West Des Moines, Iowa Weather
Prairie lightning bugs rise. Day 78 of spring. Read this microseason across nine climate regions →
West Des Moines weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 5Thunderstorm84%0.52″83°67°—
- SaturdayJun 6Thunderstorm28%—85°68°+2°
- SundayJun 7Showers72%0.01″76°67°-9°
- MondayJun 8Light Showers67%—85°66°+9°
- TuesdayJun 9Thunderstorm23%—89°69°+4°
- WednesdayJun 10Thunderstorm14%—89°75°0°
- ThursdayJun 11Thunderstorm13%—90°64°+1°
AQI 33 (Good), driven by PM2.5. AQI down 13 over the last 6 hours (steady decline since this morning). PM scrubbed by 3 hours of recent rain — PM2.5 down to 8.3 µg/m³, PM10 to 8.6 µg/m³.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 34. Overcast through the UV peak window (cloud cover ~77%) — afternoon ozone should stay flat.
- Present
- AQI 34
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 8
PM × Wind × Precip
PM scrubbed by 3 hours of recent rain — PM2.5 down to 8.3 µg/m³, PM10 to 8.6 µg/m³.
- PM2.5/PM10
- 0.97
- Wind
- light
- Recent rain
- 3h in last 6h
- Pattern
- washed out
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 5:20 AM
- Moonset
- 3:19 PM
- In sign
- ♒︎ Aquarius
Prairie lightning bugs rise
West Des Moines at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: April 25 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — West Des Moines
SPC has placed West Des Moines in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.