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Irwin, IA Weather

Today: Chance Showers And Thunderstorms, high 64°F, low 50°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).

Irwin, IA current weather

64°F

Chance Showers And Thunderstorms

Forecast for this hour. No recent report from a nearby station.

H 64° / L 50°

No recent station report. NWS hourly forecast updated 10/30/2026, 2:41 PM PT

Hourly forecast

NWS, updated 10/30/2026, 2:41 PM PT

  1. Now64°39%
  2. 6 PM64°33%
  3. 7 PM60°35%
  4. 8 PM58°34%
  5. 9 PM57°23%
  6. 10 PM56°18%
  7. 11 PM55°27%
  8. 12 AM55°30%Sat
  9. 1 AM55°47%
  10. 2 AM55°36%
  11. 3 AM55°38%
  12. 4 AM55°40%
  13. 5 AM54°48%
  14. 6 AM52°63%
  15. 7 AM55°60%
  16. 8 AM55°47%
  17. 9 AM55°62%
  18. 10 AM59°53%
  19. 11 AM61°44%
  20. 12 PM62°36%
  21. 1 PM63°27%
  22. 2 PM63°24%
  23. 3 PM64°21%
  24. 4 PM64°18%
  25. 5 PM64°16%
  26. 6 PM63°14%
  27. 7 PM60°12%
  28. 8 PM58°16%
  29. 9 PM56°20%
  30. 10 PM56°24%
  31. 11 PM55°21%
  32. 12 AM55°18%Sun
  33. 1 AM55°14%
  34. 1 AM55°16%
  35. 2 AM55°18%
  36. 3 AM54°21%
  37. 4 AM54°14%
  38. 5 AM53°11%
  39. 6 AM53°12%
  40. 7 AM52°12%
  41. 8 AM54°12%
  42. 9 AM57°12%
  43. 10 AM59°12%
  44. 11 AM62°12%
  45. 12 PM63°14%
  46. 1 PM64°14%
  47. 2 PM64°14%
  48. 3 PM64°14%

7-day forecast

Tap a day for details

  • Today10/3048% chance of precipitationLow 50°High 64°

    This Afternoon: A chance of showers and thunderstorms. Mostly cloudy, with a high near 64. East southeast wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Tonight: A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms. Cloudy. Low around 50, with temperatures rising to around 54 overnight. East southeast wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Chance Showers And Thunderstorms
  • Sat10/3163% chance of precipitationLow 51°High 64°

    Saturday: Showers and thunderstorms likely before 7am, then rain showers likely and patchy fog. Cloudy, with a high near 64. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

    Saturday Night: A slight chance of rain showers between 8pm and 4am. Cloudy, with a low around 51. Southeast wind 2 to 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

    Showers And Thunderstorms Likely
  • Sun11/150% chance of precipitationLow 54°High 64°

    Sunday: Mostly cloudy, with a high near 64. Southeast wind 3 to 7 mph.

    Sunday Night: A chance of rain showers after midnight. Mostly cloudy, with a low around 54. Southeast wind 6 to 12 mph, with gusts as high as 17 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Mostly Cloudy
  • Mon11/299% chance of precipitationLow 53°High 66°

    Monday: Showers and thunderstorms. Cloudy, with a high near 66. South southeast wind 13 to 18 mph, with gusts as high as 30 mph.

    Monday Night: Showers and thunderstorms. Mostly cloudy, with a low around 53. South southwest wind 8 to 17 mph, with gusts as high as 28 mph.

    Showers And Thunderstorms
  • Tue11/380% chance of precipitationLow 45°High 62°

    Tuesday: Rain showers. Mostly cloudy, with a high near 62. West northwest wind around 10 mph, with gusts as high as 21 mph.

    Tuesday Night: A chance of rain showers. Mostly cloudy, with a low around 45. North northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Rain Showers
  • Wed11/438% chance of precipitationLow 42°High 60°

    Wednesday: A chance of rain showers. Partly sunny, with a high near 60. North northwest wind around 9 mph, with gusts as high as 17 mph.

    Wednesday Night: Partly cloudy, with a low around 42. North wind 2 to 6 mph.

    Chance Rain Showers
  • Thu11/520% chance of precipitationLow 38°High 57°

    Thursday: A slight chance of rain showers. Partly sunny, with a high near 57. North wind 5 to 8 mph.

    Thursday Night: Partly cloudy, with a low around 38. North northeast wind around 3 mph.

    Slight Chance Rain Showers

Forecast for 41.790, -95.207 from the NWS OAX office, updated 10/30/2026, 2:41 PM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now64°Chance Showers And Thunderstorms39%8 mph
  2. 6 PM64°Chance Showers And Thunderstorms33%8 mph
  3. 7 PM60°Chance Showers And Thunderstorms35%8 mph
  4. 8 PM58°Chance Showers And Thunderstorms34%8 mph
  5. 9 PM57°Slight Chance Showers And Thunderstorms23%8 mph
  6. 10 PM56°Slight Chance Rain Showers18%8 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Irwin, IA?
The National Weather Service forecast for this afternoon calls for a high near 64°F. Chance Showers And Thunderstorms.
Will it rain in Irwin, IA in the next 24 hours?
The hourly forecast shows a 63% chance of precipitation around 10/31/2026, 6:00 AM CDT.
What time is sunrise and sunset in Irwin, IA today?
Sunrise is about 7:51 AM CDT and sunset is about 6:17 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Irwin, IA?
At Harlan, the 1991 to 2020 normal high in October is 65°F and the normal low is 39°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
1.41 in
Snow
0.00 in
Ice
0.00 in

Nearby hazards

Iowa hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:General thunderstormsOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Southwest Iowa)
33GoodOzone
AQI forecast tomorrow (Southwest Iowa)
35GoodOzone

UV index guide · Air quality

Drought

By county

Shelby County, week of 10/27/2026

No drought or abnormal dryness in this county.

Sun and moon

Local time, center of the area

Sunrise
7:51 AM
Sunset
6:17 PM
Daylight
10 hr 27 min
Moon
Waning Gibbous 76% lit
First light (civil dawn)
7:22 AM
Last light (civil dusk)
6:46 PM
Moonrise
9:55 PM
Moonset
1:10 PM

Normal October weather

Climate

Normal October high 65°, low 39°, precipitation 2.37 in for the month. 1991 to 2020 normals at Harlan, 12 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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