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Harper, IA 52231 Weather
It is 52°F and clear in Harper, IA 52231, observed at 9:35 PM CDT. Tonight: Partly Cloudy then Chance Rain Showers, low 45°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).
Harper, IA 52231 current weather
52°F
Clear
H -- / L 45°Feels like 52°
Observed at Washington (21.5 mi away), 10/29/2026, 9:35 PM CDT
Hourly forecast
NWS, updated 10/29/2026, 5:36 PM PT
7-day forecast
Tap a day for details
Today10/2926% chance of precipitationLow 45°High
Tonight: A chance of rain showers after 5am. Partly cloudy. Low around 45, with temperatures rising to around 47 overnight. Northeast wind around 5 mph. Chance of precipitation is 30%.
Partly Cloudy then Chance Rain ShowersFri10/3078% chance of precipitationLow 51°High 56°
Friday: Rain showers before 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 56. East wind around 10 mph. Chance of precipitation is 80%.
Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then showers and thunderstorms. Cloudy, with a low around 51. East wind 5 to 10 mph. Chance of precipitation is 80%.
Rain ShowersSat10/3162% chance of precipitationLow 50°High 66°
Saturday: Rain showers likely. Cloudy, with a high near 66. Southeast wind around 5 mph. Chance of precipitation is 60%.
Saturday Night: A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 50.
Rain Showers LikelySun11/125% chance of precipitationLow 54°High 69°
Sunday: Partly sunny, with a high near 69.
Sunday Night: A chance of rain showers after midnight. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Partly SunnyMon11/284% chance of precipitationLow 58°High 69°
Monday: Rain showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
Monday Night: Showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 80%.
Rain Showers LikelyTue11/380% chance of precipitationLow 53°High 71°
Tuesday: Rain showers. Mostly cloudy, with a high near 71. Chance of precipitation is 80%.
Tuesday Night: Rain showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Rain ShowersWed11/454% chance of precipitationLow 45°High 66°
Wednesday: A chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Wednesday Night: A chance of rain showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Chance Rain ShowersThu11/533% chance of precipitationLow High 58°
Thursday: A chance of rain showers. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Chance Rain Showers
Forecast for 41.359, -92.068 from the NWS DVN office, updated 10/29/2026, 5:36 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
- Now51°Clear0%5 mph
- 11 PM49°Clear0%5 mph
- 12 AM49°Clear0%5 mph
- 1 AM49°Mostly Clear0%5 mph
- 2 AM48°Mostly Clear0%5 mph
- 3 AM48°Partly Cloudy3%5 mph
Hourly details
Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShowHide
Radar and satellite
National radarNEXRAD (up to 24 hours) and GOES
Frequently asked questions
- What is the weather in Harper, IA 52231 right now?
- The latest observation from Washington was 52°F and clear, reported at 10/29/2026, 9:35 PM CDT.
- Will it rain in Harper, IA 52231 in the next 24 hours?
- The hourly forecast shows a 69% chance of precipitation around 10/30/2026, 7:00 AM CDT.
- What time is sunrise and sunset in Harper, IA 52231 today?
- Sunrise is about 7:36 AM CDT and sunset is about 6:07 PM CDT (calculated for the center of the area, within a few minutes).
- What is the normal October weather in Harper, IA 52231?
- At Sigourney, the 1991 to 2020 normal high in October is 63°F and the normal low is 40°F.
Rain and snow totals
Next 3 days, NWS forecast grid
- Rain (liquid)
- 0.24 in
- Snow
- 0.00 in
- Ice
- 0.00 in
Nearby hazards
Iowa hazardsSevere 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 tomorrow (Southeast Iowa)
- 32GoodOzone
Drought
By countyKeokuk County, week of 10/27/2026
No drought or abnormal dryness in this county.
Sun and moon
Local time, center of the area
- Sunrise
- 7:36 AM
- Sunset
- 6:07 PM
- Daylight
- 10 hr 31 min
- Moon
- Waning Gibbous 83% lit
- First light (civil dawn)
- 7:08 AM
- Last light (civil dusk)
- 6:35 PM
- Moonrise
- 8:33 PM
- Moonset
- 11:55 AM
Normal October weather
ClimateNormal October high 63°, low 40°, precipitation 2.78 in for the month. 1991 to 2020 normals at Sigourney, 8 mi away.
Other places nearby
Data sources
- National Weather Service APINOAA · Official site
- Convective Outlooks and Storm ReportsNOAA Storm Prediction Center · Official site
- Excessive Rainfall Outlook and Quantitative Precipitation ForecastsNOAA Weather Prediction Center · Official site
- National Water Prediction ServiceNOAA National Weather Service · Official site
- WFIGS Current Wildland Fire IncidentsNational Interagency Fire Center · Official site
- UV Index Forecast (Envirofacts)U.S. Environmental Protection Agency and NOAA · Official site
- AirNowU.S. Environmental Protection Agency · Official site
- NWS HeatRisk (experimental)NOAA National Weather Service · Official site
- U.S. Drought MonitorNational Drought Mitigation Center, USDA and NOAA · Official site
- BEACON 2.0 Beach Advisory and Closing On-line NotificationU.S. Environmental Protection Agency · Official site
- U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
- Tides & Currents (CO-OPS API)NOAA Center for Operational Oceanographic Products and Services · Official site
- NEXRAD radar tilesIowa Environmental Mesonet, Iowa State University · Official site
- GOES-East and GOES-West GeoColor imageryNOAA NESDIS Center for Satellite Applications and Research · Official site
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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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