Skip to forecast
Search a place

Observed 6:45 AM CDT at KMCW

Rockwell, IA weather

Clear and 55°13°, 21°12° warmer than a typical Oct 24.

Today: low 50°10° (likely 50°10° to 56°13°), high 77°25° (likely 74°23° to 77°25°).

Forecasts agree

Now 55°13°

Clear

Wind
10 mph17 km/h
From the south-southeast. Gusts to 24 mph38 km/h around 11 AM
Dew point
48°9°
Comfortable
UV index
0Low
Moderate 12–3 PM · peak 3
Air today
70Moderate
EPA forecast · PM2.5 (fine particles)
Pressure
30.19 inHg1022 hPa
Rising slowly · +0.02 inHg+0.7 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

Good hours for
  • Above 70°21° today by noon
  • High 77°25° today at 3 PM
  • Low 52°11° tonight at 5 AM
  1. This morningUp to 67°19° by 11 AM · Partly cloudy
  2. This afternoonUp to 77°25° by 3 PM · Partly cloudy
  3. TonightDown to 52°11° by 5 AM · Mostly cloudy
  4. Tomorrow morningUp to 61°16° by 11 AM · Mostly cloudy
  5. Tomorrow afternoonNear 66°19° · Mostly cloudy
  6. Tomorrow nightDown to 46°8° by 5 AM · Cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 7aPartly cloudy56°13° (likely 55°13° to 58°14°)56°13°0%9 mph14 km/h from SSE, gusts 17 mph27 km/h77%50%0
Sat 8aPartly sunny55°13° (likely 54°12° to 58°14°)55°13°0%9 mph14 km/h from SSE, gusts 16 mph25 km/h80%25%0
Sat 9aMostly sunny58°14° (likely 57°14° to 60°16°)58°14°0%10 mph16 km/h from S, gusts 17 mph27 km/h75%27%0
Sat 10aSunny62°17° (likely 61°16° to 63°17°)62°17°0%13 mph21 km/h from S, gusts 22 mph35 km/h67%26%1
Sat 11aSunny67°19° (likely 65°18° to 67°19°)67°19°0%13 mph21 km/h from S, gusts 24 mph38 km/h56%12%2
Sat 12pSunny70°21° (likely 69°21° to 71°22°)70°21°0%14 mph23 km/h from S, gusts 23 mph37 km/h51%17%3
Sat 1pPartly sunny73°23° (likely 71°22° to 74°23°)73°23°0%14 mph23 km/h from S, gusts 21 mph34 km/h46%53%3
Sat 2pCloudy74°23° (likely 73°23° to 75°24°)74°23°0%13 mph21 km/h from SSW, gusts 20 mph33 km/h43%68%3
Sat 3pCloudy77°25° (likely 74°23° to 77°25°)77°25°0%12 mph19 km/h from SSW, gusts 19 mph30 km/h39%70%2
Sat 4pPartly sunny77°25° (likely 73°23° to 77°25°)77°25°0%10 mph16 km/h from SSW, gusts 18 mph29 km/h40%60%1
Sat 5pPartly sunny76°24° (likely 72°22° to 76°24°)76°24°0%8 mph13 km/h from SSW, gusts 17 mph27 km/h42%69%0
Sat 6pCloudy73°23° (likely 68°20° to 73°23°)73°23°0%5 mph8 km/h from SSW, gusts 12 mph20 km/h46%72%0
Sat 7pCloudy68°20° (likely 65°18° to 68°20°)68°20°5%3 mph5 km/h from SSW, gusts 8 mph12 km/h57%68%0
Sat 8pCloudy64°18° (likely 63°17° to 66°19°)64°18°5%5 mph8 km/h from WNW, gusts 7 mph11 km/h65%70%0
Sat 9pCloudy62°17° (likely 60°16° to 64°18°)62°17°5%3 mph5 km/h from NNW, gusts 13 mph21 km/h70%86%0
Sat 10pCloudy60°16° (likely 57°14° to 61°16°)60°16°5%3 mph5 km/h from NNW, gusts 14 mph23 km/h75%88%0
Sat 11pCloudy58°14° (likely 55°13° to 59°15°)58°14°5%3 mph5 km/h from NNW, gusts 14 mph23 km/h77%90%0
Sun 12aCloudy57°14° (likely 54°12° to 58°14°)57°14°5%3 mph5 km/h from NNW, gusts 12 mph20 km/h80%84%0
Sun 1aCloudy55°13° (likely 54°12° to 57°14°)55°13°5%2 mph3 km/h from N, gusts 13 mph21 km/h86%82%0
Sun 2aCloudy55°13° (likely 53°12° to 56°13°)55°13°5%2 mph3 km/h from N, gusts 13 mph21 km/h83%81%0
Sun 3aCloudy54°12° (likely 53°12° to 55°13°)54°12°5%3 mph5 km/h from N, gusts 13 mph20 km/h86%79%0
Sun 4aCloudy53°12° (likely 52°11° to 54°12°)53°12°5%3 mph5 km/h from N, gusts 13 mph21 km/h86%78%0
Sun 5aCloudy52°11° (likely 51°11° to 53°12°)52°11°5%3 mph5 km/h from N, gusts 13 mph21 km/h89%73%0
Sun 6aCloudy52°11° (likely 51°11° to 52°11°)52°11°5%3 mph5 km/h from NNE, gusts 13 mph22 km/h89%69%0
Sun 7aCloudy52°11° (likely 51°11° to 52°11°)52°11°5%3 mph5 km/h from NNE, gusts 14 mph22 km/h86%64%0
Sun 8aCloudy51°11° (likely 50°10° to 52°11°)51°11°5%5 mph8 km/h from NNE, gusts 14 mph22 km/h89%67%0
Sun 9aCloudy53°12° (likely 52°11° to 54°12°)53°12°0%5 mph8 km/h from NNE, gusts 13 mph22 km/h86%74%0
Sun 10aCloudy58°14° (likely 53°12° to 58°14°)58°14°0%5 mph8 km/h from NNE, gusts 15 mph24 km/h72%79%1
Sun 11aCloudy61°16° (likely 54°12° to 61°16°)61°16°0%5 mph8 km/h from NNE, gusts 13 mph21 km/h65%75%2
Sun 12pCloudy65°18° (likely 57°14° to 65°18°)65°18°0%5 mph8 km/h from NNE, gusts 13 mph20 km/h56%69%3
Sun 1pCloudy66°19° (likely 59°15° to 68°20°)66°19°0%5 mph8 km/h from NNE, gusts 12 mph20 km/h54%63%3
Sun 2pCloudy67°19° (likely 61°16° to 69°21°)67°19°0%5 mph8 km/h from NNE, gusts 11 mph18 km/h50%66%3
Sun 3pCloudy68°20° (likely 61°16° to 70°21°)68°20°0%6 mph10 km/h from NNE, gusts 13 mph21 km/h47%72%3
Sun 4pCloudy67°19° (likely 59°15° to 70°21°)67°19°0%6 mph10 km/h from NNE, gusts 15 mph24 km/h49%75%2
Sun 5pCloudy66°19° (likely 57°14° to 69°21°)66°19°0%6 mph10 km/h from NNE, gusts 16 mph26 km/h48%75%1
Sun 6pCloudy64°18° (likely 54°12° to 66°19°)64°18°0%7 mph11 km/h from NNE, gusts 17 mph27 km/h48%75%0
Sun 7pCloudy59°15° (likely 52°11° to 62°17°)59°15°0%7 mph11 km/h from NNE, gusts 19 mph31 km/h57%73%0
Sun 8pCloudy55°13° (likely 51°11° to 60°16°)55°13°0%7 mph11 km/h from NNE, gusts 18 mph30 km/h61%77%0
Sun 9pCloudy52°11° (likely 50°10° to 58°14°)52°11°0%7 mph11 km/h from NNE, gusts 20 mph32 km/h63%78%0
Sun 10pCloudy51°11° (likely 50°10° to 57°14°)51°11°0%6 mph10 km/h from NNE, gusts 20 mph32 km/h63%81%0
Sun 11pCloudy50°10° (likely 49°9° to 55°13°)48°9°0%6 mph10 km/h from NNE, gusts 21 mph34 km/h63%89%0
Mon 12aCloudy49°9° (likely 48°9° to 53°12°)47°8°0%5 mph8 km/h from NNE, gusts 19 mph31 km/h63%87%0
Mon 1aCloudy49°9° (likely 47°8° to 53°12°)47°8°5%5 mph8 km/h from NNE, gusts 20 mph32 km/h56%89%0
Mon 2aCloudy48°9° (likely 47°8° to 53°12°)46°8°5%5 mph8 km/h from NNE, gusts 18 mph29 km/h58%98%0
Mon 3aCloudy48°9° (likely 47°8° to 52°11°)45°7°5%6 mph10 km/h from NE, gusts 18 mph29 km/h56%93%0
Mon 4aCloudy47°8° (likely 47°8° to 52°11°)44°7°5%6 mph10 km/h from NE, gusts 17 mph27 km/h58%92%0
Mon 5aCloudy46°8° (likely 46°8° to 52°11°)43°6°5%6 mph10 km/h from NE, gusts 17 mph27 km/h60%99%0
Mon 6aCloudy45°7° (likely 45°7° to 51°11°)42°6°5%6 mph10 km/h from NE, gusts 18 mph28 km/h62%93%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Cloudy. High 77°25°, low 50°10°. Typical 56°13° / 33°1°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Mostly sunny, 55°13°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 77°25°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 64°18°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 52°11°

      Dry

    Official NWS forecast

    Today: Mostly sunny, with a high near 77. South wind 8 to 14 mph, with gusts as high as 22 mph.

    Tonight: Mostly cloudy. Low around 50, with temperatures rising to around 52 overnight. North northwest wind around 5 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    74°23°–77°25°
    Low, likely
    50°10°–56°13°
    Typical high / low
    56°13° / 33°1°
    Wind
    14 mph23 km/h, gusts 26 mph41 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Cloudy. High 68°20°, low 44°7°. Typical 55°13° / 33°1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 51°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 68°20°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 55°13°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 46°8°

      Dry

    Official NWS forecast

    Day: Partly sunny. High near 68, with temperatures falling to around 66 in the afternoon. North northeast wind around 6 mph.

    Night: Mostly cloudy. Low around 44, with temperatures rising to around 46 overnight. North northeast wind around 7 mph.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    61°16°–71°22°
    Low, likely
    44°7°–52°11°
    Typical high / low
    55°13° / 33°1°
    Wind
    16 mph25 km/h, gusts 27 mph43 km/h
    UV peak
    3
  3. Monday, Oct 26. Showers. High 61°16°, low 44°7°. Typical 54°12° / 33°1°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 49°10°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 63°17°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 57°14°

      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 between 7am and 1pm. Mostly cloudy, with a high near 61. East northeast wind 6 to 9 mph. Chance of precipitation is 20%.

    Night: A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 44. Chance of precipitation is 20%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    60°16°–65°18°
    Low, likely
    44°7°–51°11°
    Typical high / low
    54°12° / 33°1°
    Wind
    13 mph21 km/h, gusts 27 mph44 km/h
    UV peak
    3
  4. Tuesday, Oct 27. Showers. High 66°19°, low 49°9°. Typical 54°12° / 32°0°. Rain 0.05 in1.3 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 54°12°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 67°20°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 62°17°

      Dry

    4. Overnight

      midnight–6 AM

      Drizzle, 59°15°

      30% chance · 0.03 in0.7 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A slight chance of rain showers before 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.

    Night: A chance of rain showers after 7pm. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    64°18°–70°21°
    Low, likely
    49°9°–54°12°
    Typical high / low
    54°12° / 32°0°
    Wind
    15 mph24 km/h, gusts 31 mph50 km/h
    UV peak
    2
  5. Wednesday, Oct 28. Showers. High 69°21°, low 43°6°. Typical 53°12° / 32°0°. Rain 0.13 in3.3 mm, 30% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 58°15°

      30% chance · 0.03 in0.6 mm

    2. Afternoon

      noon–6 PM

      Mostly sunny, 68°20°

      20% chance · 0.02 in0.6 mm

    3. Evening

      6 PM–midnight

      Drizzle, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Drizzle, 53°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    Night: A slight chance of rain showers. Partly cloudy, with a low around 43.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    67°19°–69°21°
    Low, likely
    43°6°–57°14°
    Typical high / low
    53°12° / 32°0°
    Wind
    15 mph24 km/h, gusts 37 mph60 km/h
    UV peak
    4
  6. Thursday, Oct 29. Showers. High 65°18°, low 44°7°. Typical 53°12° / 31°−1°. Rain 0.07 in1.8 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 53°12°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 65°18°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 56°14°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 51°11°

      30% chance · 0.02 in0.4 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.

    Night: A chance of rain showers. Partly cloudy, with a low around 44. Chance of precipitation is 30%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    62°17°–71°22°
    Low, likely
    44°7°–55°13°
    Typical high / low
    53°12° / 31°−1°
    Wind
    13 mph20 km/h, gusts 32 mph52 km/h
    UV peak
    2
  7. Friday, Oct 30. Showers. High 64°18°, low 44°7°. Typical 52°11° / 31°−1°. Rain 0.18 in4.6 mm, 50% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 53°11°

      30% chance · 0.07 in1.7 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 64°18°

      30% chance · 0.11 in2.7 mm

    3. Evening

      6 PM–midnight

      Drizzle, 62°17°

      30% chance · 0.01 in0.3 mm

    4. Overnight

      midnight–6 AM

      Rain, 58°15°

      40% chance · 0.06 in1.4 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers. Partly sunny, with a high near 64. Chance of precipitation is 50%.

    Night: A chance of rain showers. Mostly cloudy, with a low around 44.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    56°13°–73°23°
    Low, likely
    43°6°–60°16°
    Typical high / low
    52°11° / 31°−1°
    Wind
    14 mph23 km/h, gusts 31 mph50 km/h
    UV peak
    1
  8. Saturday, Oct 31. Drizzle. High 66°19°, low 59°15°. Typical 52°11° / 31°−1°. Rain 0.23 in5.8 mm, 60% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 60°15°

      50% chance · 0.02 in0.6 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 67°19°

      50% chance · 0.02 in0.4 mm

    3. Evening

      6 PM–midnight

      Drizzle, 61°16°

      50% chance · 0.1 in2.4 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 60°16°

      50% 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 differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    62°17°–72°22°
    Low, likely
    52°11°–66°19°
    Typical high / low
    52°11° / 31°−1°
    Wind
    19 mph31 km/h, gusts 39 mph62 km/h
    UV peak
    1
  9. Sunday, Nov 1. Showers. High 63°17°, low 53°12°. Typical 51°11° / 30°−1°. Rain 0.38 in9.7 mm, 50% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 60°16°

      40% chance · 0.1 in2.4 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 61°16°

      30% chance · 0.18 in4.5 mm

    3. Evening

      6 PM–midnight

      Drizzle, 57°14°

      30% chance · 0.06 in1.5 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 51°10°

      20% chance · 0.06 in1.4 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°–68°20°
    Low, likely
    46°8°–59°15°
    Typical high / low
    51°11° / 30°−1°
    Wind
    19 mph30 km/h, gusts 30 mph48 km/h
  10. Monday, Nov 2. Drizzle. High 59°15°, low 51°11°. Typical 51°11° / 30°−1°. Rain 0.25 in6.4 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 50°10°

      Dry

    2. Afternoon

      noon–6 PM

      Drizzle, 55°13°

      20% chance · 0.03 in0.7 mm

    3. Evening

      6 PM–midnight

      Drizzle, 55°13°

      30% chance · 0.03 in0.7 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.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    56°13°–64°18°
    Low, likely
    45°7°–61°16°
    Typical high / low
    51°11° / 30°−1°
    Wind
    27 mph44 km/h, gusts 46 mph73 km/h
    UV peak
    3

The outlook

  1. Today

    Dry, high 77°, low 50°.

  2. Tomorrow

    Dry, high 68°, low 44°, cooling off.

  3. Monday

    Dry, high 61°, low 44°, cooling off.

  4. Rest of week

    Highs 59–69°; chance of precipitation on Friday, 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

Willow Creek at Mason City US 18 Bus

12 mi
Level
85.8 ft

Reading from Sat 4:45 AM · NWS gauge page

Winnebago River at Mason City

13 mi
Below flood stage
Level
5.3 ft
Flow
278 cfs

Reading from Sat 5:30 AM · NWS gauge page

Clear Lake at Clear Lake

14 mi
Level
4.6 ft

Reading from Sat 5 AM · NWS gauge page

Spring Creek near Mason City US 65

16 mi
Level
80.8 ft
Flow
18 cfs

Reading from Sat 4:45 AM · NWS gauge page

For your home

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

Heating this week

About 91% less heating than a typical week.

This week 14Typical 154

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
3
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 48°F).

Open the windows?

Today, 10:00 AM–10:00 PM

Good stretch to open the windows.

Is this typical?

Mason City Municipal Airport · official normals 1991–2020 · records 1948–2026

Oct 24, today vs a typical year

Today’s expected high is 21°12° warmer than typical.

Normal high / low
56°13° / 33°1°
Forecast high / low
77°25° / 50°10°
Record high
79°26° in 1963
Record low
15°−9° in 2020

Last 7 days vs normal

On average 9°5° warmer than normal (daily mean temperature).

  1. +6°+3°SunOct 18
  2. +5°+3°MonOct 19
  3. +5°+3°TueOct 20
  4. +12°+7°WedOct 21
  5. +15°+8°ThuOct 22
  6. +14°+8°FriOct 23
  7. —SatOct 24

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

Sun & moon

Sun

Sunrise 7:37 AM, sunset 6:15 PM.

Daylight
10 h 39 min
Losing 2 min 44 s a day; shortest Dec 21, 1 h 38 min less
Golden hour
5:36–6:33 PM
Morning 7:19–8:16 AM
Blue hour
6:33–6:44 PM
Morning 7:08–7:19 AM; first light 7:08 AM

Stars tonight? Poor

Clouds most of the night (about 77% cover).

Moon

Waxing gibbous

96% lit · growing

Today
sets 5:50 AM · rises 5:14 PM
Full moon
Oct 25
New moon
Nov 9
Looking west from Rockwell. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.