How does NOAA issue severe storm watches for South Valley?

The National Weather Service (NWS) monitors atmospheric instability across Montana. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in South Valley today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

MT, USAZIP 59147Live NOAA Station

South Valley, MT

Q: What is the current temperature and forecast in South Valley, Montana?

The current weather in South Valley is around 66°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Clear sky•Ressenti 67°F

72°F/47°F

6 mph 203°

64%Humidité

66°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Mis à jour: 06:30 AM (America/Denver)

Daily Meteorological Briefing

South Valley, MT

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across South Valley, MT today.

Current temperature is 66°F (feels like 67°F), with daytime highs reaching 72°F and overnight lows around 47°F. Humidity is at 64%, with atmospheric pressure steady at 1010.3 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 14° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 5.55 • High UV

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Prévisions heure par heure

Next 16 Hours

Now

54°F

1 AM

54°F

2 AM

53°F

3 AM

51°F

4 AM

49°F

5 AM

48°F

6 AM

47°F

7 AM

47°F

8 AM

49°F

9 AM

53°F

10 AM

56°F

11 AM

60°F

12 PM

65°F

1 PM

68°F

2 PM

70°F

3 PM

71°F

Prévisions sur 10 jours

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

47°F

72°F

Wed

Sep 23

52°F

75°F

Thu

Sep 24

55°F

82°F

Fri

Sep 25

55°F

86°F

Sat

Sep 26

50°F

68°F

Sun

Sep 27

14%

42°F

63°F

Mon

Sep 28

25%

51°F

72°F

Tue

Sep 29

18%

48°F

70°F

Wed

Sep 30

52°F

76°F

Thu

Oct 1

50°F

79°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Indice UVHigh

5.55 / 11+

Protection requiredPeak 5.55

Vent203°

6 mph

Wind Gusts:10 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:05 AM

Sunset07:15 PM

Solar Noon:12:54 PM

HumiditéHumid

64%

Point de rosée:54°F

PressionSteady

29.83 inHg

Trend:Stable (+0.1 hPa)

VisibilitéClear

17.6 mi

Haze:Minimal

Air Quality Index (AQI)Good

19US EPA Standard

Air quality is ideal for outdoor activities.

PM2.51 µg

OZONE82 µg

PM101 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsIdeal

Perfect temperature and low humidity for outdoor workouts.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise01:05 AM

Daylight ~13h

Sunset01:15 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Questions fréquentes sur la météo - South Valley, Montana

The current weather in South Valley is around 66°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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