Observed 5:05 PM CDT at KMIW

Steamboat Rock, IA weather

Sunny and 70°21°, 14°8° warmer than a typical Oct 25.

Mostly agree

Now 70°21°

Sunny

Wind: 6 mph9 km/h; From the north. 58–9 mph14 km/h through 5 AM
Dew point: 54°12°; Comfortable · down to 44°7° by 12 AM
UV tomorrow: 3Moderate; Moderate 12–2 PM · peak 3
Pressure: 30.3 inHg1026 hPa; Falling slowly · −0.03 inHg−1.1 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Below 60°16° tonight after 8 PM
Low 49°9° tomorrow at 7 AM

TonightDown to 50°10° by 5 AM · Mostly cloudy
Tomorrow morningUp to 55°13° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 62°17° by 3 PM · Mostly cloudy
Tomorrow nightDown to 54°12° by 4 AM · Cloudy
Tuesday morningUp to 63°17° by 11 AM · Cloudy
Tuesday afternoonUp to 70°21° by 3 PM · Cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sun 5p	Cloudy	67°19° (likely 66°19° to 71°22°)	67°19°	5%	5 mph8 km/h from NNE, gusts 8 mph13 km/h	56%	79%	0
Sun 6p	Cloudy	64°18° (likely 64°18° to 68°20°)	64°18°	0%	5 mph8 km/h from N, gusts 11 mph17 km/h	63%	79%	0
Sun 7p	Cloudy	61°16° (likely 60°16° to 64°18°)	61°16°	0%	5 mph8 km/h from N, gusts 13 mph20 km/h	72%	80%	0
Sun 8p	Cloudy	59°15° (likely 58°14° to 62°17°)	59°15°	0%	6 mph10 km/h from N, gusts 17 mph27 km/h	72%	80%	0
Sun 9p	Cloudy	57°14° (likely 56°13° to 60°16°)	57°14°	0%	8 mph13 km/h from NNE, gusts 17 mph27 km/h	75%	80%	0
Sun 10p	Cloudy	56°13° (likely 54°12° to 57°14°)	56°13°	0%	9 mph14 km/h from NNE, gusts 17 mph27 km/h	72%	81%	0
Sun 11p	Cloudy	55°13° (likely 53°12° to 55°13°)	55°13°	0%	8 mph13 km/h from NNE, gusts 18 mph28 km/h	72%	79%	0
Mon 12a	Cloudy	54°12° (likely 52°11° to 54°12°)	54°12°	0%	7 mph11 km/h from NNE, gusts 19 mph31 km/h	69%	84%	0
Mon 1a	Cloudy	53°12° (likely 51°11° to 53°12°)	53°12°	5%	7 mph11 km/h from NNE, gusts 19 mph31 km/h	66%	84%	0
Mon 2a	Cloudy	52°11° (likely 50°10° to 52°11°)	52°11°	0%	7 mph11 km/h from NE, gusts 19 mph31 km/h	69%	84%	0
Mon 3a	Cloudy	51°11° (likely 50°10° to 52°11°)	51°11°	0%	7 mph11 km/h from NE, gusts 19 mph31 km/h	66%	83%	0
Mon 4a	Cloudy	51°11° (likely 49°9° to 51°11°)	51°11°	0%	7 mph11 km/h from NE, gusts 19 mph31 km/h	63%	83%	0
Mon 5a	Cloudy	50°10° (likely 49°9° to 50°10°)	47°8°	0%	7 mph11 km/h from NE, gusts 19 mph30 km/h	66%	80%	0
Mon 6a	Cloudy	50°10° (likely 49°9° to 50°10°)	47°8°	5%	7 mph11 km/h from NE, gusts 18 mph30 km/h	66%	83%	0
Mon 7a	Cloudy	49°9° (likely 49°9° to 50°10°)	46°8°	5%	7 mph11 km/h from NE, gusts 19 mph31 km/h	71%	84%	0
Mon 8a	Cloudy	49°9° (likely 49°9° to 50°10°)	46°8°	5%	8 mph13 km/h from NE, gusts 19 mph30 km/h	71%	83%	0
Mon 9a	Cloudy	51°11° (likely 50°10° to 51°11°)	51°11°	5%	7 mph11 km/h from NE, gusts 21 mph34 km/h	66%	83%	0
Mon 10a	Cloudy	53°12° (likely 52°11° to 53°12°)	53°12°	5%	8 mph13 km/h from ENE, gusts 23 mph36 km/h	64%	87%	1
Mon 11a	Cloudy	55°13° (likely 54°12° to 56°13°)	55°13°	5%	8 mph13 km/h from ENE, gusts 21 mph34 km/h	61%	84%	2
Mon 12p	Cloudy	57°14° (likely 56°13° to 59°15°)	57°14°	5%	8 mph13 km/h from ENE, gusts 19 mph30 km/h	62%	84%	3
Mon 1p	Cloudy	59°15° (likely 58°14° to 62°17°)	59°15°	5%	8 mph13 km/h from ENE, gusts 18 mph29 km/h	60%	76%	3
Mon 2p	Cloudy	61°16° (likely 60°16° to 64°18°)	61°16°	5%	8 mph13 km/h from E, gusts 17 mph27 km/h	58%	76%	2
Mon 3p	Cloudy	62°17° (likely 61°16° to 66°19°)	62°17°	0%	8 mph13 km/h from E, gusts 17 mph27 km/h	58%	75%	2
Mon 4p	Cloudy	62°17° (likely 62°17° to 67°19°)	62°17°	0%	9 mph14 km/h from E, gusts 17 mph28 km/h	60%	75%	1
Mon 5p	Cloudy	62°17° (likely 61°16° to 67°19°)	62°17°	0%	8 mph13 km/h from E, gusts 17 mph27 km/h	60%	76%	1
Mon 6p	Cloudy	61°16° (likely 59°15° to 64°18°)	61°16°	0%	8 mph13 km/h from E, gusts 18 mph28 km/h	62%	83%	0
Mon 7p	Cloudy	59°15° (likely 57°14° to 63°17°)	59°15°	5%	7 mph11 km/h from E, gusts 16 mph26 km/h	67%	87%	0
Mon 8p	Cloudy	58°14° (likely 56°13° to 61°16°)	58°14°	5%	7 mph11 km/h from E, gusts 17 mph27 km/h	69%	85%	0
Mon 9p	Cloudy	57°14° (likely 56°13° to 60°16°)	57°14°	5%	8 mph13 km/h from E, gusts 17 mph28 km/h	72%	80%	0
Mon 10p	Cloudy	56°13° (likely 55°13° to 59°15°)	56°13°	5%	8 mph13 km/h from ESE, gusts 17 mph28 km/h	77%	85%	0
Mon 11p	Cloudy	56°13° (likely 55°13° to 59°15°)	56°13°	5%	8 mph13 km/h from ESE, gusts 21 mph34 km/h	77%	80%	0
Tue 12a	Mostly cloudy	56°13° (likely 55°13° to 59°15°)	56°13°	10%	7 mph11 km/h from ESE, gusts 21 mph34 km/h	77%	81%	0
Tue 1a	Cloudy	55°13° (likely 55°13° to 59°15°)	55°13°	10%	7 mph11 km/h from ESE, gusts 22 mph35 km/h	80%	93%	0
Tue 2a	Cloudy	55°13° (likely 55°13° to 59°15°)	55°13°	5%	8 mph13 km/h from SE, gusts 22 mph35 km/h	80%	95%	0
Tue 3a	Cloudy	55°13° (likely 55°13° to 58°14°)	55°13°	5%	8 mph13 km/h from SE, gusts 20 mph32 km/h	77%	97%	0
Tue 4a	Cloudy	54°12° (likely 54°12° to 57°14°)	54°12°	0%	8 mph13 km/h from SE, gusts 21 mph34 km/h	80%	94%	0
Tue 5a	Cloudy	54°12° (likely 54°12° to 56°13°)	54°12°	0%	9 mph14 km/h from SE, gusts 20 mph32 km/h	80%	90%	0
Tue 6a	Cloudy	53°12° (likely 53°12° to 56°13°)	53°12°	0%	9 mph14 km/h from SE, gusts 20 mph32 km/h	83%	92%	0
Tue 7a	Mostly cloudy	53°12° (likely 53°12° to 56°13°)	53°12°	10%	9 mph14 km/h from SE, gusts 18 mph29 km/h	80%	92%	0
Tue 8a	Cloudy	54°12° (likely 54°12° to 56°13°)	54°12°	10%	9 mph14 km/h from SSE, gusts 16 mph26 km/h	80%	91%	0
Tue 9a	Partly sunny	56°13° (likely 56°13° to 57°14°)	56°13°	10%	9 mph14 km/h from SSE, gusts 17 mph27 km/h	74%	78%	0
Tue 10a	Cloudy	60°16° (likely 56°13° to 60°16°)	60°16°	10%	9 mph14 km/h from SSE, gusts 15 mph24 km/h	64%	96%	1
Tue 11a	Cloudy	63°17° (likely 56°13° to 63°17°)	63°17°	10%	9 mph14 km/h from S, gusts 16 mph26 km/h	60%	97%	1
Tue 12p	Cloudy	66°19° (likely 58°14° to 66°19°)	66°19°	10%	10 mph16 km/h from S, gusts 20 mph32 km/h	56%	92%	1
Tue 1p	Cloudy	68°20° (likely 59°15° to 68°20°)	68°20°	5%	10 mph16 km/h from S, gusts 20 mph32 km/h	55%	89%	3
Tue 2p	Cloudy	69°21° (likely 65°18° to 71°22°)	69°21°	5%	10 mph16 km/h from S, gusts 20 mph32 km/h	53%	91%	3
Tue 3p	Cloudy	70°21° (likely 64°18° to 72°22°)	70°21°	5%	10 mph16 km/h from S, gusts 20 mph32 km/h	51%	80%	1
Tue 4p	Cloudy	70°21° (likely 66°19° to 72°22°)	70°21°	5%	10 mph16 km/h from S, gusts 19 mph30 km/h	51%	92%	1

Days ahead

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

Today, Oct 25. Cloudy. High 71°22°, low 48°9°. Typical 57°14° / 35°2°. Dry. Mostly agree.
1. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
2. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Official NWS forecast
Today: Partly sunny. High near 71, with temperatures falling to around 67 in the afternoon. North northeast wind around 5 mph.
Tonight: Mostly cloudy. Low around 48, with temperatures rising to around 50 overnight. North northeast wind 5 to 9 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–73°23°
Low, likely
48°9°–51°11°
Typical high / low
57°14° / 35°2°
Wind
13 mph22 km/h, gusts 21 mph34 km/h
UV peak
4
Tomorrow, Oct 26. Mostly cloudy. High 65°18°, low 52°11°. Typical 56°13° / 34°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Official NWS forecast
Day: Mostly cloudy. High near 65, with temperatures falling to around 62 in the afternoon. East northeast wind around 9 mph.
Night: Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. East southeast wind around 9 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–67°19°
Low, likely
48°9°–52°11°
Typical high / low
56°13° / 34°1°
Wind
16 mph25 km/h, gusts 28 mph45 km/h
UV peak
3
Tuesday, Oct 27. Mostly cloudy. High 70°21°, low 54°12°. Typical 56°13° / 34°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 57°14°
  Dry
Official NWS forecast
Day: Mostly cloudy, with a high near 70. South southeast wind around 10 mph.
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
65°18°–71°22°
Low, likely
54°12°–56°13°
Typical high / low
56°13° / 34°1°
Wind
18 mph29 km/h, gusts 30 mph48 km/h
UV peak
3
Wednesday, Oct 28. Showers. High 74°23°, low 56°13°. Typical 55°13° / 33°1°. Rain 0.07 in1.8 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  40% chance · 0.03 in0.6 mm
4. Overnight
  midnight–6 AM
  Drizzle, 60°15°
  50% chance · 0.09 in2.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers before 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
Night: Showers and thunderstorms likely after 7pm. Partly cloudy, with a low around 56. Chance of precipitation is 60%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–74°23°
Low, likely
54°12°–57°14°
Typical high / low
55°13° / 33°1°
Wind
15 mph24 km/h, gusts 32 mph52 km/h
UV peak
2
Thursday, Oct 29. Thunderstorms. High 73°23°, low 55°13°. Typical 54°12° / 33°1°. Storms 0.11 in2.8 mm, 60% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 60°16°
  30% chance
2. Afternoon
  noon–6 PM
  Partly sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  20% chance · 0.04 in0.9 mm
4. Overnight
  midnight–6 AM
  Mostly clear, 53°11°
  40% chance · 0.13 in3.2 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Showers and thunderstorms likely before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 73. Chance of precipitation is 60%.
Night: A chance of rain showers before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–73°23°
Low, likely
49°9°–57°14°
Typical high / low
54°12° / 33°1°
Wind
15 mph23 km/h, gusts 32 mph52 km/h
UV peak
4
Friday, Oct 30. Thunderstorms. High 73°23°, low 56°13°. Typical 54°12° / 32°0°. Storms 0.35 in8.9 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  30% chance · 0.22 in5.6 mm
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  30% chance · 0.01 in0.3 mm
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  40% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Drizzle, 56°13°
  40% chance · 0.05 in1.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–73°23°
Low, likely
45°7°–58°14°
Typical high / low
54°12° / 32°0°
Wind
15 mph23 km/h, gusts 28 mph45 km/h
UV peak
3
Saturday, Oct 31. Showers. High 68°20°, low 53°12°. Typical 53°12° / 32°0°. Rain 0.25 in6.4 mm, 70% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 56°13°
  50% chance · 0.11 in2.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 62°17°
  50% chance · 0.05 in1.2 mm
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  50% chance · 0.04 in1 mm
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  40% chance · 0.03 in0.7 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Night: Rain showers likely. Mostly cloudy, with a low around 53.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–68°20°
Low, likely
51°11°–56°13°
Typical high / low
53°12° / 32°0°
Wind
13 mph21 km/h, gusts 28 mph45 km/h
UV peak
2
Sunday, Nov 1. Cloudy. High 65°18°, low 54°12°. Typical 53°12° / 32°0°. Rain 0.13 in3.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  30% chance · 0.02 in0.5 mm
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 58°15°
  20% chance
4. Overnight
  midnight–6 AM
  Mostly clear, 57°14°
  30% chance · 0.2 in5.2 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
63°17°–70°21°
Low, likely
54°12°–56°13°
Typical high / low
53°12° / 32°0°
Wind
12 mph20 km/h, gusts 20 mph31 km/h
UV peak
3
Monday, Nov 2. Cloudy. High 61°16°, low 56°13°. Typical 52°11° / 31°−1°. Rain 0.95 in24 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 58°14°
  30% chance · 0.08 in1.9 mm
2. Afternoon
  noon–6 PM
  Drizzle, 60°16°
  30% chance · 0.53 in13 mm
3. Evening
  6 PM–midnight
  Rain, 58°14°
  40% chance · 0.37 in9.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  40% chance · 0.08 in2.1 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
59°15°–63°17°
Low, likely
53°12°–58°14°
Typical high / low
52°11° / 31°−1°
Wind
22 mph35 km/h, gusts 35 mph56 km/h
UV peak
2
Tuesday, Nov 3. Cloudy. High 59°15°, low 47°8°. Typical 52°11° / 31°−1°. Rain 0.31 in7.9 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 51°10°
  40% chance · 0.01 in0.3 mm
2. Afternoon
  noon–6 PM
  Cloudy, 56°13°
  40% chance
3. Evening
  6 PM–midnight
  Clear, 50°10°
  40% chance
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
55°13°–63°17°
Low, likely
43°6°–53°12°
Typical high / low
52°11° / 31°−1°
Wind
23 mph37 km/h, gusts 38 mph61 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 71°, low 48°.
Tomorrow
Dry, high 65°, low 52°, cooling off.
Tuesday
Dry, high 70°, low 54°, warming up.
Rest of week
Highs 59–74°; chance of precipitation on Thursday, Friday, Saturday.

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

Iowa River at Steamboat Rock

0.3 mi

Below flood stage

Level: 6.0 ft
Flow: 420 cfs

Reading from Sun 4 PM · NWS gauge page

South Fork Iowa River near New Providence

7.8 mi

Below flood stage

Level: 4.1 ft
Flow: 312 cfs

Reading from Sun 4:45 PM · NWS gauge page

Iowa River at Marshalltown

25 mi

Below flood stage

Level: 11.9 ft
Flow: 1,600 cfs

Reading from Sun 5 PM · NWS gauge page

For your home

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

Heating this week

About 89% less heating than a typical week.

This week 16Typical 146

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 54°F).

Open the windows?

Today, 6:00 PM–7:00 PM

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

Is this typical?

Iowa Falls · official normals 1991–2020 · records 1893–2026

Oct 25, today vs a typical year

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

Last 7 days vs normal

On average 11°6° warmer than normal (daily mean temperature).

+5°+3°MonOct 19
+4°+2°TueOct 20
+6°+3°WedOct 21
+14°+8°ThuOct 22
+16°+9°FriOct 23
+18°+10°SatOct 24
+18°+10°SunOct 25

Steamboat Rock weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 38 min; Losing 2 min 39 s a day; shortest Dec 21, 1 h 33 min less
Golden hour: 5:35–6:32 PM; Morning 7:19–8:16 AM
Blue hour: 6:32–6:43 PM; Morning 7:08–7:19 AM; first light 7:08 AM

Stars tonight? Poor

Clouds most of the night (about 82% cover).

Moon

Full moon

100% lit · growing

Today: sets 7:03 AM · rises 5:40 PM
Full moon: Today, 11:12 PM
New moon: Nov 9

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

Steamboat Rock, IA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Tuesday

Rest of week

What changed since yesterday

Radar

Rivers

Iowa River at Steamboat Rock

South Fork Iowa River near New Providence

Iowa River at Marshalltown

For your home

Heating this week

Comfort

Open the windows?

Is this typical?

Oct 25, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Poor

Moon