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Now · 10:17 AM

Helena Flats Weather & Hourly Forecast

United States · Montana · 59901

Overcast
50°F
Overcast
Feels like: 50°F
💧 Humidity 89% 🌡 Pressure 29.91 inHg 💨 Wind 1 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 0.4 · Low 🌅 Sunrise 6:58 AM 🌇 Sunset 8:13 PM

Hourly Forecast for Helena Flats

Today
Overcast · 11:00 AM Overcast
50° 💧 None 💨 1 mph H 89%29.91 inHg
Overcast · 2:00 PM Overcast
52° 💧 None 💨 3 mph H 77%29.97 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
60° 💧 None 💨 3 mph H 44%29.94 inHg
Partly cloudy · 8:00 PM Partly cloudy
54° 💧 None 💨 3 mph H 57%29.97 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
49° 💧 None 💨 4 mph H 69%30.00 inHg
Tomorrow
Overcast night · 2:00 AM Overcast night
48° 💧 None 💨 2 mph H 68%30.03 inHg
Overcast night · 5:00 AM Overcast night
48° 💧 0.06 in 💨 1 mph H 73%30.03 inHg
Light rain · 8:00 AM Light rain
45° 💧 0.04 in 💨 4 mph H 92%30.12 inHg
Overcast · 11:00 AM Overcast
48° 💧 None 💨 4 mph H 80%30.09 inHg
Mostly sunny · 2:00 PM Mostly sunny
61° 💧 None 💨 7 mph H 46%30.00 inHg
Sunny · 5:00 PM Sunny
71° 💧 None 💨 5 mph H 36%29.94 inHg
Mostly cloudy · 8:00 PM Mostly cloudy
57° 💧 None 💨 5 mph H 57%29.91 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
53° 💧 0.01 in 💨 2 mph H 75%30.00 inHg
Sunday
Light rain · 2:00 AM Light rain
53° 💧 0.03 in 💨 4 mph H 84%30.03 inHg
Light rain · 5:00 AM Light rain
51° 💧 0.05 in 💨 2 mph H 95%30.03 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
51° 💧 None 💨 4 mph H 92%30.03 inHg

In Helena Flats and, more broadly, across the state of Montana: The rest of the day will be mostly sunny with a few clouds drifting across the sky. Temperatures will remain mild, ranging from 54 to 66 degrees Fahrenheit. Light northwest winds will blow at up to 9 mph, with occasional gusts reaching 18 mph. No precipitation is expected throughout the afternoon, so the weather should stay dry and comfortable. Conditions will be ideal for outdoor activities, with gentle breezes and moderate temperatures. The evening is likely to remain clear with similar conditions. Overall, it looks like a pleasant day ahead with good weather for most outdoor plans.

15-Day Weather Outlook for Helena Flats

TomorrowTomorrow Light rain Light rain 71°/45° 💧 0.10 in 💨 7 mph
Sunday, Sep 6Sun Sep 6 Light rain Light rain 74°/50° 💧 0.09 in 💨 12 mph
Monday, Sep 7Mon Sep 7 Heavy rain Heavy rain 66°/49° 💧 0.96 in 💨 16 mph
Tuesday, Sep 8Tue Sep 8 Light rain Light rain 67°/49° 💧 0.07 in 💨 7 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 74°/50° 💧 None 💨 6 mph
Thursday, Sep 10Thu Sep 10 Sunny Sunny 81°/49° 💧 None 💨 12 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 80°/49° 💧 None 💨 8 mph
Saturday, Sep 12Sat Sep 12 Mostly cloudy Mostly cloudy 69°/49° 💧 None 💨 8 mph
Sunday, Sep 13Sun Sep 13 Mostly cloudy Mostly cloudy 77°/45° 💧 None 💨 7 mph
Monday, Sep 14Mon Sep 14 Light rain Light rain 70°/53° 💧 0.04 in 💨 20 mph
Tuesday, Sep 15Tue Sep 15 Light rain Light rain 70°/52° 💧 0.01 in 💨 17 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 69°/40° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 73°/41° 💧 None 💨 4 mph
Friday, Sep 18Fri Sep 18 Mostly sunny Mostly sunny 83°/45° 💧 None 💨 9 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 83°/51° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Helena Flats

Vertical axis: °F · Color based on temperature
Overcast at 11:00 AM
50° Today 11:00 AM
Overcast at 12:00 PM
49° 12:00 PM
Overcast at 1:00 PM
50° 1:00 PM
Overcast at 2:00 PM
52° 2:00 PM
Mostly cloudy at 3:00 PM
57° Today 3:00 PM
Mostly cloudy at 4:00 PM
61° 4:00 PM
Mostly cloudy at 5:00 PM
60° 5:00 PM
Mostly cloudy at 6:00 PM
58° 6:00 PM
Sunny at 7:00 PM
58° Today 7:00 PM
Partly cloudy at 8:00 PM
54° 8:00 PM
Partly cloudy night at 9:00 PM
52° 9:00 PM
Mostly cloudy night at 10:00 PM
51° 10:00 PM
Mostly cloudy night at 11:00 PM
49° Today 11:00 PM
Mostly cloudy night at 12:00 AM
50° 12:00 AM
Overcast night at 1:00 AM
47° 1:00 AM
Overcast night at 2:00 AM
48° 2:00 AM
Overcast night at 3:00 AM
49° Tomorrow 3:00 AM
Overcast night at 4:00 AM
49° 4:00 AM
Overcast night at 5:00 AM
48° 5:00 AM
Light rain at 6:00 AM
45° 6:00 AM
Light rain at 7:00 AM
46° Tomorrow 7:00 AM
Light rain at 8:00 AM
45° 8:00 AM
Light rain at 9:00 AM
45° 9:00 AM
Overcast at 10:00 AM
46° 10:00 AM
Overcast at 11:00 AM
48° Tomorrow 11:00 AM
Overcast at 12:00 PM
49° 12:00 PM
Sunny at 1:00 PM
54° 1:00 PM
Mostly sunny at 2:00 PM
61° 2:00 PM
Mostly sunny at 3:00 PM
68° Tomorrow 3:00 PM
Sunny at 4:00 PM
70° 4:00 PM
Sunny at 5:00 PM
71° 5:00 PM
Sunny at 6:00 PM
70° 6:00 PM
Overcast at 7:00 PM
68° Tomorrow 7:00 PM
Mostly cloudy at 8:00 PM
57° 8:00 PM
Mostly cloudy night at 9:00 PM
53° 9:00 PM
Mostly cloudy night at 10:00 PM
55° 10:00 PM
Mostly cloudy night at 11:00 PM
53° Tomorrow 11:00 PM
Light rain at 12:00 AM
53° 12:00 AM
Overcast night at 1:00 AM
55° 1:00 AM
Light rain at 2:00 AM
53° 2:00 AM
Light rain at 3:00 AM
52° Sunday 3:00 AM
Light rain at 4:00 AM
51° 4:00 AM
Light rain at 5:00 AM
51° 5:00 AM
Light rain at 6:00 AM
50° 6:00 AM
Light rain at 7:00 AM
50° Sunday 7:00 AM
Mostly cloudy at 8:00 AM
51° 8:00 AM
Partly cloudy at 9:00 AM
54° 9:00 AM
Partly cloudy at 10:00 AM
58° 10:00 AM
Partly cloudy at 11:00 AM
62° Sunday 11:00 AM
Partly cloudy at 12:00 PM
67° 12:00 PM
Sunny at 1:00 PM
71° 1:00 PM
Sunny at 2:00 PM
73° 2:00 PM
Partly cloudy at 3:00 PM
73° Sunday 3:00 PM
Mostly cloudy at 4:00 PM
74° 4:00 PM
Mostly cloudy at 5:00 PM
74° 5:00 PM
Mostly cloudy at 6:00 PM
73° 6:00 PM
Overcast at 7:00 PM
71° Sunday 7:00 PM
Overcast at 8:00 PM
65° 8:00 PM
Light rain at 9:00 PM
60° 9:00 PM
Overcast night at 10:00 PM
55° 10:00 PM
Overcast night at 11:00 PM
55° Sunday 11:00 PM
Overcast night at 12:00 AM
55° 12:00 AM
Overcast night at 1:00 AM
54° 1:00 AM
Overcast night at 2:00 AM
54° 2:00 AM
Overcast night at 3:00 AM
54° Monday 3:00 AM
Overcast night at 4:00 AM
54° 4:00 AM
Overcast night at 5:00 AM
53° 5:00 AM
Overcast night at 6:00 AM
52° 6:00 AM
Overcast night at 7:00 AM
52° Monday 7:00 AM
Overcast at 8:00 AM
54° 8:00 AM
Overcast at 9:00 AM
57° 9:00 AM
Overcast at 10:00 AM
60° 10:00 AM
Overcast at 11:00 AM
64° Monday 11:00 AM
Overcast at 12:00 PM
66° 12:00 PM
Overcast at 1:00 PM
67° 1:00 PM
Overcast at 2:00 PM
70° 2:00 PM
Moderate rain at 3:00 PM
61° Monday 3:00 PM
Moderate rain at 4:00 PM
52° 4:00 PM
Heavy rain at 5:00 PM
52° 5:00 PM
Heavy rain at 6:00 PM
50° 6:00 PM
Heavy rain at 7:00 PM
50° Monday 7:00 PM
Moderate rain at 8:00 PM
49° 8:00 PM
Light rain at 9:00 PM
49° 9:00 PM
Light rain at 10:00 PM
49° 10:00 PM
Light rain at 11:00 PM
49° Monday 11:00 PM
Light rain at 12:00 AM
49° 12:00 AM
Light rain at 1:00 AM
49° 1:00 AM
Overcast night at 2:00 AM
49° 2:00 AM
Overcast night at 3:00 AM
49° Tuesday 3:00 AM
Overcast night at 4:00 AM
49° 4:00 AM
Overcast night at 5:00 AM
49° 5:00 AM
Overcast night at 6:00 AM
49° 6:00 AM
Overcast night at 7:00 AM
49° Tuesday 7:00 AM
Overcast at 8:00 AM
50° 8:00 AM
Overcast at 9:00 AM
52° 9:00 AM
Overcast at 10:00 AM
54° 10:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Helena Flats

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 11:00 AM
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 0,5µg/m³

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

O₃ Ozone Fair 62,6µg/m³

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

NO₂ Nitrogen dioxide Good 0,5µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Helena Flats

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 3,2Moderate 🙂Fair
Tomorrow UV 2,6Low 🙂Fair
Sunday UV 3,9Moderate 🙂Fair
Monday UV 5,0Moderate 🙂Fair
Tuesday UV 5,0Moderate 😊Good
Wednesday UV 5,0Moderate Unavailable
Thursday UV 7,0High Unavailable
Hourly UV index today
11:00 AMUV 0,5 12:00 PMUV 0,4 1:00 PMUV 0,6 2:00 PMUV 0,5 3:00 PMUV 3,2 4:00 PMUV 2,8 5:00 PMUV 1,8 6:00 PMUV 0,8 7:00 PMUV 0,3
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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 Flats

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 11:00 AM 12:00 PM 1:00 PM 2:00 PM 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 Sunday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Sunday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Sunday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Sunday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Sunday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Sunday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Monday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Monday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Monday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Monday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Monday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Monday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tuesday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tuesday 7:00 AM 8:00 AM 9:00 AM 10:00 AM
Sustained wind Max gusts
Internal PR simulation: 3.72 Population: 857

Forecast data for Helena Flats were last refreshed today at 10:17 AM. The current forecast period extends through 06/09/2026 at 8:00 AM. 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.