Cohasset, Minnesota Weather
Prairie lightning bugs rise. Day 77 of spring. Read this microseason across nine climate regions →
Cohasset weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Light Drizzle37%0.01″80°61°—
- FridayJun 5Overcast20%—77°58°-3°
- SaturdayJun 6Clear——80°50°+3°
- SundayJun 7Clear——81°54°+1°
- MondayJun 8Heavy Drizzle64%0.13″75°60°-6°
- TuesdayJun 9Light Drizzle49%0.01″70°61°-5°
- WednesdayJun 10Foggy33%—87°60°+17°
Ozone at AQI 56. AQI down 13 over the last 6 hours (steady decline since this morning). Overcast through the UV peak window (cloud cover ~79%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 AM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 56. Overcast through the UV peak window (cloud cover ~79%) — afternoon ozone should stay flat.
- Present
- AQI 56
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 12
PM × Wind × Precip
PM2.5 at 4.8 µg/m³, PM10 at 5.2 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.92
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:11 AM
- Moonset
- 1:51 PM
- In sign
- ♑︎ Capricorn
Prairie lightning bugs rise
Cohasset at a glance
- Today vs. normal: 7°F below the seasonal normal for this latitude
- Last frost: May 29 (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 4, 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 — Cohasset
SPC has placed Cohasset in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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.