Today | Weather | Tuesday, June 9, 2026
Active Weather Warnings

Weather in Grand Forks, North Dakota

06:57 PM
Now
Cloudy Weather
90° F
Feels Like 88°
Precipitation 11 %
Wind 23 mph
UV Index (0 - 11+) 1
Humidity 43 %
Today
Cloudy Weather
Day 91°
Night 64°
Precipitation 25 %
Wind 18 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Grand Forks Weather Forecast Updated

Last updated on

Air Quality in Grand Forks

NOW
40 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.41 µg/m³
PM10 3.63 µg/m³
O3 0.043 ppm
NO2 0.4 ppb
SO2 0.2 ppb
CO 0.10 ppm
NH3 1.7 µg/m³
NO 0.04 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.53.41 µg/m³
PM103.63 µg/m³
O384.38 µg/m³
NO20.82 µg/m³
SO20.57 µg/m³
CO118.63 µg/m³
NH31.7 µg/m³
NO0.04 µg/m³

Weather Alerts and Warnings for Grand Forks

Moderate Expected Likely

Heat Advisory

Heat Advisory issued June 9 at 11:10AM CDT until June 9 at 8:00PM CDT by NWS Grand Forks ND
Jun 9, 11:10 AM Jun 9, 8:00 PM
WHAT: Heat index values up to 100.

WHERE: Red River Valley including portions of northwest and west
central Minnesota and east North Dakota.

WHEN: Until 8 PM CDT this evening.

IMPACTS: Hot temperatures and high humidity may cause heat
illnesses.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Updated: Jun 9, 5:47 PM Source: NWS Alert