Louisburg, Minnesota Weather
Prairie lightning bugs rise. Day 78 of spring. Read this microseason across nine climate regions →
Louisburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Thunderstorm88%0.35″81°63°—
- FridayJun 5Heavy Rain34%2.3″78°64°-3°
- SaturdayJun 6Foggy——86°59°+8°
- SundayJun 7Overcast26%—90°64°+4°
- MondayJun 8Overcast45%—91°66°+1°
- TuesdayJun 9Thunderstorm20%—89°73°-2°
- WednesdayJun 10Thunderstorm21%—101°74°+12°
Ozone at AQI 40. AQI up 9 over the last 6 hours (gradual rise). Overcast through the UV peak window (cloud cover ~70%) — afternoon ozone should stay flat.
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 40. Overcast through the UV peak window (cloud cover ~70%) — afternoon ozone should stay flat.
- Present
- AQI 40
- UV peak
- 0.1 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 6.7 µg/m³ (AQI 37) with a 0.87 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.87
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 5:41 AM
- Moonset
- 3:19 PM
- In sign
- ♒︎ Aquarius
Prairie lightning bugs rise
Louisburg at a glance
- Today vs. normal: 72°F — typical for the season
- 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 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 — Louisburg
SPC has placed Louisburg in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
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.