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Now · 2:12 PM

Helena Valley Northeast Weather & Hourly Forecast

United States · Montana · 59602

Mostly sunny
77°F
Mostly sunny
Feels like: 72°F
💧 Humidity 29% 🌡 Pressure 29.77 inHg 💨 Wind 6 mph 👁 Visibility 26.6 mi Clouds 23% ☀️ UV index 6.0 · High 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Helena Valley Northeast

Today
Mostly sunny · 3:00 PM Mostly sunny
79° 💧 None 💨 3 mph H 28%29.74 inHg
Mostly sunny · 6:00 PM Mostly sunny
79° 💧 None 💨 16 mph H 18%29.68 inHg
Partly cloudy night · 9:00 PM Partly cloudy night
66° 💧 None 💨 5 mph H 37%29.71 inHg
Tomorrow
Mostly cloudy night · 12:00 AM Mostly cloudy night
58° 💧 None 💨 2 mph H 55%29.77 inHg
Overcast night · 3:00 AM Overcast night
54° 💧 0.085 in 💨 2 mph H 68%29.80 inHg
Light rain · 6:00 AM Light rain
54° 💧 0.111 in 💨 2 mph H 87%29.85 inHg
Mostly sunny · 9:00 AM Mostly sunny
55° 💧 0.004 in 💨 2 mph H 84%29.88 inHg
Mostly cloudy · 12:00 PM Mostly cloudy
64° 💧 0.004 in 💨 2 mph H 58%29.85 inHg
Overcast · 3:00 PM Overcast
63° 💧 0.003 in 💨 12 mph H 48%29.88 inHg
Partly cloudy · 6:00 PM Partly cloudy
60° 💧 None 💨 13 mph H 56%29.91 inHg
Mostly clear night · 9:00 PM Mostly clear night
53° 💧 None 💨 6 mph H 66%30.00 inHg
Saturday
Mostly cloudy night · 12:00 AM Mostly cloudy night
48° 💧 None 💨 2 mph H 82%30.06 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
46° 💧 None 💨 1 mph H 87%30.06 inHg
Overcast night · 6:00 AM Overcast night
46° 💧 None 💨 1 mph H 87%30.09 inHg
Overcast · 9:00 AM Overcast
51° 💧 None 💨 2 mph H 74%30.09 inHg
Overcast · 12:00 PM Overcast
57° 💧 None 💨 3 mph H 61%30.03 inHg

In Helena Valley Northeast and, more broadly, across the state of Montana: The rest of the day will feature a mix of sun and clouds, with temperatures ranging from the low 50s to the low 70s. Expect mild conditions overall. Winds will be noticeable from the west, reaching up to 19 mph with gusts up to 31 mph. No precipitation is forecasted, so outdoor plans should be comfortable, but be prepared for a breezy afternoon. Conditions will remain fairly mild, making it a good day for outdoor activities that can handle some wind. Temperatures are expected to stay steady through the afternoon, gradually cooling as evening approaches.

15-Day Weather Outlook for Helena Valley Northeast

TomorrowTomorrow Mostly sunny Mostly sunny 79°/53° 💧 None 💨 16 mph
Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 64°/46° 💧 None 💨 13 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 63°/46° 💧 0.310 in 💨 11 mph
Monday, Sep 14Mon Sep 14 Moderate rain Moderate rain 61°/45° 💧 0.041 in 💨 6 mph
Tuesday, Sep 15Tue Sep 15 Partly cloudy Partly cloudy 68°/42° 💧 0.000 in 💨 6 mph
Wednesday, Sep 16Wed Sep 16 Light rain Light rain 68°/48° 💧 0.029 in 💨 11 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 58°/43° 💧 0.032 in 💨 11 mph
Friday, Sep 18Fri Sep 18 Sunny Sunny 69°/45° 💧 None 💨 3 mph
Saturday, Sep 19Sat Sep 19 Sunny Sunny 70°/49° 💧 None 💨 8 mph
Sunday, Sep 20Sun Sep 20 Mostly cloudy Mostly cloudy 74°/51° 💧 None 💨 5 mph
Monday, Sep 21Mon Sep 21 Overcast Overcast 73°/50° 💧 0.004 in 💨 5 mph
Tuesday, Sep 22Tue Sep 22 Mostly cloudy Mostly cloudy 71°/48° 💧 None 💨 9 mph
Wednesday, Sep 23Wed Sep 23 Partly cloudy Partly cloudy 77°/52° 💧 None 💨 12 mph
Thursday, Sep 24Thu Sep 24 Mostly sunny Mostly sunny 69°/46° 💧 None 💨 8 mph
Friday, Sep 25Fri Sep 25 Sunny Sunny 72°/51° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Helena Valley Northeast

Vertical axis: °F · Color based on temperature
Mostly sunny at 3:00 PM
79° Today 3:00 PM
Mostly sunny at 4:00 PM
81° 4:00 PM
Mostly sunny at 5:00 PM
82° 5:00 PM
Mostly sunny at 6:00 PM
79° 6:00 PM
Mostly sunny at 7:00 PM
75° Today 7:00 PM
Mostly clear night at 8:00 PM
68° 8:00 PM
Partly cloudy night at 9:00 PM
66° 9:00 PM
Partly cloudy night at 10:00 PM
63° 10:00 PM
Mostly cloudy night at 11:00 PM
60° Today 11:00 PM
Mostly cloudy night at 12:00 AM
58° 12:00 AM
Mostly cloudy night at 1:00 AM
57° 1:00 AM
Mostly cloudy night at 2:00 AM
55° 2:00 AM
Overcast night at 3:00 AM
54° Tomorrow 3:00 AM
Overcast night at 4:00 AM
55° 4:00 AM
Light rain at 5:00 AM
54° 5:00 AM
Light rain at 6:00 AM
54° 6:00 AM
Light rain at 7:00 AM
53° Tomorrow 7:00 AM
Light rain at 8:00 AM
54° 8:00 AM
Mostly sunny at 9:00 AM
55° 9:00 AM
Partly cloudy at 10:00 AM
59° 10:00 AM
Mostly cloudy at 11:00 AM
62° Tomorrow 11:00 AM
Mostly cloudy at 12:00 PM
64° 12:00 PM
Mostly cloudy at 1:00 PM
66° 1:00 PM
Overcast at 2:00 PM
65° 2:00 PM
Overcast at 3:00 PM
63° Tomorrow 3:00 PM
Overcast at 4:00 PM
64° 4:00 PM
Mostly cloudy at 5:00 PM
62° 5:00 PM
Partly cloudy at 6:00 PM
60° 6:00 PM
Sunny at 7:00 PM
58° Tomorrow 7:00 PM
Clear night at 8:00 PM
55° 8:00 PM
Mostly clear night at 9:00 PM
53° 9:00 PM
Partly cloudy night at 10:00 PM
51° 10:00 PM
Mostly cloudy night at 11:00 PM
49° Tomorrow 11:00 PM
Mostly cloudy night at 12:00 AM
48° 12:00 AM
Mostly cloudy night at 1:00 AM
47° 1:00 AM
Mostly cloudy night at 2:00 AM
47° 2:00 AM
Mostly cloudy night at 3:00 AM
46° Saturday 3:00 AM
Overcast night at 4:00 AM
46° 4:00 AM
Overcast night at 5:00 AM
46° 5:00 AM
Overcast night at 6:00 AM
46° 6:00 AM
Overcast night at 7:00 AM
47° Saturday 7:00 AM
Overcast at 8:00 AM
49° 8:00 AM
Overcast at 9:00 AM
51° 9:00 AM
Overcast at 10:00 AM
52° 10:00 AM
Overcast at 11:00 AM
54° Saturday 11:00 AM
Overcast at 12:00 PM
57° 12:00 PM
Mostly cloudy at 1:00 PM
60° 1:00 PM
Partly cloudy at 2:00 PM
62° 2:00 PM
Mostly cloudy at 3:00 PM
63° Saturday 3:00 PM
Mostly cloudy at 4:00 PM
64° 4:00 PM
Mostly cloudy at 5:00 PM
64° 5:00 PM
Mostly cloudy at 6:00 PM
63° 6:00 PM
Mostly cloudy at 7:00 PM
60° Saturday 7:00 PM
Mostly cloudy night at 8:00 PM
56° 8:00 PM
Partly cloudy night at 9:00 PM
54° 9:00 PM
Mostly cloudy night at 10:00 PM
52° 10:00 PM
Mostly cloudy night at 11:00 PM
51° Saturday 11:00 PM
Mostly cloudy night at 12:00 AM
50° 12:00 AM
Mostly clear night at 1:00 AM
49° 1:00 AM
Mostly clear night at 2:00 AM
47° 2:00 AM
Mostly clear night at 3:00 AM
46° Sunday 3:00 AM
Partly cloudy night at 4:00 AM
46° 4:00 AM
Mostly cloudy night at 5:00 AM
46° 5:00 AM
Overcast night at 6:00 AM
47° 6:00 AM
Mostly cloudy at 9:00 AM
47° Sunday 9:00 AM
Mostly cloudy at 12:00 PM
51° 12:00 PM
Light rain at 3:00 PM
59° 3:00 PM
Mostly cloudy at 6:00 PM
58° 6:00 PM
Mostly clear night at 9:00 PM
48° Sunday 9:00 PM
Moderate rain at 12:00 AM
46° 12:00 AM
Overcast night at 3:00 AM
45° 3:00 AM
Mostly cloudy night at 6:00 AM
46° 6:00 AM
Overcast at 9:00 AM
49° Monday 9:00 AM
Mostly cloudy at 12:00 PM
56° 12:00 PM
Mostly cloudy at 3:00 PM
61° 3:00 PM
Partly cloudy at 6:00 PM
61° 6:00 PM
Mostly clear night at 9:00 PM
52° Monday 9:00 PM
Clear night at 12:00 AM
46° 12:00 AM
Clear night at 3:00 AM
44° 3:00 AM
Mostly clear night at 6:00 AM
42° 6:00 AM
Mostly cloudy at 9:00 AM
45° Tuesday 9:00 AM
Mostly sunny at 12:00 PM
59° 12:00 PM
Sunny at 3:00 PM
68° 3:00 PM
Sunny at 6:00 PM
68° 6:00 PM
Mostly clear night at 9:00 PM
57° Tuesday 9:00 PM
Mostly clear night at 12:00 AM
50° 12:00 AM
Mostly cloudy night at 3:00 AM
48° 3:00 AM
Mostly clear night at 6:00 AM
49° 6:00 AM
Light rain at 12:00 PM
54° Wednesday 12:00 PM
Partly cloudy at 6:00 PM
54° 6:00 PM
Mostly clear night at 12:00 AM
46° 12:00 AM
Partly cloudy night at 6:00 AM
43° 6:00 AM
Sunny at 12:00 PM
58° Thursday 12:00 PM
Sunny at 6:00 PM
69° 6:00 PM
Clear night at 12:00 AM
52° 12:00 AM
Clear night at 6:00 AM
45° 6:00 AM
Sunny at 12:00 PM
66° Friday 12:00 PM
Sunny at 6:00 PM
70° 6:00 PM
Clear night at 12:00 AM
51° 12:00 AM
Clear night at 6:00 AM
49° 6:00 AM
Sunny at 12:00 PM
65° Saturday 12:00 PM
Mostly cloudy at 6:00 PM
74° 6:00 PM
Partly cloudy night at 12:00 AM
54° 12:00 AM
Mostly cloudy night at 6:00 AM
51° 6:00 AM
Partly cloudy at 12:00 PM
67° Sunday 12:00 PM
Overcast at 6:00 PM
73° 6:00 PM
Clear night at 12:00 AM
54° 12:00 AM
Clear night at 6:00 AM
50° 6:00 AM
Sunny at 12:00 PM
68° Monday 12:00 PM
Mostly cloudy at 6:00 PM
71° 6:00 PM
Clear night at 12:00 AM
56° 12:00 AM
Clear night at 6:00 AM
48° 6:00 AM
Sunny at 12:00 PM
70° Tuesday 12:00 PM
Partly cloudy at 6:00 PM
77° 6:00 PM
Mostly clear night at 12:00 AM
61° 12:00 AM
Partly cloudy night at 6:00 AM
52° 6:00 AM
Overcast at 12:00 PM
64° Wednesday 12:00 PM
Sunny at 6:00 PM
69° 6:00 PM
Mostly clear night at 12:00 AM
52° 12:00 AM
Clear night at 6:00 AM
46° 6:00 AM
Sunny at 12:00 PM
67° Thursday 12:00 PM
Sunny at 6:00 PM
72° 6:00 PM
Clear night at 12:00 AM
55° 12:00 AM
Clear night at 6:00 AM
51° 6:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Helena Valley Northeast

Hourly forecast · Updated every 2 hours
Moderate
Nearest forecast value 3:00 PM
PM2.5 Fine particles Good 0,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 0,6µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Moderate 103,1µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,2µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Helena Valley Northeast

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 6,0High 😐Moderate
Tomorrow UV 4,6Moderate 🙂Fair
Saturday UV 2,6Low 🙂Fair
Sunday UV 3,0Moderate 🙂Fair
Monday UV 4,0Moderate 🙂Fair
Tuesday UV 4,0Moderate Unavailable
Wednesday UV 6,0High Unavailable
Hourly UV index today
3:00 PMUV 5,0 4:00 PMUV 3,6 5:00 PMUV 2,0 6:00 PMUV 0,8 7:00 PMUV 0,2
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed. Dry air can increase hydration needs.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Helena Valley Northeast

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 3:00 PM 4:00 PM 5:00 PM 6:00 PM Today 7:00 PM 8:00 PM 9:00 PM 10:00 PM Today 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tomorrow 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tomorrow 7:00 AM 8:00 AM 9:00 AM 10:00 AM Tomorrow 11:00 AM 12:00 PM 1:00 PM 2:00 PM Tomorrow 3:00 PM 4:00 PM 5:00 PM 6:00 PM Tomorrow 7:00 PM 8:00 PM 9:00 PM 10:00 PM Tomorrow 11:00 PM 12:00 AM 1:00 AM 2:00 AM Saturday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Saturday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Saturday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Saturday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Saturday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Saturday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Sunday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Sunday 9:00 AM 12:00 PM 3:00 PM 6:00 PM Sunday 9:00 PM 12:00 AM 3:00 AM 6:00 AM Monday 9:00 AM 12:00 PM 3:00 PM 6:00 PM Monday 9:00 PM 12:00 AM 3:00 AM 6:00 AM Tuesday 9:00 AM 12:00 PM 3:00 PM 6:00 PM Tuesday 9:00 PM 12:00 AM 3:00 AM 6:00 AM Wednesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Thursday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Friday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Saturday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Sunday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Monday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Tuesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Wednesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Thursday 12:00 PM 6:00 PM 12:00 AM 6:00 AM
Sustained wind Max gusts
NIGHT SKY · HELENA VALLEY NORTHEAST, MONTANA

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 10:00 PM–11:00 PM.

63/100Best-hour score
BEST TIME TONIGHT 10:00 PM–11:00 PM Astronomical darkness: 9:35 PM–5:15 AM
Cloud cover 52% Real hourly forecast for the best viewing hour.
Moonlight 1% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 17° high at the best hour.
Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min26%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Helena Valley Northeast were last refreshed today at 2:12 PM. The current forecast period extends through 12/09/2026 at 12:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.