Heat Advisory — Towner, ND, Cavalier, ND, Benson, ND, Ramsey, ND, Eddy, ND, Nelson, ND, Griggs, ND, Barnes, ND, Ransom, ND, Sargent, ND, Richland, ND, Western Walsh County, ND, Pembina, ND, Eastern Walsh County, ND, Grand Forks, ND, Steele, ND, Traill, ND, Cass, ND 9:00 PM

Grand Forks, North Dakota

Last updated: 5:18 PM CDT  ·  Refresh
37°C
Feels like 37°
Mostly Clear
▲ 38°  /  ▼ 20°
Wind
11 mph SSW
Humidity
28%
Dew Point
18°
Pressure
28.90 inHg
Visibility
10 mi
UV Index
6.7
Cloud Cover
25%
Sunrise
6:00 AM
Sunset
9:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Grand Forks is currently mostly clear at 37°C. Precipitation is likely — peak probability 61% around 5 PM. Atmospheric instability is elevated (CAPE up to 1968 J/kg) — isolated convective development possible. Sunrise: 6:00AM · Sunset: 9:07PM.

Alerts

Heat Advisory
Towner, ND, Cavalier, ND, Benson, ND, Ramsey, ND, Eddy, ND, Nelson, ND, Griggs, ND, Barnes, ND, Ransom, ND, Sargent, ND, Richland, ND, Western Walsh County, ND, Pembina, ND, Eastern Walsh County, ND, Grand Forks, ND, Steele, ND, Traill, ND, Cass, ND
Expires 9:00 PM
73 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
10%
6 PM
36°
42%
7 PM
33°
41%
8 PM
30°
41%
9 PM
30°
40%
10 PM
28°
36%
11 PM
28°
26%
12 AM
27°
20%
1 AM
27°
24%
2 AM
26°
30%
3 AM
25°
40%
4 AM
24°
45%
5 AM
24°
45%
6 AM
22°
49%
7 AM
22°
43%
8 AM
22°
47%
9 AM
23°
50%
10 AM
25°
51%
11 AM
26°
48%
12 PM
27°
43%
1 PM
27°
44%
2 PM
28°
44%
3 PM
29°
47%
4 PM
29°
54%
7-Day Forecast
Today
38° 20°
Thunderstorm, 41% chance.
Thu
33° 22°
Mostly Cloudy with a 60% chance of rain.
Fri
29° 15°
Clear.
Sat
32° 16°
Mostly Clear with a 53% chance of rain.
Sun
35° 19°
Mostly Clear.
Mon
32° 17°
Rain, 78% chance.
Tue
25° 13°
Partly Cloudy with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 10% 11 mph SSW 28%
6 PM 36° Heavy Rain 42% 8 mph S 30%
7 PM 33° Heavy Rain 41% 10 mph S 32%
8 PM 30° Thunderstorm 41% 11 mph SSW 36%
9 PM 30° Heavy Rain 40% 6 mph SSW 41%
10 PM 28° Mostly Cloudy 36% 6 mph SSW 44%
11 PM 28° Mostly Cloudy 26% 7 mph SSW 47%
12 AM 27° Overcast 20% 8 mph SSW 50%
1 AM 27° Overcast 24% 8 mph SSW 53%
2 AM 26° Overcast 30% 6 mph SSW 55%
3 AM 25° Overcast 40% 6 mph S 56%
4 AM 24° Mostly Cloudy 45% 7 mph S 58%
5 AM 24° Mostly Cloudy 45% 6 mph S 62%
6 AM 22° Mostly Cloudy 49% 6 mph S 66%
7 AM 22° Mostly Cloudy 43% 6 mph S 69%
8 AM 22° Mostly Cloudy 47% 5 mph S 69%
9 AM 23° Mostly Cloudy 50% 5 mph NNE 66%
10 AM 25° Mostly Cloudy 51% 5 mph N 64%
11 AM 26° Mostly Cloudy 48% 5 mph NNE 62%
12 PM 27° Mostly Cloudy 43% 6 mph NE 61%
1 PM 27° Mostly Cloudy 44% 6 mph NE 60%
2 PM 28° Mostly Cloudy 44% 6 mph NE 57%
3 PM 29° Partly Cloudy 47% 6 mph NE 54%
4 PM 29° Partly Cloudy 54% 5 mph NE 51%
15-Day Forecast
Today
7/29
Thunderstorm
41%
20°
38°
Thu
7/30
Mostly Cloudy
60%
22°
33°
Fri
7/31
Clear
14%
15°
29°
Sat
8/1
Mostly Clear
53%
16°
32°
Sun
8/2
Mostly Clear
17%
19°
35°
Mon
8/3
Rain
78%
17°
32°
Tue
8/4
Partly Cloudy
28%
13°
25°
Wed
8/5
Mostly Clear
43%
12°
26°
Thu
8/6
Drizzle
43%
13°
28°
Fri
8/7
Drizzle
68%
16°
29°
Sat
8/8
Drizzle
60%
12°
29°
Sun
8/9
Drizzle
60%
16°
28°
Mon
8/10
Drizzle
60%
16°
28°
Tue
8/11
Clear
60%
17°
29°
Wed
8/12
Clear
60%
17°
29°
73
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
73 AQI 21.1 µg/m³
O3
Ground-level ozone
64 AQI 60 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 73 Moderate 64 73
Fri 56 Moderate 44 56
Sat 55 Moderate 29 55
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Wed Jul 29, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2211 J/kg
MLCAPE2551 J/kg
MUCAPE2820 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.8
Kinematics
0–6 km Shear27 kt
0–1 km Shear6 kt
Eff. Shear28 kt
0–1 km SRH29
0–3 km SRH-6
Eff. SRH-6
Storm Motion257° @ 26 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index41.2
Thermo & Levels
PWAT1.70 in
0–3 km LR9.0 °C/km
700–500 LR7.1 °C/km
Total Totals57.6
LCL749 hPa
LFC979 hPa
EL200 hPa
Freezing Lvl13,717 ft