Observed 10:30 AM CDT at KMSN

Fort Atkinson, WI weather

Sunny and 61°16°, 14°8° warmer than a typical Oct 24.

Forecasts agree

Now 61°16°

Sunny

Wind: 8 mph13 km/h; From the south. 58–10 mph16 km/h through 10 PM
Dew point: 46°8°; Comfortable
UV index: 2Low; Moderate 12–3 PM · peak 3
Air quality: 87Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.37 inHg1028 hPa; Falling slowly · −0.02 inHg−0.5 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

High 71°22° today at 4 PM
Below 60°16° tonight after 9 PM
Low 50°10° tomorrow at 7 AM
Above 60°16° tomorrow by 10 AM

This morningUp to 64°18° by 11 AM · Mostly cloudy
This afternoonUp to 71°22° by 4 PM · Partly cloudy
TonightDown to 52°11° by 4 AM · Mostly cloudy
Tomorrow morningUp to 65°18° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 73°23° by 3 PM · Mostly cloudy
Tomorrow nightDown to 49°9° by 5 AM · Mostly cloudy
Monday morningUp to 54°12° by 9 AM · 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 10a	Cloudy	60°16° (likely 58°14° to 61°16°)	60°16°	0%	5 mph8 km/h from S, gusts 15 mph24 km/h	64%	86%	1
Sat 11a	Mostly cloudy	64°18° (likely 61°16° to 64°18°)	64°18°	0%	10 mph16 km/h from S, gusts 16 mph25 km/h	56%	67%	2
Sat 12p	Cloudy	67°19° (likely 65°18° to 67°19°)	67°19°	0%	10 mph16 km/h from S, gusts 17 mph27 km/h	50%	75%	3
Sat 1p	Sunny	69°21° (likely 67°19° to 70°21°)	69°21°	0%	10 mph16 km/h from S, gusts 17 mph27 km/h	47%	44%	3
Sat 2p	Sunny	70°21° (likely 69°21° to 71°22°)	70°21°	0%	10 mph16 km/h from S, gusts 16 mph26 km/h	45%	27%	3
Sat 3p	Cloudy	70°21° (likely 69°21° to 71°22°)	70°21°	0%	10 mph16 km/h from S, gusts 16 mph26 km/h	45%	66%	2
Sat 4p	Mostly sunny	71°22° (likely 68°20° to 71°22°)	71°22°	5%	10 mph16 km/h from S, gusts 16 mph27 km/h	44%	38%	1
Sat 5p	Cloudy	69°21° (likely 66°19° to 69°21°)	69°21°	5%	10 mph16 km/h from S, gusts 17 mph27 km/h	47%	66%	1
Sat 6p	Mostly cloudy	67°19° (likely 62°17° to 67°19°)	67°19°	5%	10 mph16 km/h from S, gusts 13 mph21 km/h	50%	54%	0
Sat 7p	Mostly cloudy	65°18° (likely 60°16° to 65°18°)	65°18°	5%	5 mph8 km/h from S, gusts 12 mph20 km/h	54%	58%	0
Sat 8p	Mostly clear	61°16° (likely 58°14° to 61°16°)	61°16°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	62%	48%	0
Sat 9p	Mostly cloudy	59°15° (likely 56°13° to 60°16°)	59°15°	5%	5 mph8 km/h from S, gusts 12 mph20 km/h	67%	51%	0
Sat 10p	Cloudy	58°14° (likely 56°13° to 59°15°)	58°14°	5%	5 mph8 km/h from S, gusts 13 mph21 km/h	69%	89%	0
Sat 11p	Partly cloudy	57°14° (likely 55°13° to 59°15°)	57°14°	5%	5 mph8 km/h from S, gusts 12 mph20 km/h	69%	72%	0
Sun 12a	Partly cloudy	56°13° (likely 53°12° to 58°14°)	56°13°	5%	5 mph8 km/h from S, gusts 12 mph19 km/h	72%	92%	0
Sun 1a	Cloudy	55°13° (likely 52°11° to 58°14°)	55°13°	5%	5 mph8 km/h from S, gusts 11 mph17 km/h	72%	85%	0
Sun 2a	Partly cloudy	54°12° (likely 53°12° to 56°13°)	54°12°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	74%	72%	0
Sun 3a	Cloudy	54°12° (likely 51°11° to 55°13°)	54°12°	5%	5 mph8 km/h from S, gusts 10 mph17 km/h	71%	76%	0
Sun 4a	Cloudy	52°11° (likely 51°11° to 55°13°)	52°11°	5%	5 mph8 km/h from S, gusts 12 mph19 km/h	77%	81%	0
Sun 5a	Cloudy	52°11° (likely 50°10° to 54°12°)	52°11°	5%	5 mph8 km/h from S, gusts 11 mph18 km/h	77%	82%	0
Sun 6a	Cloudy	52°11° (likely 49°9° to 54°12°)	52°11°	5%	5 mph8 km/h from SW, gusts 11 mph18 km/h	77%	82%	0
Sun 7a	Cloudy	50°10° (likely 49°9° to 54°12°)	48°9°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	80%	82%	0
Sun 8a	Cloudy	52°11° (likely 50°10° to 54°12°)	52°11°	0%	5 mph8 km/h from S, gusts 10 mph17 km/h	77%	81%	0
Sun 9a	Cloudy	56°13° (likely 56°13° to 57°14°)	56°13°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	74%	79%	1
Sun 10a	Partly sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	5 mph8 km/h from SW, gusts 13 mph22 km/h	65%	74%	1
Sun 11a	Partly sunny	65°18° (likely 62°17° to 65°18°)	65°18°	0%	5 mph8 km/h from SW, gusts 14 mph23 km/h	56%	47%	2
Sun 12p	Partly sunny	69°21° (likely 66°19° to 69°21°)	69°21°	0%	5 mph8 km/h from SW, gusts 15 mph23 km/h	51%	55%	3
Sun 1p	Partly sunny	71°22° (likely 69°21° to 71°22°)	71°22°	0%	5 mph8 km/h from SW, gusts 13 mph20 km/h	47%	51%	3
Sun 2p	Cloudy	72°22° (likely 70°21° to 72°22°)	72°22°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	48%	64%	3
Sun 3p	Partly sunny	73°23° (likely 71°22° to 73°23°)	73°23°	0%	5 mph8 km/h from SW, gusts 11 mph17 km/h	46%	69%	3
Sun 4p	Cloudy	73°23° (likely 70°21° to 73°23°)	73°23°	0%	5 mph8 km/h from SW, gusts 10 mph16 km/h	48%	78%	2
Sun 5p	Cloudy	71°22° (likely 68°20° to 72°22°)	71°22°	0%	5 mph8 km/h from SW, gusts 8 mph13 km/h	53%	80%	1
Sun 6p	Cloudy	68°20° (likely 63°17° to 68°20°)	68°20°	0%	0 mph0 km/h, gusts 3 mph6 km/h	57%	79%	0
Sun 7p	Cloudy	63°17° (likely 61°16° to 64°18°)	63°17°	0%	0 mph0 km/h, gusts 6 mph10 km/h	65%	78%	0
Sun 8p	Cloudy	60°16° (likely 59°15° to 61°16°)	60°16°	0%	0 mph0 km/h, gusts 9 mph14 km/h	75%	74%	0
Sun 9p	Cloudy	58°14° (likely 57°14° to 60°16°)	58°14°	0%	0 mph0 km/h, gusts 10 mph16 km/h	80%	68%	0
Sun 10p	Cloudy	57°14° (likely 55°13° to 58°14°)	57°14°	0%	0 mph0 km/h, gusts 11 mph17 km/h	80%	63%	0
Sun 11p	Cloudy	56°13° (likely 54°12° to 56°13°)	56°13°	0%	0 mph0 km/h, gusts 12 mph20 km/h	80%	59%	0
Mon 12a	Cloudy	55°13° (likely 53°12° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 14 mph22 km/h	83%	59%	0
Mon 1a	Cloudy	54°12° (likely 52°11° to 55°13°)	54°12°	0%	0 mph0 km/h, gusts 14 mph23 km/h	83%	62%	0
Mon 2a	Cloudy	52°11° (likely 51°11° to 53°12°)	52°11°	0%	0 mph0 km/h, gusts 11 mph18 km/h	86%	69%	0
Mon 3a	Cloudy	51°11° (likely 50°10° to 53°12°)	51°11°	0%	0 mph0 km/h, gusts 12 mph19 km/h	86%	81%	0
Mon 4a	Cloudy	50°10° (likely 49°9° to 53°12°)	49°9°	0%	5 mph8 km/h from NE, gusts 10 mph17 km/h	86%	93%	0
Mon 5a	Cloudy	49°9° (likely 49°9° to 52°11°)	48°9°	0%	5 mph8 km/h from NE, gusts 13 mph20 km/h	86%	93%	0
Mon 6a	Cloudy	49°9° (likely 49°9° to 51°11°)	47°8°	0%	5 mph8 km/h from NE, gusts 14 mph22 km/h	83%	92%	0
Mon 7a	Cloudy	49°9° (likely 48°9° to 51°11°)	47°8°	0%	5 mph8 km/h from NE, gusts 13 mph21 km/h	83%	89%	0
Mon 8a	Cloudy	51°11° (likely 50°10° to 51°11°)	51°11°	0%	5 mph8 km/h from NE, gusts 14 mph22 km/h	80%	89%	0
Mon 9a	Cloudy	54°12° (likely 52°11° to 54°12°)	54°12°	0%	5 mph8 km/h from NE, gusts 15 mph24 km/h	74%	78%	1

Days ahead

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

Today, Oct 24. Cloudy. High 71°22°, low 50°10°. Typical 57°14° / 37°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Mostly cloudy, 64°18°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Mostly cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  Dry
Official NWS forecast
Today: Mostly cloudy, with a high near 71. South wind 5 to 10 mph.
Tonight: Mostly cloudy, with a low around 50. South wind 5 to 10 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
69°21°–71°22°
Low, likely
47°8°–51°11°
Typical high / low
57°14° / 37°3°
Wind
11 mph18 km/h, gusts 20 mph32 km/h
UV peak
3
Tomorrow, Oct 25. Cloudy. High 73°23°, low 49°9°. Typical 56°13° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°9°
  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. West wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–73°23°
Low, likely
49°9°–54°12°
Typical high / low
56°13° / 37°3°
Wind
10 mph16 km/h, gusts 19 mph30 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 62°17°, low 43°6°. Typical 56°13° / 37°3°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 62. Northeast wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 43. East wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 62°17°).
High, likely
60°16°–63°17°
Low, likely
43°6°–50°10°
Typical high / low
56°13° / 37°3°
Wind
14 mph22 km/h, gusts 21 mph34 km/h
UV peak
3
Tuesday, Oct 27. Mostly cloudy. High 64°18°, low 48°9°. Typical 55°13° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 67°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: Mostly cloudy, with a high near 64. East wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 48. Southeast wind 5 to 10 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–70°21°
Low, likely
47°8°–51°11°
Typical high / low
55°13° / 36°2°
Wind
11 mph18 km/h, gusts 24 mph39 km/h
UV peak
3
Wednesday, Oct 28. Showers. High 71°22°, low 49°9°. Typical 55°13° / 36°2°. Rain 0.02 in0.5 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 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
  Cloudy, 56°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 7am. Mostly sunny, with a high near 71. Chance of precipitation is 20%.
Night: A slight chance of rain showers. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–71°22°
Low, likely
49°9°–57°14°
Typical high / low
55°13° / 36°2°
Wind
17 mph27 km/h, gusts 29 mph47 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 66°19°, low 44°7°. Typical 54°12° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers before 7am. Mostly sunny, with a high near 66. Chance of precipitation is 20%.
Night: A slight chance of rain showers after 7pm. 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
62°17°–71°22°
Low, likely
44°7°–56°13°
Typical high / low
54°12° / 36°2°
Wind
12 mph19 km/h, gusts 32 mph51 km/h
UV peak
1
Friday, Oct 30. Showers. High 65°18°, low 45°7°. Typical 54°12° / 35°2°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 50°10°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 56°13°
  30% chance · 0.05 in1.3 mm
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 65. Chance of precipitation is 20%.
Night: A chance of rain showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–75°24°
Low, likely
40°4°–59°15°
Typical high / low
54°12° / 35°2°
Wind
13 mph21 km/h, gusts 22 mph35 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 67°19°, low 56°13°. Typical 53°12° / 35°2°. Rain 0.11 in2.8 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 62°16°
  50% chance · 0.03 in0.6 mm
4. Overnight
  midnight–6 AM
  Drizzle, 60°15°
  50% chance · 0.08 in1.9 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
62°17°–73°23°
Low, likely
49°9°–61°16°
Typical high / low
53°12° / 35°2°
Wind
14 mph23 km/h, gusts 27 mph43 km/h
UV peak
2
Sunday, Nov 1. Drizzle. High 64°18°, low 57°14°. Typical 53°12° / 34°1°. Rain 0.48 in12 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 60°16°
  50% chance · 0.09 in2.3 mm
2. Afternoon
  noon–6 PM
  Drizzle, 63°17°
  40% chance · 0.23 in5.9 mm
3. Evening
  6 PM–midnight
  Drizzle, 61°16°
  40% chance · 0.13 in3.3 mm
4. Overnight
  midnight–6 AM
  Drizzle, 56°13°
  40% chance · 0.02 in0.5 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–68°20°
Low, likely
52°11°–60°16°
Typical high / low
53°12° / 34°1°
Wind
23 mph36 km/h, gusts 37 mph60 km/h
UV peak
2
Monday, Nov 2. Drizzle. High 60°16°, low 50°10°. Typical 52°11° / 34°1°. Rain 0.31 in7.9 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 56°13°
  30% chance · 0.06 in1.5 mm
2. Afternoon
  noon–6 PM
  Drizzle, 56°13°
  30% chance · 0.2 in5.1 mm
3. Evening
  6 PM–midnight
  Mostly clear, 54°12°
  30% chance · 0.33 in8.4 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°–57°14°
Typical high / low
52°11° / 34°1°
Wind
24 mph39 km/h, gusts 40 mph65 km/h

10 days15 days30 days

The outlook

Today
Dry, high 71°, low 50°.
Tomorrow
Dry, high 73°, low 49°.
Monday
Dry, high 62°, low 43°, 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

Rock River at Fort Atkinson

0.3 mi

Below flood stage

Level: 11.4 ft
Flow: 1,160 cfs

Reading from Sat 9 AM · NWS gauge page

Rock River at Jefferson

5.4 mi

Below flood stage

Level: 4.5 ft
Flow: 1,350 cfs

Reading from Sat 9 AM · NWS gauge page

Rock River at Lake Koshkonong

6.7 mi

Below flood stage

Level: 6.4 ft

Reading from Sat 8 AM · NWS gauge page

Bark River at Rome

9.2 mi

Below flood stage

Level: 2.0 ft
Flow: 67 cfs

Reading from Sat 9 AM · NWS gauge page

For your home

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

Heating this week

About 90% less heating than a typical week.

This week 13Typical 135

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 46°F).

Open the windows?

Today, 11:00 AM–8:00 PM

Good stretch to open the windows.

Is this typical?

Lake Mills Wwtp · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is 14°8° warmer than typical.

Last 7 days vs normal

On average 6°3° warmer than normal (daily mean temperature).

±0°SunOct 18
+3°+1°MonOct 19
+4°+2°TueOct 20
+6°+3°WedOct 21
+8°+4°ThuOct 22
+11°+6°FriOct 23
+13°+7°SatOct 24

Fort Atkinson weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 39 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 38 min less
Golden hour: 5:19–6:16 PM; Morning 7:02–7:59 AM
Blue hour: 6:16–6:27 PM; Morning 6:50–7:02 AM; first light 6:50 AM

Stars tonight? Poor

Clouds most of the night (about 72% cover).

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:32 AM · rises 4:56 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Fort Atkinson. The highest point on the skyline is about 2,100 ft, 20 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Fort Atkinson, WI weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Rock River at Fort Atkinson

Rock River at Jefferson

Rock River at Lake Koshkonong

Bark River at Rome

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