Superior, Montana Weather
Pikas hayfeeding in granite peaks. Day 77 of spring. Read this microseason across nine climate regions →
Superior weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast12%—70°56°—
- FridayJun 5Overcast——71°51°+1°
- SaturdayJun 6Overcast——65°44°-6°
- SundayJun 7Light Drizzle14%—61°41°-4°
- MondayJun 8Overcast11%—66°44°+5°
- TuesdayJun 9Light Drizzle49%—69°52°+3°
- WednesdayJun 10Light Drizzle48%0.06″59°51°-10°
PM2.5 at 11.1 µg/m³ (AQI 55) with a 0.67 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust. AQI down 8 over the last 6 hours (steady decline since this morning).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 11.1 µg/m³ (AQI 55) with a 0.67 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.67
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 6:38 AM
- Moonset
- 3:20 PM
- In sign
- ♑︎ Capricorn
Pikas hayfeeding in granite peaks
Superior at a glance
- Today vs. normal: 8°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
Warm-season window is open
As of June 4, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.