Heimdal, North Dakota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Heimdal weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——81°58°—
- SundayJul 5Overcast——88°61°+7°
- MondayJul 6Light Rain21%0.14″85°65°-3°
- TuesdayJul 7Heavy Drizzle56%—68°59°-17°
- WednesdayJul 8Overcast57%—76°54°+8°
- ThursdayJul 9Light Drizzle28%0.01″81°57°+5°
- FridayJul 10Mostly Clear28%—85°61°+4°
AQI 36 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.6 µg/m³ (AQI 52) with a 0.95 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
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 9.6 µg/m³ (AQI 52) with a 0.95 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- Wind
- calm
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:47 PM
- Moonset
- 10:36 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Heimdal at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: June 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Heimdal
- Sat81°58°7%
- Sun88°61°6%
- Mon85°65°21%
- Tue68°59°56%
- Wed76°54°57%
- Thu81°57°28%
- Fri85°61°28%
- Sat75°56°26%
- Sun92°57°10%
- Mon75°61°10%
- Tue82°57°12%
- Wed96°60°18%
- Thu100°71°23%
- Fri82°61°11%
- Sat99°60°14%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 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 — Heimdal
SPC has placed Heimdal in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal 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.
ZIP codes in Heimdal
- 58341