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Morning Sun, IA 52640 Weather

Today: Sunny, high 70°F, low 45°F. Hourly and 10-day forecast from the National Weather Service. Times are local (CDT).

Morning Sun, IA 52640 current weather

68°F

Sunny

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

H 70° / L 45°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/29/2026, 11:26 AM PT

Hourly forecast

NWS, updated 10/29/2026, 11:26 AM PT

  1. Now68°
  2. 5 PM67°
  3. 6 PM63°
  4. 7 PM59°
  5. 8 PM55°
  6. 9 PM53°
  7. 10 PM52°
  8. 11 PM51°
  9. 12 AM50°Fri
  10. 1 AM49°
  11. 2 AM48°
  12. 3 AM47°
  13. 4 AM47°
  14. 5 AM46°17%
  15. 6 AM48°32%
  16. 7 AM48°45%
  17. 8 AM48°54%
  18. 9 AM51°50%
  19. 10 AM53°58%
  20. 11 AM54°57%
  21. 12 PM55°56%
  22. 1 PM56°55%
  23. 2 PM57°56%
  24. 3 PM57°54%
  25. 4 PM57°60%
  26. 5 PM57°63%
  27. 6 PM56°66%
  28. 7 PM55°40%
  29. 8 PM54°44%
  30. 9 PM54°38%
  31. 10 PM54°38%
  32. 11 PM54°31%
  33. 12 AM54°46%Sat
  34. 1 AM54°59%
  35. 2 AM53°72%
  36. 3 AM53°85%
  37. 4 AM53°62%
  38. 5 AM53°53%
  39. 6 AM53°45%
  40. 7 AM53°56%
  41. 8 AM53°56%
  42. 9 AM54°56%
  43. 10 AM58°56%
  44. 11 AM60°56%
  45. 12 PM62°56%
  46. 1 PM64°10%
  47. 2 PM65°10%
  48. 3 PM65°10%

10-day forecast

Tap a day for details

  • Today10/2917% chance of precipitationLow 45°High 70°

    This Afternoon: Sunny. High near 70, with temperatures falling to around 67 in the afternoon. North wind around 10 mph.

    Tonight: A slight chance of rain showers after 5am. Mostly clear, with a low around 45. Northeast wind around 5 mph. Chance of precipitation is 20%.

    Sunny
  • Fri10/3085% chance of precipitationLow 52°High 58°

    Friday: Rain showers likely before 4pm, then showers and thunderstorms likely. Cloudy, with a high near 58. East wind 5 to 10 mph. Chance of precipitation is 60%.

    Friday Night: Showers and thunderstorms. Cloudy, with a low around 52. East wind 5 to 10 mph. Chance of precipitation is 90%.

    Rain Showers Likely
  • Sat10/3156% chance of precipitationLow 52°High 66°

    Saturday: Rain showers likely before 1pm. Cloudy, with a high near 66. Chance of precipitation is 60%.

    Saturday Night: Mostly cloudy, with a low around 52.

    Rain Showers Likely
  • Sun11/125% chance of precipitationLow 56°High 69°

    Sunday: A slight chance of rain showers before noon. Partly sunny, with a high near 69.

    Sunday Night: A chance of rain showers after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Slight Chance Rain Showers then Partly Sunny
  • Mon11/276% chance of precipitationLow 59°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 59. Chance of precipitation is 80%.

    Rain Showers Likely
  • Tue11/380% chance of precipitationLow 56°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 56. Chance of precipitation is 70%.

    Rain Showers
  • Wed11/458% chance of precipitationLow 48°High 67°

    Wednesday: Rain showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.

    Wednesday Night: A chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Rain Showers Likely
  • Thu11/5Model blend32% chance of precipitationLow 43°High 65°

    Thursday: Chance of rain. High near 65°. Low that night near 43°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend34% chance of precipitationLow 41°High 61°

    Friday: Chance of rain. High near 61°. Low that night near 41°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend16% chance of precipitationLow 40°High 62°

    Saturday: Mostly cloudy, slight chance of rain. High near 62°. Low that night near 40°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 41.094, -91.275 from the NWS DVN office, updated 10/29/2026, 11:26 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KMUT (Muscatine Muni, 20 mi), model run 10/29/2026, 3:00 PM CDT

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. Now68°Sunny0%10 mph
  2. 5 PM67°Sunny0%10 mph
  3. 6 PM63°Clear0%5 mph
  4. 7 PM59°Clear0%5 mph
  5. 8 PM55°Clear0%5 mph
  6. 9 PM53°Clear0%5 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 Morning Sun, IA 52640?
The National Weather Service forecast for this afternoon calls for a high near 70°F. Sunny.
Will it rain in Morning Sun, IA 52640 in the next 24 hours?
The hourly forecast shows a 54% chance of precipitation around 10/30/2026, 8:00 AM CDT.
What is the 10-day forecast for Morning Sun, IA 52640?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs of 61°F to 65°F and up to a 34% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in Morning Sun, IA 52640 today?
Sunrise is about 7:32 AM CDT and sunset is about 6:04 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Morning Sun, IA 52640?
At New Boston Dam 17, the 1991 to 2020 normal high in October is 64°F and the normal low is 43°F.

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 (Southeast Iowa)
42GoodOzone
AQI forecast tomorrow (Southeast Iowa)
32GoodOzone

UV index guide · Air quality

Drought

By county

Louisa County, week of 10/27/2026

No drought or abnormal dryness in this county.

Sun and moon

Local time, center of the area

Sunrise
7:32 AM
Sunset
6:04 PM
Daylight
10 hr 32 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:04 AM
Last light (civil dusk)
6:32 PM
Moonrise
8:30 PM
Moonset
11:50 AM

Normal October weather

Climate

Normal October high 64°, low 43°, precipitation 2.86 in for the month. 1991 to 2020 normals at New Boston Dam 17, 13 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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