Johnston, IA 50131 Weather

Polk County6:51 PM CDT41.67°N, 93.70°W

Current conditions

Mostly Clear
73°
Mostly Clear
Feels like 72°
High 76° Friday·Low 54° tonight
WindS 6 mph
Humidity57%
Dew point57°
Visibility10 mi
Cloud cover10%
UV index0 Low
Sunrise7:36 AM
Sunset6:24 PM

Forecast for this hour (no station report in the last two hours)

Forecast

10-day
  • Tonight

    Mostly clear, with a low around 54. South southeast wind around 6 mph.

  • Friday

    Sunny. High near 76, with temperatures falling to around 74 in the afternoon. South southeast wind 5 to 12 mph, with gusts as high as 20 mph.

  • Friday Night

    Partly cloudy, with a low around 58. South southeast wind around 10 mph, with gusts as high as 20 mph.

National Weather Service forecast updated 11 hrs ago.

  1. Now Mostly Clear 73°
  2. 7 PM Mostly Clear 70°
  3. 8 PM Mostly Clear 66°
  4. 9 PM Mostly Clear 64°
  5. 10 PM Mostly Clear 62°
  6. 11 PM Clear 60°
  7. Fri12 AM Mostly Clear 59°
  8. 1 AM Mostly Clear 58°
  9. 2 AM Mostly Clear 57°
  10. 3 AM Mostly Clear 56°
  11. 4 AM Mostly Clear 56°
  12. 5 AM Mostly Clear 55°
  13. 6 AM Mostly Sunny 54°
  14. 7 AM Mostly Sunny 54°
  15. 8 AM Mostly Sunny 55°
  16. 9 AM Mostly Sunny 57°
  17. 10 AM Sunny 63°
  18. 11 AM Sunny 67°
  19. 12 PM Sunny 71°
  20. 1 PM Sunny 74°
  21. 2 PM Sunny 75°
  22. 3 PM Sunny 76°
  23. 4 PM Sunny 75°
  24. 5 PM Sunny 74°

10-day forecast

Details
  1. TodayOct 22 Sunny Sunny54°77°
  2. FriOct 23 Sunny Sunny58°76°
  3. SatOct 24 Mostly Sunny Mostly Sunny55°76°
  4. SunOct 25 Partly Sunny Partly Sunny52°73°
  5. MonOct 26 Chance Rain Showers Chance Rain Showers38%46°65°
  6. TueOct 27 Chance Rain Showers Chance Rain Showers31%44°59°
  7. WedOct 28 Slight Chance Rain Showers Slight Chance Rain Showers18%46°62°
  8. ThuOct 29 Partly cloudy Partly cloudy36°50°
  9. FriOct 30 Sunny Sunny33°52°
  10. SatOct 31 Partly cloudy Partly cloudy44°62°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

Full map
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Weather news near Johnston

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Air quality

42
Good
Fine particles (PM2.5)

Air quality is satisfactory, and air pollution poses little or no risk.

Forecast

  • ThuModerate
  • FriModerate
  • SatModerate

Des Moines, IA reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:36 AM
Sunset 6:24 PM
Daylight 10 h 48 min (−2 min 37 s tomorrow)
Waxing Gibbous · 88% lit
Moonrise 4:30 PM Moonset 3:39 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low60° / 40°
Record high87° (1899)
Record low21° (1976)
Wettest2.23 in (2009)
Yesterday75° / 52°
Month to date1.20 in (normal 1.97 in)

Des Moines Area, records since 1878. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.