Observed 10:15 AM CDT at KTVK

Seymour, IA weather

Sunny and 66°19°, 17°9° warmer than a typical Oct 24.

Forecasts agree

Now 66°19°

Sunny

Wind: 10 mph17 km/h; From the south. 35–10 mph17 km/h through 10 PM
Dew point: 46°8°; Comfortable
UV index: 1Low; Moderate 12–4 PM · peak 4
Pressure: 30.32 inHg1027 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 (68°20° then, 66°19° now)

Good hours for

High 74°23° today at 2 PM
Low 54°12° tomorrow at 7 AM
Above 70°21° tomorrow by noon

This morningNear 65°18° · Clear
This afternoonUp to 74°23° by 2 PM · Clear
TonightDown to 56°13° by 4 AM · Partly cloudy
Tomorrow morningUp to 69°21° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 77°25° by 3 PM · Mostly cloudy
Tomorrow nightDown to 54°12° by 5 AM · Mostly cloudy
Monday morningUp to 58°14° 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	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	10 mph16 km/h from S, gusts 20 mph32 km/h	63%	13%	1
Sat 11a	Sunny	66°19° (likely 65°18° to 67°19°)	66°19°	0%	10 mph16 km/h from S, gusts 19 mph31 km/h	58%	13%	2
Sat 12p	Mostly sunny	69°21° (likely 68°20° to 70°21°)	69°21°	0%	10 mph16 km/h from S, gusts 18 mph30 km/h	53%	22%	3
Sat 1p	Sunny	72°22° (likely 71°22° to 73°23°)	72°22°	0%	10 mph16 km/h from S, gusts 17 mph27 km/h	48%	1%	4
Sat 2p	Mostly sunny	74°23° (likely 73°23° to 75°24°)	74°23°	0%	10 mph16 km/h from S, gusts 16 mph26 km/h	44%	24%	3
Sat 3p	Sunny	74°23° (likely 74°23° to 76°24°)	74°23°	0%	9 mph14 km/h from S, gusts 16 mph26 km/h	44%	26%	3
Sat 4p	Partly sunny	73°23° (likely 73°23° to 76°24°)	73°23°	0%	9 mph14 km/h from S, gusts 16 mph25 km/h	46%	49%	2
Sat 5p	Sunny	72°22° (likely 72°22° to 74°23°)	72°22°	0%	7 mph11 km/h from S, gusts 16 mph26 km/h	48%	16%	1
Sat 6p	Partly cloudy	71°22° (likely 68°20° to 72°22°)	71°22°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	49%	56%	0
Sat 7p	Mostly clear	66°19° (likely 65°18° to 67°19°)	66°19°	0%	3 mph5 km/h from SSE, gusts 11 mph18 km/h	58%	34%	0
Sat 8p	Partly cloudy	63°17° (likely 62°17° to 64°18°)	63°17°	0%	3 mph5 km/h from SSE, gusts 12 mph20 km/h	65%	53%	0
Sat 9p	Partly cloudy	62°17° (likely 60°16° to 63°17°)	62°17°	0%	3 mph5 km/h from S, gusts 12 mph19 km/h	65%	22%	0
Sat 10p	Mostly cloudy	61°16° (likely 60°16° to 62°17°)	61°16°	0%	5 mph8 km/h from S, gusts 13 mph21 km/h	67%	48%	0
Sat 11p	Mostly cloudy	60°16° (likely 59°15° to 61°16°)	60°16°	0%	5 mph8 km/h from S, gusts 14 mph22 km/h	69%	56%	0
Sun 12a	Partly cloudy	60°16° (likely 58°14° to 60°16°)	60°16°	0%	5 mph8 km/h from S, gusts 13 mph21 km/h	67%	73%	0
Sun 1a	Mostly cloudy	59°15° (likely 57°14° to 59°15°)	59°15°	0%	5 mph8 km/h from S, gusts 12 mph20 km/h	67%	72%	0
Sun 2a	Partly cloudy	58°14° (likely 56°13° to 58°14°)	58°14°	0%	3 mph5 km/h from S, gusts 12 mph20 km/h	67%	54%	0
Sun 3a	Partly cloudy	57°14° (likely 55°13° to 57°14°)	57°14°	0%	3 mph5 km/h from S, gusts 12 mph19 km/h	69%	58%	0
Sun 4a	Cloudy	56°13° (likely 54°12° to 56°13°)	56°13°	0%	3 mph5 km/h from SSW, gusts 12 mph19 km/h	69%	73%	0
Sun 5a	Cloudy	56°13° (likely 54°12° to 56°13°)	56°13°	0%	3 mph5 km/h from SW, gusts 12 mph19 km/h	69%	79%	0
Sun 6a	Cloudy	55°13° (likely 53°12° to 55°13°)	55°13°	0%	3 mph5 km/h from SSW, gusts 10 mph16 km/h	72%	79%	0
Sun 7a	Cloudy	54°12° (likely 53°12° to 55°13°)	54°12°	0%	3 mph5 km/h from SW, gusts 9 mph15 km/h	74%	77%	0
Sun 8a	Cloudy	56°13° (likely 52°11° to 56°13°)	56°13°	0%	2 mph3 km/h from SW, gusts 9 mph15 km/h	72%	89%	0
Sun 9a	Cloudy	59°15° (likely 57°14° to 59°15°)	59°15°	0%	3 mph5 km/h from SSW, gusts 8 mph13 km/h	67%	77%	1
Sun 10a	Partly sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	2 mph3 km/h from SSW, gusts 8 mph13 km/h	63%	53%	1
Sun 11a	Cloudy	69°21° (likely 66°19° to 69°21°)	69°21°	0%	3 mph5 km/h from SSW, gusts 7 mph12 km/h	55%	75%	2
Sun 12p	Cloudy	73°23° (likely 70°21° to 73°23°)	73°23°	0%	3 mph5 km/h from SSW, gusts 7 mph11 km/h	48%	77%	3
Sun 1p	Cloudy	75°24° (likely 73°23° to 76°24°)	75°24°	0%	3 mph5 km/h from SSW, gusts 9 mph14 km/h	46%	75%	4
Sun 2p	Partly sunny	76°24° (likely 75°24° to 78°26°)	76°24°	0%	3 mph5 km/h from S, gusts 9 mph14 km/h	43%	73%	4
Sun 3p	Cloudy	77°25° (likely 75°24° to 78°26°)	77°25°	0%	3 mph5 km/h from S, gusts 9 mph14 km/h	42%	79%	3
Sun 4p	Cloudy	77°25° (likely 75°24° to 78°26°)	77°25°	0%	2 mph3 km/h from S, gusts 8 mph13 km/h	42%	79%	2
Sun 5p	Cloudy	75°24° (likely 73°23° to 77°25°)	75°24°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	46%	77%	1
Sun 6p	Cloudy	73°23° (likely 68°20° to 74°23°)	73°23°	0%	0 mph0 km/h, gusts 5 mph9 km/h	49%	80%	0
Sun 7p	Cloudy	68°20° (likely 65°18° to 68°20°)	68°20°	0%	0 mph0 km/h, gusts 5 mph8 km/h	59%	79%	0
Sun 8p	Cloudy	63°17° (likely 63°17° to 65°18°)	63°17°	0%	0 mph0 km/h, gusts 5 mph8 km/h	67%	82%	0
Sun 9p	Cloudy	61°16° (likely 61°16° to 64°18°)	61°16°	0%	0 mph0 km/h, gusts 5 mph8 km/h	72%	82%	0
Sun 10p	Cloudy	60°16° (likely 60°16° to 63°17°)	60°16°	0%	1 mph2 km/h from S, gusts 5 mph9 km/h	75%	82%	0
Sun 11p	Cloudy	59°15° (likely 59°15° to 62°17°)	59°15°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	75%	84%	0
Mon 12a	Cloudy	59°15° (likely 59°15° to 61°16°)	59°15°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	72%	84%	0
Mon 1a	Cloudy	58°14° (likely 57°14° to 60°16°)	58°14°	0%	1 mph2 km/h from S, gusts 5 mph9 km/h	77%	83%	0
Mon 2a	Cloudy	57°14° (likely 56°13° to 59°15°)	57°14°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	80%	83%	0
Mon 3a	Cloudy	56°13° (likely 55°13° to 59°15°)	56°13°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	80%	85%	0
Mon 4a	Cloudy	55°13° (likely 54°12° to 58°14°)	55°13°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	83%	83%	0
Mon 5a	Cloudy	54°12° (likely 53°12° to 58°14°)	54°12°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	83%	86%	0
Mon 6a	Cloudy	53°12° (likely 53°12° to 57°14°)	53°12°	0%	1 mph2 km/h from SSE, gusts 6 mph10 km/h	86%	89%	0
Mon 7a	Cloudy	53°12° (likely 52°11° to 57°14°)	53°12°	0%	1 mph2 km/h from SSE, gusts 5 mph9 km/h	86%	87%	0
Mon 8a	Mostly cloudy	55°13° (likely 53°12° to 58°14°)	55°13°	0%	1 mph2 km/h from SSE, gusts 3 mph5 km/h	83%	78%	0
Mon 9a	Cloudy	58°14° (likely 55°13° to 61°16°)	58°14°	0%	2 mph3 km/h from SSE, gusts 4 mph7 km/h	77%	89%	0

Days ahead

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

Today, Oct 24. Cloudy. High 77°25°, low 54°12°. Typical 60°16° / 38°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 66°19°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 56°13°
  Dry
Official NWS forecast
Today: Sunny. High near 77, with temperatures falling to around 72 in the afternoon. South wind 7 to 10 mph, with gusts as high as 18 mph.
Tonight: Partly cloudy. Low around 54, with temperatures rising to around 56 overnight. South wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
74°23°–77°25°
Low, likely
54°12°–56°13°
Typical high / low
60°16° / 38°3°
Wind
13 mph22 km/h, gusts 25 mph41 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 77°25°, low 53°12°. Typical 59°15° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 77°25°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Official NWS forecast
Day: Partly sunny. High near 77, with temperatures falling to around 75 in the afternoon. South southwest wind around 3 mph.
Night: Mostly cloudy, with a low around 53. South southeast wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–78°26°
Low, likely
52°11°–55°13°
Typical high / low
59°15° / 37°3°
Wind
9 mph14 km/h, gusts 19 mph30 km/h
UV peak
4
Monday, Oct 26. Cloudy. High 74°23°, low 53°12°. Typical 59°15° / 37°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 58°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 74. South southeast wind 1 to 5 mph.
Night: Mostly cloudy, with a low around 53.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
72°22°–74°23°
Low, likely
53°12°–57°14°
Typical high / low
59°15° / 37°3°
Wind
9 mph14 km/h, gusts 16 mph26 km/h
UV peak
3
Tuesday, Oct 27. Mostly cloudy. High 72°22°, low 54°12°. Typical 58°14° / 36°2°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Cloudy, 58°14°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 59°15°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 72.
Night: Mostly cloudy, with a low around 54.
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 72°22°).
High, likely
66°19°–72°22°
Low, likely
54°12°–58°14°
Typical high / low
58°14° / 36°2°
Wind
13 mph21 km/h, gusts 28 mph46 km/h
UV peak
2
Wednesday, Oct 28. Showers. High 73°23°, low 51°11°. Typical 58°14° / 36°2°. Rain 0.07 in1.8 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 61°16°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 73.
Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–75°24°
Low, likely
51°11°–61°16°
Typical high / low
58°14° / 36°2°
Wind
17 mph28 km/h, gusts 35 mph57 km/h
UV peak
4
Thursday, Oct 29. Showers. High 71°22°, low 51°11°. Typical 57°14° / 36°2°. Rain 0.17 in4.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 61°16°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Showers, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Showers, 60°16°
  Dry
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 71.
Night: A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 51.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
68°20°–75°24°
Low, likely
51°11°–62°17°
Typical high / low
57°14° / 36°2°
Wind
15 mph24 km/h, gusts 34 mph54 km/h
UV peak
3
Friday, Oct 30. Showers. High 70°21°, low 50°10°. Typical 57°14° / 35°2°. Rain 0.13 in3.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 61°16°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 67°19°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 62°17°
  30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
Night: A chance of rain showers. Mostly cloudy, with a low around 50.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
70°21°–77°25°
Low, likely
50°10°–63°17°
Typical high / low
57°14° / 35°2°
Wind
15 mph23 km/h, gusts 26 mph41 km/h
UV peak
2
Saturday, Oct 31. Rain. High 68°20°, low 60°16°. Typical 56°13° / 35°2°. Rain 0.22 in5.6 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 62°17°
  40% chance
2. Afternoon
  noon–6 PM
  Rain, 66°19°
  40% chance · 0.05 in1.4 mm
3. Evening
  6 PM–midnight
  Rain, 63°17°
  50% chance · 0.08 in2.1 mm
4. Overnight
  midnight–6 AM
  Drizzle, 61°16°
  50% chance · 0.1 in2.5 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
61°16°–77°25°
Low, likely
55°13°–67°19°
Typical high / low
56°13° / 35°2°
Wind
17 mph28 km/h, gusts 36 mph58 km/h
Sunday, Nov 1. Drizzle. High 66°19°, low 55°13°. Typical 56°13° / 34°1°. Rain 0.5 in13 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 60°16°
  40% chance · 0.36 in9.2 mm
2. Afternoon
  noon–6 PM
  Drizzle, 67°19°
  40% chance · 0.07 in1.9 mm
3. Evening
  6 PM–midnight
  Drizzle, 60°15°
  30% chance · 0.01 in0.4 mm
4. Overnight
  midnight–6 AM
  Drizzle, 53°12°
  30% chance · 0.21 in5.4 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
61°16°–70°21°
Low, likely
50°10°–61°16°
Typical high / low
56°13° / 34°1°
Wind
19 mph30 km/h, gusts 33 mph54 km/h
UV peak
1
Monday, Nov 2. Showers. High 61°16°, low 53°12°. Typical 55°13° / 34°1°. Rain 0.52 in13 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 53°12°
  40% chance · 0.23 in5.7 mm
2. Afternoon
  noon–6 PM
  Partly sunny, 57°14°
  40% chance · 0.04 in1 mm
3. Evening
  6 PM–midnight
  Clear, 59°15°
  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
57°14°–69°21°
Low, likely
46°8°–64°18°
Typical high / low
55°13° / 34°1°
Wind
33 mph53 km/h, gusts 54 mph87 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 77°, low 54°.
Tomorrow
Dry, high 77°, low 53°.
Monday
Dry, high 74°, low 53°, cooling off.
Rest of week
Highs 61–73°; chance of precipitation on Saturday, Sunday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (DMX) (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

South Fork Chariton River near Promise City

9.0 mi

Below flood stage

Level: 3.1 ft
Flow: 13 cfs

Reading from Sat 8:45 AM · NWS gauge page

Cooper Creek at Centerville

15 mi

Level: 7.6 ft

Reading from Sat 8:30 AM · NWS gauge page

Chariton River at Rathbun Reservoir

15 mi

Below flood stage

Level: 906 ft

Reading from Sat 8:45 AM · NWS gauge page

Chariton River at Rathbun Tail

15 mi

Level: 2.3 ft

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 93% less heating than a typical week.

This week 9Typical 124

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 46°F).

Open the windows?

Today, 11:00 AM–12:00 AM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

Allerton · official normals 1991–2020 · records 1902–2026

Oct 24, today vs a typical year

Today’s expected high is 17°9° warmer than typical.

Last 7 days vs normal

On average 5°3° warmer than normal (daily mean temperature).

−6°−4°SunOct 18
+1°±0°MonOct 19
+3°+2°TueOct 20
+9°+5°WedOct 21
+12°+7°ThuOct 22
+15°+8°FriOct 23
—SatOct 24

Seymour weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 45 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 30 min less
Golden hour: 5:41–6:36 PM; Morning 7:16–8:11 AM
Blue hour: 6:36–6:46 PM; Morning 7:05–7:16 AM; first light 7:05 AM

Stars tonight? Poor

Clouds most of the night (about 60% cover).

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:48 AM · rises 5:17 PM
Full moon: Oct 25
New moon: Nov 9

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

Seymour, IA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

South Fork Chariton River near Promise City

Cooper Creek at Centerville

Chariton River at Rathbun Reservoir

Chariton River at Rathbun Tail

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