain 0.24 in6.1 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  30% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 58°14°
  30% chance · 0.17 in4.4 mm
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  30% chance · 0.37 in9.5 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 differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–66°19°
Low, likely
44°7°–59°15°
Typical high / low
54°12° / 36°2°
Wind
18 mph29 km/h, gusts 34 mph55 km/h

10 days15 days30 days

The outlook

Today
Dry, high 70°, low 50°.
Tomorrow
Dry, high 74°, low 50°, warming up.
Monday
Dry, high 62°, low 45°, cooling off.
Rest of week
Highs 60–71°; chance of precipitation on 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

Fox River near New Munster

7.3 mi

Below flood stage

Level: 6.4 ft
Flow: 402 cfs

Reading from Sat 8 AM · NWS gauge page

Fox River at Rochester

9.4 mi

Below flood stage

Level: 4.2 ft

Reading from Sat 8 AM · NWS gauge page

Fox River above dam at Waterford

11 mi

Level: 1.7 ft

Reading from Sat 8 AM · NWS gauge page

Mukwonago River at Mukwonago

15 mi

Below flood stage

Level: 2.2 ft
Flow: 28 cfs

Reading from Sat 8 AM · 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 14Typical 120

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 48°F).

Open the windows?

Today, 11:00 AM–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 11°6° warmer than typical.

Last 7 days vs normal

On average 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
—SatOct 24

Lyons 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: 5:17–6:14 PM; Morning 6:59–7:56 AM
Blue hour: 6:14–6:25 PM; Morning 6:48–6:59 AM; first light 6:48 AM

Stars tonight? Poor

Clouds most of the night (about 71% cover).

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:29 AM · rises 4:55 PM
Full moon: Oct 25
New moon: Nov 9

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

Lyons, WI weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Fox River near New Munster

Fox River at Rochester

Fox River above dam at Waterford

Mukwonago River at Mukwonago

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? Poor

Moon