Willmar, Minnesota Weather
Prairie lightning bugs rise. Day 76 of spring. Read this microseason across nine climate regions →
Willmar weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast32%—84°64°—
- ThursdayJun 4Rain55%0.47″83°62°-1°
- FridayJun 5Heavy Drizzle50%0.03″79°64°-4°
- SaturdayJun 6Clear——80°58°+1°
- SundayJun 7Overcast23%—85°62°+5°
- MondayJun 8Light Drizzle55%0.04″76°68°-9°
- TuesdayJun 9Light Drizzle31%—80°67°+4°
Ozone at AQI 83 — peak already passed at 1 PM under partly cloudy skies. AQI up 15 in the last 6 hours — air quality is degrading. Levels should ease through evening.
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 83 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 83
- UV peak
- 4.3 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 83
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
- 4:34 AM
- Moonset
- 12:59 PM
- In sign
- ♑︎ Capricorn
Prairie lightning bugs rise
Willmar at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: May 17 (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 3, 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 — Willmar
SPC has placed Willmar in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWMRGLMarginal Risk
- DAY 3MRGLMarginal Risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
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.