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Observed 2:50 PM MDT at KHLN

Clancy, MT weather

Sunny and 41°5°, 9°5° colder than a typical Oct 24, freeze watch tonight, low 22°−6°.

Today: low 22°−6° (likely 15°−9° to 23°−5°), high 44°7° (likely 38°3° to 44°7°).

Mostly agree

Now 41°5°

Sunny

Wind
Calm
Up to 5 mph8 km/h through 3 AM
Dew point
28°−2°
Dry, static shocks likely
UV tomorrow
2Low
Low all day (peak 2)
Air quality
52Moderate
Main pollutant: PM2.5 (fine particles)

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

5°3° warmer than this time yesterday (32°0° then, 37°3° now)

Good hours for
  • Hard freeze tonight 8 PM–noon (low 22°−6°)
  • Fog tomorrow 8–11 AM
  • Low 22°−6° tomorrow at 8 AM
  • Above 30°−1° tomorrow by 11 AM
  • Hard freeze tomorrow night 8 PM–11 AM (low 23°−5°)
  1. This afternoonNear 44°7° · Clear
  2. TonightDown to 24°−4° by 5 AM · freezing, low 24°−4° · Clear
  3. Tomorrow morningUp to 32°0° by 11 AM · Partly cloudy · freezing, low 22°−6°
  4. Tomorrow afternoonUp to 41°5° by 3 PM · Cloudy
  5. Tomorrow nightDown to 24°−4° by 1 AM · freezing, low 24°−4° · Mostly cloudy
  6. Monday morningUp to 38°3° by 11 AM · freezing, low 23°−5° · Mostly cloudy
  7. Monday afternoonUp to 50°10° by 2 PM · Mostly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 3pSunny44°7° (likely 37°3° to 44°7°)41°5°0%5 mph8 km/h from S, gusts 16 mph25 km/h57%9%2
Sat 4pSunny44°7° (likely 38°3° to 44°7°)44°7°0%2 mph3 km/h from S, gusts 14 mph23 km/h57%7%1
Sat 5pSunny44°7° (likely 36°2° to 44°7°)44°7°0%2 mph3 km/h from NE, gusts 14 mph22 km/h57%5%1
Sat 6pClear40°4° (likely 31°−1° to 40°4°)38°3°0%3 mph5 km/h from ENE, gusts 7 mph11 km/h71%6%1
Sat 7pClear35°2° (likely 28°−2° to 35°2°)35°2°0%2 mph3 km/h from SSW, gusts 5 mph7 km/h82%10%0
Sat 8pClear32°0° (likely 26°−3° to 33°1°)29°−2°0%3 mph5 km/h from SW, gusts 3 mph5 km/h86%8%0
Sat 9pClear31°−1° (likely 25°−4° to 32°0°)26°−3°0%5 mph8 km/h from SW, gusts 3 mph4 km/h86%13%0
Sat 10pMostly clear29°−2° (likely 24°−4° to 32°0°)24°−4°0%5 mph8 km/h from SW, gusts 3 mph5 km/h87%16%0
Sat 11pClear28°−2° (likely 24°−4° to 32°0°)24°−4°0%3 mph5 km/h from WSW, gusts 4 mph6 km/h87%20%0
Sun 12aClear28°−2° (likely 23°−5° to 32°0°)28°−2°0%2 mph3 km/h from WSW, gusts 3 mph6 km/h87%5%0
Sun 1aClear26°−3° (likely 23°−5° to 32°0°)26°−3°0%1 mph2 km/h from WNW, gusts 3 mph5 km/h89%7%0
Sun 2aClear26°−3° (likely 23°−5° to 32°0°)26°−3°0%1 mph2 km/h from N, gusts 4 mph7 km/h87%8%0
Sun 3aClear25°−4° (likely 23°−5° to 32°0°)25°−4°0%1 mph2 km/h from NNW, gusts 5 mph8 km/h89%3%0
Sun 4aClear25°−4° (likely 23°−5° to 32°0°)25°−4°0%1 mph2 km/h from NNW, gusts 4 mph7 km/h89%14%0
Sun 5aClear24°−4° (likely 23°−5° to 32°0°)24°−4°0%1 mph2 km/h from N, gusts 3 mph5 km/h90%20%0
Sun 6aClear24°−4° (likely 23°−5° to 31°−1°)24°−4°0%1 mph2 km/h from N, gusts 4 mph6 km/h95%21%0
Sun 7aClear23°−5° (likely 22°−6° to 31°−1°)23°−5°0%1 mph2 km/h from NNE, gusts 3 mph5 km/h99%26%0
Sun 8aFog22°−6° (likely 22°−6° to 30°−1°)22°−6°0%1 mph2 km/h from NNE, gusts 2 mph4 km/h99%40%0
Sun 9aFog24°−4° (likely 23°−5° to 30°−1°)24°−4°0%2 mph3 km/h from NNE, gusts 3 mph4 km/h99%54%0
Sun 10aFog28°−2° (likely 26°−3° to 32°0°)28°−2°0%2 mph3 km/h from NNE, gusts 3 mph5 km/h94%73%1
Sun 11aCloudy32°0° (likely 29°−2° to 33°1°)29°−2°0%3 mph5 km/h from NNE, gusts 4 mph7 km/h81%97%1
Sun 12pCloudy35°2° (likely 31°−1° to 35°2°)32°0°0%3 mph5 km/h from NNE, gusts 5 mph8 km/h76%97%2
Sun 1pCloudy37°3° (likely 32°0° to 37°3°)33°1°0%5 mph8 km/h from NNE, gusts 5 mph8 km/h72%94%2
Sun 2pCloudy39°4° (likely 34°1° to 39°4°)36°2°0%5 mph8 km/h from NNE, gusts 6 mph10 km/h67%88%2
Sun 3pCloudy41°5° (likely 34°1° to 41°5°)39°4°0%3 mph5 km/h from NNE, gusts 6 mph10 km/h66%83%2
Sun 4pCloudy41°5° (likely 33°1° to 41°5°)39°4°0%3 mph5 km/h from NNE, gusts 6 mph10 km/h66%79%2
Sun 5pPartly sunny41°5° (likely 32°0° to 41°5°)41°5°0%2 mph3 km/h from NNE, gusts 6 mph10 km/h66%79%1
Sun 6pCloudy37°3° (likely 28°−2° to 37°3°)37°3°0%1 mph2 km/h from NNE, gusts 7 mph11 km/h75%79%0
Sun 7pCloudy34°1° (likely 26°−3° to 34°1°)34°1°0%1 mph2 km/h from NNE, gusts 6 mph9 km/h84%74%0
Sun 8pCloudy32°0° (likely 25°−4° to 32°0°)32°0°0%1 mph2 km/h from NNE, gusts 3 mph5 km/h91%69%0
Sun 9pCloudy28°−2° (likely 24°−4° to 31°−1°)28°−2°0%1 mph2 km/h from WSW, gusts 2 mph4 km/h93%72%0
Sun 10pCloudy26°−3° (likely 24°−4° to 31°−1°)26°−3°0%1 mph2 km/h from WSW, gusts 3 mph4 km/h97%78%0
Sun 11pCloudy25°−4° (likely 24°−4° to 31°−1°)25°−4°0%1 mph2 km/h from WSW, gusts 3 mph5 km/h96%86%0
Mon 12aCloudy25°−4° (likely 24°−4° to 31°−1°)25°−4°0%1 mph2 km/h from S, gusts 3 mph5 km/h98%90%0
Mon 1aMostly cloudy24°−4° (likely 23°−5° to 30°−1°)24°−4°0%1 mph2 km/h from S, gusts 3 mph5 km/h98%79%0
Mon 2aMostly cloudy24°−4° (likely 23°−5° to 30°−1°)24°−4°0%1 mph2 km/h from S, gusts 3 mph4 km/h97%80%0
Mon 3aPartly cloudy24°−4° (likely 22°−6° to 30°−1°)24°−4°0%2 mph3 km/h from S, gusts 2 mph4 km/h98%86%0
Mon 4aPartly cloudy24°−4° (likely 22°−6° to 30°−1°)24°−4°0%2 mph3 km/h from S, gusts 2 mph4 km/h98%84%0
Mon 5aPartly cloudy24°−4° (likely 22°−6° to 30°−1°)24°−4°0%2 mph3 km/h from S, gusts 2 mph4 km/h96%89%0
Mon 6aMostly cloudy23°−5° (likely 22°−6° to 30°−1°)18°−8°0%3 mph5 km/h from S, gusts 2 mph4 km/h97%77%0
Mon 7aMostly cloudy24°−4° (likely 20°−7° to 30°−1°)20°−7°0%3 mph5 km/h from S, gusts 2 mph4 km/h98%60%0
Mon 8aCloudy24°−4° (likely 21°−6° to 31°−1°)20°−7°0%3 mph5 km/h from S, gusts 3 mph4 km/h97%79%0
Mon 9aCloudy25°−4° (likely 23°−5° to 32°0°)19°−7°0%5 mph8 km/h from S, gusts 3 mph5 km/h93%80%0
Mon 10aCloudy31°−1° (likely 29°−2° to 36°2°)26°−3°0%5 mph8 km/h from S, gusts 3 mph4 km/h84%83%1
Mon 11aCloudy38°3° (likely 34°1° to 40°4°)34°1°0%5 mph8 km/h from S, gusts 4 mph7 km/h74%85%2
Mon 12pCloudy44°7° (likely 39°4° to 44°7°)41°5°0%5 mph8 km/h from SE, gusts 5 mph9 km/h64%76%3
Mon 1pPartly sunny48°9° (likely 41°5° to 48°9°)46°8°0%5 mph8 km/h from SE, gusts 6 mph10 km/h58%54%3
Mon 2pPartly sunny50°10° (likely 44°7° to 50°10°)48°9°0%5 mph8 km/h from SE, gusts 5 mph9 km/h55%65%4

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Mostly sunny. High 44°7°, low 22°−6°. Typical 53°12° / 30°−1°. Dry. Mostly agree.
    1. Afternoon

      noon–6 PM

      Sunny, 44°7°

      Dry

    2. Evening

      6 PM–midnight

      Clear, 32°0°

      Dry

    3. Overnight

      midnight–6 AM

      Clear, 24°−4°

      Dry

    Official NWS forecast

    Today: Sunny, with a high near 44. South southeast wind around 5 mph.

    Tonight: Patchy fog after 5am. Mostly clear, with a low around 22. West wind 1 to 5 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    38°3°–44°7°
    Low, likely
    15°−9°–23°−5°
    Typical high / low
    53°12° / 30°−1°
    Wind
    19 mph31 km/h, gusts 31 mph50 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Cloudy. High 41°5°, low 22°−6°. Typical 53°12° / 30°−1°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Fog, 22°−6°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 41°5°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 32°0°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 24°−4°

      Dry

    Official NWS forecast

    Day: Areas of fog before 11am. Mostly sunny, with a high near 41. North northeast wind 1 to 5 mph.

    Night: Mostly cloudy, with a low around 22. South wind around 2 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    34°1°–41°5°
    Low, likely
    21°−6°–30°−1°
    Typical high / low
    53°12° / 30°−1°
    Wind
    5 mph8 km/h, gusts 12 mph19 km/h
    UV peak
    2
  3. Monday, Oct 26. Partly sunny. High 51°11°, low 30°−1°. Typical 52°11° / 30°−1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 24°−4°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 50°10°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 37°3°

      30% chance

    4. Overnight

      midnight–6 AM

      Drizzle, 35°2°

      50% chance · 0.08 in2 mm

    Official NWS forecast

    Day: Mostly sunny, with a high near 51. South southeast wind around 6 mph.

    Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30. South wind around 5 mph. Chance of precipitation is 50%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    44°7°–51°11°
    Low, likely
    19°−7°–30°−1°
    Typical high / low
    52°11° / 30°−1°
    Wind
    6 mph10 km/h, gusts 12 mph19 km/h
    UV peak
    4
  4. Tuesday, Oct 27. Drizzle. High 47°8°, low 26°−3°. Typical 52°11° / 29°−2°. Rain 0.09 in2.3 mm, 50% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 37°3°

      40% chance · 0.01 in0.3 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 45°7°

      30% chance

    3. Evening

      6 PM–midnight

      Cloudy, 36°2°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 31°−1°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain and snow before 9am, then a chance of rain and snow. Mostly cloudy, with a high near 47. West southwest wind 3 to 10 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.

    Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 26. Southwest wind 5 to 9 mph.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    40°4°–47°8°
    Low, likely
    26°−3°–34°1°
    Typical high / low
    52°11° / 29°−2°
    Wind
    13 mph21 km/h, gusts 28 mph44 km/h
    UV peak
    3
  5. Wednesday, Oct 28. Partly sunny. High 47°8°, low 25°−4°. Typical 51°11° / 29°−2°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 30°−1°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 46°8°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 36°2°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 30°−1°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 47.

    Night: Mostly cloudy, with a low around 25.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    43°6°–48°9°
    Low, likely
    25°−4°–31°−1°
    Typical high / low
    51°11° / 29°−2°
    Wind
    10 mph16 km/h, gusts 26 mph42 km/h
    UV peak
    4
  6. Thursday, Oct 29. Snow. High 45°7°, low 24°−4°. Typical 51°11° / 28°−2°. Snow 0.01 in0.3 mm, 10% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Partly sunny, 30°−1°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 44°7°

      20% chance

    3. Evening

      6 PM–midnight

      Snow, 34°1°

      40% chance · 0.01 in0.4 mm

    4. Overnight

      midnight–6 AM

      Snow, 28°−2°

      40% chance · 0.1 in0.4 cm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 45.

    Night: A chance of rain and snow. Mostly cloudy, with a low around 24.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    37°3°–49°9°
    Low, likely
    24°−4°–31°−1°
    Typical high / low
    51°11° / 28°−2°
    Wind
    7 mph12 km/h, gusts 24 mph39 km/h
    UV peak
    3
  7. Friday, Oct 30. Snow. High 45°7°, low 24°−4°. Typical 50°10° / 28°−2°. Snow 0–2 in0–5 cm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 28°−2°

      30% chance · 0.2 in0.4 cm

    2. Afternoon

      noon–6 PM

      Drizzle, 35°1°

      30% chance · 0.02 in0.4 mm

    3. Evening

      6 PM–midnight

      Drizzle, 30°−1°

      30% chance · 0.04 in0.9 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 25°−4°

      20% chance · 0.02 in0.4 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of snow before noon, then a chance of rain and snow. Partly sunny, with a high near 45.

    Night: A slight chance of rain and snow. Mostly cloudy, with a low around 24.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    30°−1°–45°7°
    Low, likely
    24°−4°–29°−2°
    Typical high / low
    50°10° / 28°−2°
    Wind
    4 mph7 km/h, gusts 17 mph27 km/h
    UV peak
    2
  8. Saturday, Oct 31. Drizzle. High 35°2°, low 23°−5°. Typical 50°10° / 28°−2°. Rain 0.03 in0.8 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 25°−4°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 34°1°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 29°−2°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 28°−2°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    33°1°–38°3°
    Low, likely
    17°−8°–28°−2°
    Typical high / low
    50°10° / 28°−2°
    Wind
    15 mph24 km/h, gusts 24 mph38 km/h
    UV peak
    3
  9. Sunday, Nov 1. Cloudy. High 41°5°, low 26°−3°. Typical 49°9° / 27°−3°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Partly sunny, 31°−1°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 42°5°

      Dry

    3. Evening

      6 PM–midnight

      Mostly clear, 36°2°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 35°2°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    36°2°–46°8°
    Low, likely
    24°−4°–30°−1°
    Typical high / low
    49°9° / 27°−3°
    Wind
    13 mph21 km/h, gusts 34 mph55 km/h
    UV peak
    3
  10. Monday, Nov 2. Cloudy. High 43°6°, low 29°−2°. Typical 49°9° / 27°−3°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 38°3°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 44°7°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 35°1°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    35°2°–50°10°
    Low, likely
    26°−3°–32°0°
    Typical high / low
    49°9° / 27°−3°
    Wind
    9 mph14 km/h, gusts 47 mph76 km/h
    UV peak
    2

The outlook

  1. Today

    Dry, high 44°, low 22°.

  2. Tomorrow

    Dry, high 41°, low 22°, cooling off.

  3. Monday

    Dry, high 51°, low 30°, warming up.

  4. Rest of week

    Highs 35–47°; chance of precipitation on Tuesday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (TFX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Pipes: watch the cold

Tonight’s low: 22°−6°

Overnight low near 22°F — not yet at drip-the-faucets cold, but worth watching if it's forecast to drop further.

Heating this week

About 61% less heating than a typical week.

This week 67Typical 172

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
45
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at. About 12 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 28°F).

Open the windows?

No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.

Is this typical?

Helena Airport Asos · official normals 1991–2020 · records 1880–2026

Oct 24, today vs a typical year

Today’s expected high is 9°5° colder than typical.

Normal high / low
53°12° / 30°−1°
Forecast high / low
44°7° / 22°−6°
Record high
72°22° in 1959
Record low
−1°−18° in 1919

Last 7 days vs normal

On average 5°3° warmer than normal (daily mean temperature).

  1. +6°+3°SunOct 18
  2. +5°+3°MonOct 19
  3. +6°+3°TueOct 20
  4. +5°+3°WedOct 21
  5. +8°+4°ThuOct 22
  6. −1°FriOct 23
  7. —SatOct 24

Clancy weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:58 AM, sunset 6:25 PM.

Daylight
10 h 27 min
Losing 3 min 8 s a day; shortest Dec 21, 1 h 52 min less
Golden hour
5:43–6:44 PM
Morning 7:39–8:40 AM
Blue hour
6:44–6:56 PM
Morning 7:27–7:39 AM; first light 7:27 AM

Stars tonight? Fair

Mostly clear 6:56 PM–7 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today
sets 6:12 AM · rises 5:26 PM
Full moon
Oct 25
New moon
Nov 9
Looking southeast from Clancy. The highest point on the skyline is about 9,400 ft, 11 mi away.Skyline from USGS elevation data, heights drawn up to 4× taller. Sky, sun and moon as they are now.