Heat Advisory — McKenzie, ND, Dunn, ND, Mercer, ND, Oliver, ND, Sheridan, ND, Wells, ND, Foster, ND, Golden Valley, ND, Billings, ND, Stark, ND, Burleigh, ND, Kidder, ND, Stutsman, ND, Slope, ND, Hettinger, ND, Grant, ND, Bowman, ND, Adams, ND, Emmons, ND, Logan, ND, La Moure, ND, McIntosh, ND, Dickey, ND, Western McLean, ND, Eastern McLean, ND, Western Morton, ND, Eastern Morton, ND, Western Sioux, ND, Eastern Sioux, ND 10:00 PM

Mercer County, North Dakota, United States

Last updated: 6:50 PM CDT  ·  Refresh
33°C
Feels like 33°
Clear
▲ 33°  /  ▼ 15°
Wind
11 mph NNW
Humidity
40%
Dew Point
18°
Pressure
27.78 inHg
Visibility
10 mi
UV Index
5.5
Cloud Cover
5%
Sunrise
6:07 AM
Sunset
9:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mercer County is currently clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1534 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 9:39PM.

Alerts

Heat Advisory
McKenzie, ND, Dunn, ND, Mercer, ND, Oliver, ND, Sheridan, ND, Wells, ND, Foster, ND, Golden Valley, ND, Billings, ND, Stark, ND, Burleigh, ND, Kidder, ND, Stutsman, ND, Slope, ND, Hettinger, ND, Grant, ND, Bowman, ND, Adams, ND, Emmons, ND, Logan, ND, La Moure, ND, McIntosh, ND, Dickey, ND, Western McLean, ND, Eastern McLean, ND, Western Morton, ND, Eastern Morton, ND, Western Sioux, ND, Eastern Sioux, ND
Expires 10:00 PM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
8%
7 PM
32°
20%
8 PM
29°
20%
9 PM
26°
7%
10 PM
24°
7%
11 PM
22°
7%
12 AM
21°
3%
1 AM
21°
3%
2 AM
19°
3%
3 AM
19°
3%
4 AM
18°
3%
5 AM
16°
15%
6 AM
15°
15%
7 AM
17°
15%
8 AM
18°
3%
9 AM
19°
3%
10 AM
20°
3%
11 AM
22°
3%
12 PM
23°
3%
1 PM
28°
3%
2 PM
28°
3%
3 PM
29°
3%
4 PM
29°
3%
5 PM
29°
3%
7-Day Forecast
Tonight
33° 15°
Clear.
Fri
32° 15°
Haze.
Sat
32° 17°
Mostly Cloudy.
Sun
36° 18°
Mostly Clear with a 39% chance of rain.
Mon
31° 14°
Partly Cloudy.
Tue
27° 12°
Mostly Cloudy.
Wed
29° 13°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 8% 11 mph NNW 40%
7 PM 32° Clear 20% 13 mph NNW 43%
8 PM 29° Clear 20% 14 mph NNW 53%
9 PM 26° Clear 7% 13 mph N 61%
10 PM 24° Mostly Clear 7% 11 mph N 68%
11 PM 22° Mostly Clear 7% 10 mph N 74%
12 AM 21° Partly Cloudy 3% 8 mph N 80%
1 AM 21° Mostly Clear 3% 7 mph N 85%
2 AM 19° Partly Cloudy 3% 6 mph N 89%
3 AM 19° Mostly Clear 3% 6 mph N 93%
4 AM 18° Partly Cloudy 3% 5 mph N 94%
5 AM 16° Partly Cloudy 15% 5 mph N 94%
6 AM 15° Haze 15% 5 mph N 94%
7 AM 17° Haze 15% 6 mph N 89%
8 AM 18° Mostly Cloudy 3% 7 mph N 82%
9 AM 19° Mostly Cloudy 3% 8 mph N 75%
10 AM 20° Partly Cloudy 3% 8 mph N 66%
11 AM 22° Partly Cloudy 3% 9 mph N 56%
12 PM 23° Partly Cloudy 3% 9 mph NNE 46%
1 PM 28° Partly Cloudy 3% 9 mph NNE 40%
2 PM 28° Partly Cloudy 3% 9 mph NNE 37%
3 PM 29° Partly Cloudy 3% 9 mph NNE 34%
4 PM 29° Partly Cloudy 3% 9 mph NNE 33%
5 PM 29° Partly Cloudy 3% 9 mph NNE 32%
15-Day Forecast
Today
7/16
Clear
8%
15°
33°
Fri
7/17
Haze
15%
15°
32°
Sat
7/18
Mostly Cloudy
14%
17°
32°
Sun
7/19
Mostly Clear
39%
18°
36°
Mon
7/20
Partly Cloudy
3%
14°
31°
Tue
7/21
Mostly Cloudy
17%
12°
27°
Wed
7/22
Mostly Clear
8%
13°
29°
Thu
7/23
Partly Cloudy
8%
16°
32°
Fri
7/24
Mostly Clear
44%
18°
33°
Sat
7/25
Mostly Clear
44%
20°
36°
Sun
7/26
Clear
44%
19°
39°
Mon
7/27
Drizzle
60%
20°
39°
Tue
7/28
Drizzle
60%
19°
34°
Wed
7/29
Drizzle
60%
18°
32°
Thu
7/30
Drizzle
60%
18°
33°
44
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
43 AQI 7.7 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 44 Good 44 43
Sat 42 Good 38 42
Sun 34 Good 34 34
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 Thu Jul 16, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1624 J/kg
MLCAPE1724 J/kg
MUCAPE1851 J/kg
SBCIN0 J/kg
MLCIN-0 J/kg
Lifted Index-4.6
Kinematics
0–6 km Shear14 kt
0–1 km Shear2 kt
Eff. Shear15 kt
0–1 km SRH7
0–3 km SRH-23
Eff. SRH-23
Storm Motion223° @ 15 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.2
Thermo & Levels
PWAT1.48 in
0–3 km LR7.9 °C/km
700–500 LR6.6 °C/km
Total Totals52.6
LCL758 hPa
LFC941 hPa
EL188 hPa
Freezing Lvl14,262 ft