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: 6:18 PM CDT  ·  Refresh
36°C
Feels like 36°
Mostly Clear
▲ 38°  /  ▼ 20°
Wind
11 mph SSW
Humidity
28%
Dew Point
18°
Pressure
28.89 inHg
Visibility
9 mi
UV Index
5.5
Cloud Cover
23%
Sunrise
6:00 AM
Sunset
9:07 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Grand Forks is currently mostly clear at 36°C. Precipitation is likely — peak probability 57% around 6 PM. Atmospheric instability is elevated (CAPE up to 1606 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
36°
25%
7 PM
34°
40%
8 PM
32°
46%
9 PM
30°
40%
10 PM
28°
47%
11 PM
27°
31%
12 AM
26°
26%
1 AM
26°
29%
2 AM
26°
35%
3 AM
26°
41%
4 AM
24°
45%
5 AM
24°
49%
6 AM
21°
53%
7 AM
21°
47%
8 AM
22°
50%
9 AM
23°
54%
10 AM
25°
45%
11 AM
26°
46%
12 PM
26°
36%
1 PM
27°
39%
2 PM
27°
39%
3 PM
28°
42%
4 PM
28°
48%
5 PM
28°
49%
7-Day Forecast
Tonight
38° 20°
Mostly Clear with a 40% chance of rain.
Thu
32° 21°
Mostly Cloudy with a 57% chance of rain.
Fri
31° 15°
Clear with a 26% chance of rain.
Sat
32° 15°
Mostly Clear with a 58% chance of rain.
Sun
37° 20°
Mostly Clear with a 37% chance of rain.
Mon
32° 16°
Heavy Rain, 72% chance.
Tue
25° 13°
Partly Cloudy with a 56% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 36° Mostly Clear 25% 11 mph SSW 28%
7 PM 34° Partly Cloudy 40% 8 mph SW 30%
8 PM 32° Mostly Cloudy 46% 7 mph S 34%
9 PM 30° Heavy Rain 40% 6 mph S 38%
10 PM 28° Mostly Cloudy 47% 6 mph SSW 42%
11 PM 27° Mostly Cloudy 31% 6 mph S 44%
12 AM 26° Mostly Cloudy 26% 7 mph SSW 47%
1 AM 26° Overcast 29% 7 mph SSW 50%
2 AM 26° Overcast 35% 7 mph SSW 52%
3 AM 26° Overcast 41% 7 mph SSW 53%
4 AM 24° Overcast 45% 7 mph S 55%
5 AM 24° Overcast 49% 6 mph SSW 59%
6 AM 21° Overcast 53% 5 mph SSW 64%
7 AM 21° Overcast 47% 5 mph SSW 67%
8 AM 22° Overcast 50% 4 mph SW 65%
9 AM 23° Overcast 54% 4 mph WSW 62%
10 AM 25° Overcast 45% 4 mph NW 59%
11 AM 26° Overcast 46% 5 mph WNW 58%
12 PM 26° Overcast 36% 6 mph WNW 57%
1 PM 27° Mostly Cloudy 39% 7 mph WNW 57%
2 PM 27° Mostly Cloudy 39% 8 mph NW 57%
3 PM 28° Mostly Cloudy 42% 7 mph NW 53%
4 PM 28° Partly Cloudy 48% 7 mph NW 51%
5 PM 28° Partly Cloudy 49% 7 mph NW 51%
15-Day Forecast
Today
7/29
Mostly Clear
40%
20°
38°
Thu
7/30
Mostly Cloudy
57%
21°
32°
Fri
7/31
Clear
26%
15°
31°
Sat
8/1
Mostly Clear
58%
15°
32°
Sun
8/2
Mostly Clear
37%
20°
37°
Mon
8/3
Heavy Rain
72%
16°
32°
Tue
8/4
Partly Cloudy
56%
13°
25°
Wed
8/5
Mostly Clear
16%
12°
27°
Thu
8/6
Drizzle
35%
14°
28°
Fri
8/7
Drizzle
54%
14°
29°
Sat
8/8
Clear
36%
14°
29°
Sun
8/9
Drizzle
60%
16°
29°
Mon
8/10
Drizzle
60%
16°
28°
Tue
8/11
Drizzle
60%
17°
29°
Wed
8/12
Clear
25%
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, 22:00'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
SBCAPE1983 J/kg
MLCAPE2428 J/kg
MUCAPE2774 J/kg
SBCIN-72 J/kg
MLCIN0 J/kg
Lifted Index-6.1
Kinematics
0–6 km Shear25 kt
0–1 km Shear9 kt
Eff. Shear26 kt
0–1 km SRH43
0–3 km SRH7
Eff. SRH7
Storm Motion256° @ 26 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.3
K-Index42.9
Thermo & Levels
PWAT1.72 in
0–3 km LR8.9 °C/km
700–500 LR6.9 °C/km
Total Totals57.0
LCL750 hPa
LFC717 hPa
EL205 hPa
Freezing Lvl13,707 ft