Golden Valley County, Montana, United States

Last updated: 7:33 PM CDT  ·  Refresh
21°C
Feels like 19°
Mostly Clear
▲ 23°  /  ▼ 9°
Wind
4 mph NE
Humidity
42%
Dew Point
9°
Pressure
26.19 inHg
Visibility
10 mi
UV Index
2.2
Cloud Cover
12%
Sunrise
7:03 AM
Sunset
7:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Golden Valley County is currently mostly clear at 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 639 J/kg) — isolated convective development possible. Sunrise: 7:03AM · Sunset: 7:11PM.

Alerts

No active alerts for this location.
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
5%
7 PM
19°
16%
8 PM
18°
14%
9 PM
16°
14%
10 PM
14°
14%
11 PM
14°
7%
12 AM
13°
3%
1 AM
12°
3%
2 AM
12°
3%
3 AM
11°
3%
4 AM
11°
3%
5 AM
9°
3%
6 AM
9°
3%
7 AM
11°
3%
8 AM
12°
3%
9 AM
14°
3%
10 AM
17°
3%
11 AM
18°
3%
12 PM
18°
3%
1 PM
21°
3%
2 PM
22°
3%
3 PM
22°
3%
4 PM
22°
3%
5 PM
21°
3%
7-Day Forecast
Tonight
23° 9°
Mostly Clear.
Thu
26° 9°
Clear.
Fri
27° 12°
Mostly Clear.
Sat
21° 10°
Mostly Clear.
Sun
17° 7°
Overcast with a 37% chance of rain.
Mon
18° 7°
Drizzle, 52% chance.
Tue
19° 7°
Mostly Cloudy with a 45% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Clear 5% 4 mph NE 42%
7 PM 19° Clear 16% 4 mph E 47%
8 PM 18° Clear 14% 3 mph SSW 51%
9 PM 16° Clear 14% 3 mph SW 54%
10 PM 14° Clear 14% 4 mph WSW 61%
11 PM 14° Clear 7% 5 mph WSW 63%
12 AM 13° Clear 3% 5 mph W 65%
1 AM 12° Clear 3% 6 mph W 67%
2 AM 12° Clear 3% 6 mph W 68%
3 AM 11° Clear 3% 6 mph W 69%
4 AM 11° Clear 3% 6 mph W 71%
5 AM 9° Clear 3% 6 mph W 72%
6 AM 9° Clear 3% 6 mph W 63%
7 AM 11° Clear 3% 6 mph WSW 61%
8 AM 12° Clear 3% 5 mph WSW 59%
9 AM 14° Clear 3% 4 mph WSW 55%
10 AM 17° Clear 3% 4 mph WSW 49%
11 AM 18° Clear 3% 4 mph SW 44%
12 PM 18° Clear 3% 4 mph SW 45%
1 PM 21° Clear 3% 5 mph SSW 42%
2 PM 22° Clear 3% 6 mph SSW 39%
3 PM 22° Clear 3% 6 mph SSW 37%
4 PM 22° Clear 3% 6 mph S 39%
5 PM 21° Clear 3% 7 mph S 40%
15-Day Forecast
Today
9/23
Mostly Clear
14%
9°
23°
Thu
9/24
Clear
3%
9°
26°
Fri
9/25
Mostly Clear
3%
12°
27°
Sat
9/26
Mostly Clear
19%
10°
21°
Sun
9/27
Overcast
37%
7°
17°
Mon
9/28
Drizzle
52%
7°
18°
Tue
9/29
Mostly Cloudy
45%
7°
19°
Wed
9/30
Partly Cloudy
7%
8°
20°
Thu
10/1
Mostly Cloudy
20%
7°
17°
Fri
10/2
Drizzle
52%
2°
14°
Sat
10/3
Drizzle
60%
2°
10°
Sun
10/4
Drizzle
60%
4°
13°
Mon
10/5
Drizzle
60%
6°
16°
Tue
10/6
Clear
60%
7°
18°
Wed
10/7
Clear
25%
8°
19°
36
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
19 AQI 3.5 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 36 Good 36 19
Fri 41 Good 41 19
Sat 44 Good 44 29
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 Sep 23, 23:00'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
SBCAPE435 J/kg
MLCAPE143 J/kg
MUCAPE435 J/kg
SBCIN-196 J/kg
MLCIN-67 J/kg
Lifted Index-1.6
Kinematics
0–6 km Shear23 kt
0–1 km Shear10 kt
Eff. Shear19 kt
0–1 km SRH44
0–3 km SRH60
Eff. SRH60
Storm Motion326° @ 20 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.7
Thermo & Levels
PWAT0.73 in
0–3 km LR8.0 °C/km
700–500 LR6.9 °C/km
Total Totals51.2
LCL746 hPa
LFC675 hPa
EL253 hPa
Freezing Lvl8,606 ft