Havana, North Dakota Weather
Prairie lightning bugs rise. Day 77 of spring. Read this microseason across nine climate regions →
Havana weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Light Drizzle21%—79°60°—
- FridayJun 5Overcast16%—76°64°-3°
- SaturdayJun 6Clear——82°58°+6°
- SundayJun 7Thunderstorm21%—89°69°+7°
- MondayJun 8Light Showers41%—84°70°-5°
- TuesdayJun 9Drizzle21%—87°63°+3°
- WednesdayJun 10Thunderstorm32%—99°71°+12°
Ozone at AQI 43 — peak already passed at 1 PM under partly cloudy skies. AQI up 16 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 43 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 43
- UV peak
- 1.1 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 43
PM × Wind × Precip
PM2.5 at 4.9 µg/m³ (AQI 27) with a 0.68 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.68
- 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
- 5:22 AM
- Moonset
- 2:13 PM
- In sign
- ♒︎ Aquarius
Prairie lightning bugs rise
Havana at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: May 22 (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 — Havana
SPC has placed Havana in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe 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.