Weather for Ottumwa, Iowa
Current Weather
Five Day Weather Forecast
Sat
H: 5°F
L: -7°F
Sun
H: 13°F
L: 4°F
Mon
H: 22°F
L: 1°F
Tue
H: 24°F
L: 14°F
Wed
H: 22°F
L: 9°F
Air Quality
Nitrogen Dioxide: 3.45 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 55 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:17 PM
Daylight: 9 hrs 50 mins
Moon Transit: 4:57 PM
Moonset: 11:54 PM
Moon Phase: First Quarter
Moon Illumination: 34.7%
Best Times for Fishing or Hunting
Major Periods
3:44 AM - 6:14 AM4:27 PM - 6:57 PM
Minor Periods
12:00 AM - 12:00 AM9:45 AM - 11:15 AM
Action Rating: 2 out of 5
Cold Weather Advisory issued January 23 at 3:24PM CST until January 24 at 3:00AM CST by NWS Des Moines IA
Effective: Fri January 23, 2026, 3:24 PM
Expires: Sat January 24, 2026, 1:30 AM
* WHAT...Very cold wind chills as low as 25 below. * WHERE...All of central Iowa. * WHEN...Until 3 AM CST Saturday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 20 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 23 at 10:08PM CST until January 24 at 3:00AM CST by NWS Des Moines IA
Effective: Fri January 23, 2026, 10:08 PM
Expires: Sat January 24, 2026, 3:00 AM
* WHAT...Very cold wind chills as low as 25 below. * WHERE...All of central Iowa. * WHEN...Until 3 AM CST Saturday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 20 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 23 at 5:05PM CST until January 24 at 12:00PM CST by NWS Quad Cities IA IL
Effective: Fri January 23, 2026, 5:05 PM
Expires: Sat January 24, 2026, 1:15 AM
* WHAT...Very cold wind chill values of 15 to 30 below zero. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until noon CST Saturday. * IMPACTS...The dangerously cold wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 23 at 8:48PM CST until January 24 at 12:00PM CST by NWS Quad Cities IA IL
Effective: Fri January 23, 2026, 8:48 PM
Expires: Sat January 24, 2026, 5:00 AM
* WHAT...Very cold wind chill values of 15 to 30 below zero. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until noon CST Saturday. * IMPACTS...The dangerously cold wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 23 at 6:10PM CST until January 24 at 12:00PM CST by NWS Kansas City/Pleasant Hill MO
Effective: Fri January 23, 2026, 6:10 PM
Expires: Sat January 24, 2026, 2:15 AM
* WHAT...Very cold wind chills as low as 21 below. * WHERE...Grundy, Harrison, Mercer, Putnam, Sullivan, Adair, Schuyler, Gentry, Nodaway, and Worth Counties. * WHEN...Until noon CST Saturday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Winter Weather Advisory issued January 23 at 1:36PM CST until January 25 at 6:00PM CST by NWS Kansas City/Pleasant Hill MO
Effective: Fri January 23, 2026, 1:36 PM
Expires: Fri January 23, 2026, 9:45 PM
* WHAT...Snow expected. Total snow accumulations between 2 and 4 inches. * WHERE...Portions of north central, northeast, and northwest Missouri. * WHEN...From midnight tonight to 6 PM CST Sunday. * IMPACTS...Plan on slippery road conditions.
Slow down and use caution while traveling. The latest road conditions in Kansas can be obtained by calling 5 1 1 and in Missouri by visiting traveler.modot.org.
Winter Weather Advisory issued January 23 at 1:26PM CST until January 25 at 3:00PM CST by NWS Quad Cities IA IL
Effective: Fri January 23, 2026, 1:26 PM
Expires: Fri January 23, 2026, 10:00 PM
* WHAT...Snow expected. Total snow accumulations between 2 and 4 inches. * WHERE...In Illinois, Hancock and McDonough Counties. In Missouri, Clark and Scotland Counties. * WHEN...From 3 PM Saturday to 3 PM CST Sunday. * IMPACTS...Plan on slippery road conditions.
Slow down and use caution while traveling. In Illinois, the latest road conditions are available at gettingaroundillinois.com. In Missouri, the latest road conditions are available at modot.org or by calling 511.
Winter Weather Advisory issued January 23 at 8:48PM CST until January 25 at 3:00PM CST by NWS Quad Cities IA IL
Effective: Fri January 23, 2026, 8:48 PM
Expires: Sat January 24, 2026, 5:00 AM
* WHAT...Snow expected. Total snow accumulations between 2 and 4 inches. * WHERE...In Illinois, Hancock and McDonough Counties. In Missouri, Clark and Scotland Counties. * WHEN...From 3 PM Saturday to 3 PM CST Sunday. * IMPACTS...Plan on slippery road conditions.
Slow down and use caution while traveling. In Illinois, the latest road conditions are available at gettingaroundillinois.com. In Missouri, the latest road conditions are available at modot.org or by calling 511.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.72 μg/m3
Sulphur Dioxide: 1.28 μg/m3
Ozone: 57.32 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:17 PM
Daylight: 9 hrs 50 mins
Moon Transit: 4:57 PM
Moonset: 11:54 PM
Moon Phase: First Quarter
Moon Illumination: 34.7%
Best Times for Fishing or Hunting
Major Periods
3:44 AM - 6:14 AM4:27 PM - 6:57 PM
Minor Periods
12:00 AM - 12:00 AM9:45 AM - 11:15 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.88 μg/m3
Sulphur Dioxide: 1.49 μg/m3
Ozone: 57.56 μg/m3
Astronomical
Sun Transit: 12:22 AM
Sunset: 5:18 PM
Daylight: 9 hrs 52 mins
Moon Transit: 5:46 PM
Moonset: 12:54 AM
Moon Phase: First Quarter
Moon Illumination: 45.8%
Best Times for Fishing or Hunting
Major Periods
4:31 AM - 7:01 AM5:16 PM - 7:46 PM
Minor Periods
10:10 AM - 11:40 AM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.92 μg/m3
Sulphur Dioxide: 1.43 μg/m3
Ozone: 56.48 μg/m3
Astronomical
Sun Transit: 12:22 AM
Sunset: 5:19 PM
Daylight: 9 hrs 54 mins
Moon Transit: 6:40 PM
Moonset: 1:08 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
5:22 AM - 7:52 AM6:10 PM - 8:40 PM
Minor Periods
10:39 AM - 12:09 AM12:38 AM - 2:08 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.98 μg/m3
Sulphur Dioxide: 1.22 μg/m3
Ozone: 75.04 μg/m3
Astronomical
Sun Transit: 12:22 AM
Sunset: 5:20 PM
Daylight: 9 hrs 56 mins
Moon Transit: 7:38 PM
Moonset: 2:25 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
6:18 AM - 8:48 AM7:08 PM - 9:38 PM
Minor Periods
11:16 AM - 12:46 AM1:55 AM - 3:25 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.83 μg/m3
Sulphur Dioxide: 1.24 μg/m3
Ozone: 66.31 μg/m3
Astronomical
Sun Transit: 12:22 AM
Sunset: 5:22 PM
Daylight: 9 hrs 58 mins
Moon Transit: 8:41 PM
Moonset: 3:41 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
7:19 AM - 9:49 AM8:11 PM - 10:41 PM
Minor Periods
12:04 AM - 1:34 PM3:11 AM - 4:41 AM
Action Rating: 3 out of 5