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Model estimate for 2:00 PM MDT (no recent station report)

Avon, MT weather

Sunny and 42°6°.

Today: low 20°−7° (likely 17°−8° to 24°−4°), high 43°6° (likely 41°5° to 44°7°).

Mostly agree

Now 42°6°

Sunny

Wind
3 mph5 km/hgusts 9 mph15 km/h
From the southwest. Up to 5 mph8 km/h through 2 AM
Dew point
27°−3°
Dry, static shocks likely
UV index
3Moderate
Moderate until 3 PM · peak 4

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

Good hours for
  • High 43°6° today at 3 PM
  • Hard freeze tonight 9 PM–noon (low 20°−7°)
  • Low 20°−7° tomorrow at 8 AM
  • Above 30°−1° tomorrow by 11 AM
  • Hard freeze tomorrow night 7 PM–11 AM (low 19°−7°)
  1. This afternoonNear 43°6° · Clear
  2. TonightDown to 23°−5° by 5 AM · freezing, low 23°−5° · Clear
  3. Tomorrow morningUp to 30°−1° by 11 AM · freezing, low 20°−7° · Partly cloudy
  4. Tomorrow afternoonUp to 39°4° by 3 PM · Partly cloudy
  5. Tomorrow nightDown to 22°−6° by 4 AM · freezing, low 22°−6° · Mostly cloudy
  6. Monday morningUp to 36°2° by 11 AM · freezing, low 19°−7° · Mostly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 2pSunny42°6° (likely 38°3° to 43°6°)40°4°0%3 mph5 km/h from SW, gusts 9 mph15 km/h54%7%3
Sat 3pSunny43°6° (likely 40°4° to 44°7°)41°5°0%3 mph5 km/h from SW, gusts 8 mph13 km/h53%8%2
Sat 4pSunny43°6° (likely 41°5° to 44°7°)43°6°0%2 mph3 km/h from WSW, gusts 8 mph12 km/h53%12%1
Sat 5pSunny43°6° (likely 39°4° to 44°7°)43°6°0%2 mph3 km/h from SW, gusts 7 mph11 km/h53%17%1
Sat 6pClear39°4° (likely 36°2° to 42°6°)39°4°0%1 mph2 km/h from ENE, gusts 5 mph8 km/h65%17%1
Sat 7pClear37°3° (likely 33°1° to 38°3°)37°3°0%1 mph2 km/h from ENE, gusts 3 mph5 km/h75%25%0
Sat 8pClear34°1° (likely 31°−1° to 35°2°)34°1°0%2 mph3 km/h from ENE, gusts 5 mph8 km/h83%20%0
Sat 9pPartly cloudy31°−1° (likely 30°−1° to 35°2°)28°−2°0%3 mph5 km/h from E, gusts 6 mph9 km/h84%39%0
Sat 10pMostly cloudy30°−1° (likely 29°−2° to 34°1°)26°−3°0%3 mph5 km/h from E, gusts 6 mph10 km/h85%59%0
Sat 11pClear29°−2° (likely 28°−2° to 34°1°)25°−4°0%3 mph5 km/h from ENE, gusts 6 mph10 km/h86%21%0
Sun 12aClear29°−2° (likely 27°−3° to 35°2°)25°−4°0%3 mph5 km/h from E, gusts 6 mph10 km/h87%11%0
Sun 1aMostly cloudy28°−2° (likely 26°−3° to 35°2°)24°−4°0%3 mph5 km/h from ENE, gusts 6 mph9 km/h88%19%0
Sun 2aMostly clear26°−3° (likely 25°−4° to 35°2°)20°−7°0%5 mph8 km/h from ENE, gusts 7 mph10 km/h93%12%0
Sun 3aClear26°−3° (likely 24°−4° to 34°1°)20°−7°0%5 mph8 km/h from ENE, gusts 8 mph12 km/h93%2%0
Sun 4aClear25°−4° (likely 23°−5° to 35°2°)19°−7°0%5 mph8 km/h from ENE, gusts 7 mph12 km/h96%2%0
Sun 5aClear23°−5° (likely 22°−6° to 34°1°)15°−9°0%7 mph11 km/h from ENE, gusts 8 mph12 km/h98%1%0
Sun 6aClear22°−6° (likely 21°−6° to 33°1°)12°−11°0%9 mph14 km/h from E, gusts 10 mph17 km/h98%1%0
Sun 7aClear22°−6° (likely 21°−6° to 33°1°)12°−11°0%9 mph14 km/h from E, gusts 12 mph19 km/h100%2%0
Sun 8aSunny20°−7° (likely 20°−7° to 32°0°)9°−13°0%9 mph14 km/h from E, gusts 14 mph22 km/h100%3%0
Sun 9aMostly sunny22°−6° (likely 22°−6° to 32°0°)13°−11°0%8 mph13 km/h from E, gusts 13 mph21 km/h100%26%0
Sun 10aMostly sunny26°−3° (likely 26°−3° to 35°2°)18°−8°0%7 mph11 km/h from E, gusts 18 mph29 km/h93%57%1
Sun 11aMostly sunny30°−1° (likely 30°−1° to 37°3°)23°−5°0%7 mph11 km/h from E, gusts 18 mph30 km/h80%72%2
Sun 12pMostly sunny34°1° (likely 34°1° to 37°3°)28°−2°0%7 mph11 km/h from E, gusts 19 mph31 km/h68%66%3
Sun 1pMostly sunny37°3° (likely 36°2° to 39°4°)32°0°0%7 mph11 km/h from E, gusts 19 mph31 km/h62%61%4
Sun 2pPartly sunny38°3° (likely 38°3° to 40°4°)33°1°0%7 mph11 km/h from E, gusts 19 mph31 km/h60%60%4
Sun 3pPartly sunny39°4° (likely 38°3° to 41°5°)34°1°0%7 mph11 km/h from E, gusts 20 mph32 km/h58%52%3
Sun 4pPartly sunny39°4° (likely 37°3° to 40°4°)34°1°0%7 mph11 km/h from E, gusts 20 mph33 km/h58%52%2
Sun 5pPartly sunny39°4° (likely 34°1° to 39°4°)34°1°0%7 mph11 km/h from E, gusts 21 mph33 km/h60%51%1
Sun 6pMostly cloudy35°2° (likely 31°−1° to 37°3°)28°−2°0%8 mph13 km/h from ENE, gusts 20 mph33 km/h71%54%0
Sun 7pMostly cloudy32°0° (likely 28°−2° to 34°1°)25°−4°0%8 mph13 km/h from ENE, gusts 18 mph28 km/h82%62%0
Sun 8pCloudy30°−1° (likely 26°−3° to 34°1°)22°−6°0%8 mph13 km/h from ENE, gusts 17 mph28 km/h90%73%0
Sun 9pCloudy27°−3° (likely 25°−4° to 33°1°)18°−8°0%9 mph14 km/h from ENE, gusts 16 mph25 km/h90%73%0
Sun 10pCloudy26°−3° (likely 24°−4° to 33°1°)17°−8°0%9 mph14 km/h from ENE, gusts 15 mph24 km/h92%85%0
Sun 11pCloudy26°−3° (likely 24°−4° to 32°0°)17°−8°0%9 mph14 km/h from ENE, gusts 15 mph23 km/h93%82%0
Mon 12aCloudy25°−4° (likely 24°−4° to 32°0°)17°−8°0%7 mph11 km/h from ENE, gusts 12 mph20 km/h96%82%0
Mon 1aCloudy24°−4° (likely 24°−4° to 32°0°)16°−9°0%7 mph11 km/h from ENE, gusts 12 mph19 km/h97%84%0
Mon 2aCloudy23°−5° (likely 23°−5° to 33°1°)15°−9°0%7 mph11 km/h from ENE, gusts 12 mph19 km/h100%87%0
Mon 3aCloudy23°−5° (likely 23°−5° to 33°1°)17°−8°0%5 mph8 km/h from E, gusts 11 mph18 km/h100%89%0
Mon 4aCloudy22°−6° (likely 22°−6° to 33°1°)16°−9°0%5 mph8 km/h from E, gusts 9 mph15 km/h100%85%0
Mon 5aCloudy22°−6° (likely 22°−6° to 33°1°)16°−9°0%5 mph8 km/h from E, gusts 8 mph13 km/h100%78%0
Mon 6aMostly cloudy22°−6° (likely 22°−6° to 33°1°)16°−9°0%5 mph8 km/h from E, gusts 7 mph12 km/h98%66%0
Mon 7aCloudy19°−7° (likely 19°−7° to 34°1°)12°−11°0%5 mph8 km/h from E, gusts 7 mph11 km/h100%79%0
Mon 8aCloudy20°−7° (likely 20°−7° to 34°1°)13°−11°0%5 mph8 km/h from E, gusts 7 mph11 km/h100%86%0
Mon 9aMostly cloudy23°−5° (likely 23°−5° to 34°1°)17°−8°0%5 mph8 km/h from E, gusts 6 mph10 km/h98%68%0
Mon 10aMostly cloudy29°−2° (likely 29°−2° to 39°4°)24°−4°0%5 mph8 km/h from E, gusts 6 mph10 km/h88%52%1
Mon 11aCloudy36°2° (likely 36°2° to 42°6°)32°0°0%5 mph8 km/h from E, gusts 7 mph11 km/h74%79%2
Mon 12pPartly sunny42°6° (likely 42°6° to 46°8°)42°6°5%2 mph3 km/h from ESE, gusts 7 mph11 km/h61%74%3
Mon 1pPartly sunny46°8° (likely 45°7° to 49°9°)46°8°5%2 mph3 km/h from ESE, gusts 6 mph10 km/h54%72%3

Days ahead

Tap a day for its hours and the official wording.
  1. Today, Oct 24. Mostly cloudy. High 43°6°, low 20°−7°. Dry. Mostly agree.
    1. Afternoon

      noon–6 PM

      Sunny, 43°6°

      Dry

    2. Evening

      6 PM–midnight

      Partly cloudy, 34°1°

      Dry

    3. Overnight

      midnight–6 AM

      Clear, 23°−5°

      Dry

    Official NWS forecast

    Today: Partly sunny, with a high near 43. Southwest wind around 3 mph.

    Tonight: Mostly cloudy, with a low around 20. East northeast wind 1 to 7 mph.

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

    High, likely
    41°5°–44°7°
    Low, likely
    17°−8°–24°−4°
    Wind
    8 mph13 km/h, gusts 15 mph24 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Cloudy. High 39°4°, low 18°−8°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Mostly sunny, 20°−7°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 39°4°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 30°−1°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 22°−6°

      Dry

    Official NWS forecast

    Day: Sunny, with a high near 39. East wind around 9 mph.

    Night: Mostly cloudy, with a low around 18. East northeast wind 5 to 9 mph.

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

    High, likely
    38°3°–41°5°
    Low, likely
    18°−8°–32°0°
    Wind
    17 mph27 km/h, gusts 24 mph39 km/h
    UV peak
    4
  3. Monday, Oct 26. Snow. High 49°9°, low 26°−3°. Snow 0.07 in1.8 mm, 5% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Mostly cloudy, 20°−7°

      Dry

    2. Afternoon

      noon–6 PM

      Mostly sunny, 49°9°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 37°3°

      50% chance · 0.05 in1.3 mm

    4. Overnight

      midnight–6 AM

      Snow, 35°1°

      60% chance · 0.1 in0.4 cm

    Official NWS forecast

    Day: Mostly sunny, with a high near 49. East southeast wind around 5 mph.

    Night: Rain likely before 9pm, then rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

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

    High, likely
    46°8°–51°11°
    Low, likely
    22°−6°–32°0°
    Wind
    9 mph15 km/h, gusts 15 mph24 km/h
    UV peak
    3
  4. Tuesday, Oct 27. Snow. High 42°6°, low 22°−6°. Snow 0–1 in0–3 cm, 60% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 34°1°

      50% chance · 0.02 in0.4 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 41°5°

      30% chance · 0.02 in0.6 mm

    3. Evening

      6 PM–midnight

      Mostly clear, 34°1°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 29°−2°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Snow likely before 9am, then rain and snow likely. Mostly cloudy, with a high near 42. New snow accumulation of less than half an inch possible.

    Night: Mostly cloudy, with a low around 22.

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

    High, likely
    39°4°–43°6°
    Low, likely
    22°−6°–34°1°
    Wind
    18 mph29 km/h, gusts 34 mph54 km/h
    UV peak
    2
  5. Wednesday, Oct 28. Partly sunny. High 44°7°, low 22°−6°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Fog, 26°−3°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 43°6°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 33°0°

      Dry

    4. Overnight

      midnight–6 AM

      Fog, 28°−2°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 44.

    Night: Mostly cloudy, with a low around 22.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    42°6°–44°7°
    Low, likely
    22°−6°–30°−1°
    Wind
    18 mph28 km/h, gusts 32 mph51 km/h
    UV peak
    4
  6. Thursday, Oct 29. Snow. High 42°6°, low 21°−6°. Snow 0.01 in0.3 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 27°−3°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 43°6°

      20% chance

    3. Evening

      6 PM–midnight

      Cloudy, 33°1°

      40% chance

    4. Overnight

      midnight–6 AM

      Snow, 27°−3°

      40% chance · 0.1 in0.4 cm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A slight chance of snow between noon and 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 42.

    Night: A chance of snow. Mostly cloudy, with a low around 21.

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

    High, likely
    40°4°–46°8°
    Low, likely
    21°−6°–30°−1°
    Wind
    8 mph12 km/h, gusts 18 mph29 km/h
    UV peak
    3
  7. Friday, Oct 30. Snow. High 42°6°, low 19°−7°. Snow 0–1 in0–3 cm, 30% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 27°−3°

      40% chance · 0.01 in0.3 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 35°2°

      30% chance · 0.02 in0.5 mm

    3. Evening

      6 PM–midnight

      Snow, 29°−2°

      30% chance · 0.2 in0.4 cm

    4. Overnight

      midnight–6 AM

      Cloudy, 23°−5°

      20% chance

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of snow. Partly sunny, with a high near 42.

    Night: A slight chance of snow. Mostly cloudy, with a low around 19.

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

    High, likely
    34°1°–42°6°
    Low, likely
    19°−7°–28°−2°
    Wind
    10 mph17 km/h, gusts 18 mph29 km/h
    UV peak
    2
  8. Saturday, Oct 31. Cloudy. High 34°1°, low 20°−7°. Rain 0.02 in0.5 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 23°−5°

      Dry

    2. Afternoon

      noon–6 PM

      Mostly sunny, 32°0°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 26°−4°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 22°−6°

      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
    30°−1°–37°3°
    Low, likely
    14°−10°–25°−4°
    Wind
    18 mph29 km/h, gusts 37 mph59 km/h
    UV peak
    3
  9. Sunday, Nov 1. Cloudy. High 38°3°, low 22°−6°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Mostly sunny, 23°−5°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 37°3°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 32°0°

      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.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    37°3°–40°4°
    Low, likely
    17°−8°–26°−3°
    Wind
    13 mph20 km/h, gusts 40 mph64 km/h
    UV peak
    3
  10. Monday, Nov 2. Cloudy. High 39°4°, low 25°−4°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 32°0°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 39°4°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 30°−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
    34°1°–43°6°
    Low, likely
    23°−5°–29°−2°
    Wind
    13 mph21 km/h, gusts 43 mph68 km/h
    UV peak
    2

The outlook

  1. Today

    Dry, high 43°, low 20°.

  2. Tomorrow

    Dry, high 39°, low 18°, cooling off.

  3. Monday

    Dry, high 49°, low 26°, warming up.

  4. Rest of week

    Highs 34–44°; chance of precipitation on Tuesday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (MSO) (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

Rivers

NOAA river gauges within 25 mi

Clark Fork River at Deer Lodge

18 mi
Below flood stage
Level
3.0 ft
Flow
306 cfs

Forecast peak 3.0 ft Sat 6 PM

Reading from Sat 12:30 PM · NWS gauge page

Little Blackfoot River near Garrison 1SE

13 mi
Level
0.9 ft
Flow
127 cfs

Reading from Sat 12:30 PM · NWS gauge page

Tenmile Creek (MT) near Rimini

17 mi
Level
1.8 ft
Flow
12 cfs

Reading from Sat 12:45 PM · NWS gauge page

Tenmile Creek (MT) near Helena

23 mi
Below flood stage
Level
2.7 ft
Flow
47 cfs

Reading from Sat 1:15 PM · NWS gauge page

Sun & moon

Sun

Sunrise 8:00 AM, sunset 6:27 PM.

Daylight
10 h 26 min
Losing 3 min 3 s a day; shortest Dec 21, 1 h 53 min less
Golden hour
5:44–6:46 PM
Morning 7:41–8:43 AM
Blue hour
6:46–6:58 PM
Morning 7:29–7:41 AM; first light 7:29 AM

Stars tonight? Fair

Mostly clear 11 PM–7:31 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today
sets 6:15 AM · rises 5:28 PM
Full moon
Oct 25
New moon
Nov 9
Looking southwest from Avon. The highest point on the skyline is about 10,400 ft, 45 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.