Thief River Falls, Minnesota Weather
Prairie lightning bugs rise. Day 78 of spring. Read this microseason across nine climate regions →
Thief River Falls weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Partly Cloudy33%—77°60°—
- FridayJun 5Light Drizzle10%—73°58°-4°
- SaturdayJun 6Overcast——80°56°+7°
- SundayJun 7Overcast13%—83°63°+3°
- MondayJun 8Light Drizzle54%—81°65°-2°
- TuesdayJun 9Drizzle27%—84°65°+3°
- WednesdayJun 10Thunderstorm44%—92°70°+8°
Ozone at AQI 35 now. AQI up 9 over the last 6 hours (gradual rise). With UV 0.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 by mid-afternoon.
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 35 now. With UV 0.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 by mid-afternoon.
- Present
- AQI 35
- UV peak
- 0.1 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 6
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
- 5:50 AM
- Moonset
- 3:10 PM
- In sign
- ♒︎ Aquarius
Prairie lightning bugs rise
Thief River Falls at a glance
- Today vs. normal: 6°F above the seasonal normal for this latitude
- Last frost: June 4 (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 — Thief River Falls
SPC has placed Thief River Falls in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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.