Model estimate for 12:00 PM MDT (no recent station report)

Turtle Lake, MT weather

Partly cloudy and 44°7°.

Mostly agree

Now 44°7°

Partly sunny · Feels like 41°5°

Wind: 5 mph8 km/hgusts 16 mph26 km/h; From the south. Up to 5 mph8 km/h through 12 AM
Dew point: 38°3°; Comfortable
UV index: 3Moderate; Moderate until 4 PM

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Below 40°4° tonight after 8 PM
Fog tonight 1–6 AM
Hard freeze tonight 2–10 AM (low 28°−2°)
Above 40°4° tomorrow by 11 AM
Below freezing tomorrow night 11 PM–10 AM (low 29°−2°)

This afternoonUp to 51°11° by 4 PM · Clear
TonightDown to 29°−2° by 5 AM · Partly cloudy · freezing, low 29°−2°
Tomorrow morningUp to 42°6° by 11 AM · freezing, low 28°−2° · Partly cloudy
Tomorrow afternoonUp to 51°11° by 5 PM · Mostly cloudy
Tomorrow nightDown to 29°−2° by 5 AM · freezing, low 29°−2° · Mostly cloudy
Monday morningUp to 40°4° by 11 AM · freezing, low 29°−2° · Cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 12p	Partly sunny	44°7° (likely 44°7° to 49°9°)	41°5°	0%	5 mph8 km/h from S, gusts 16 mph26 km/h	80%	42%	3
Sat 1p	Sunny	47°8° (likely 47°8° to 51°11°)	46°8°	0%	3 mph5 km/h from S, gusts 16 mph25 km/h	73%	24%	3
Sat 2p	Sunny	48°9° (likely 48°9° to 52°11°)	47°8°	0%	3 mph5 km/h from S, gusts 15 mph24 km/h	65%	15%	3
Sat 3p	Sunny	50°10° (likely 50°10° to 53°12°)	49°9°	0%	3 mph5 km/h from S, gusts 14 mph23 km/h	58%	8%	3
Sat 4p	Sunny	51°11° (likely 50°10° to 53°12°)	51°11°	0%	2 mph3 km/h from S, gusts 13 mph21 km/h	56%	4%	2
Sat 5p	Partly sunny	50°10° (likely 50°10° to 52°11°)	50°10°	0%	2 mph3 km/h from S, gusts 12 mph19 km/h	55%	46%	1
Sat 6p	Partly sunny	48°9° (likely 47°8° to 51°11°)	48°9°	0%	1 mph2 km/h from SSE, gusts 10 mph16 km/h	61%	51%	1
Sat 7p	Mostly cloudy	44°7° (likely 44°7° to 47°8°)	44°7°	0%	1 mph2 km/h from ESE, gusts 8 mph12 km/h	75%	68%	0
Sat 8p	Cloudy	37°3° (likely 37°3° to 46°8°)	37°3°	0%	1 mph2 km/h from ENE, gusts 8 mph12 km/h	88%	77%	0
Sat 9p	Cloudy	36°2° (likely 36°2° to 46°8°)	36°2°	0%	2 mph3 km/h from E, gusts 8 mph12 km/h	95%	77%	0
Sat 10p	Mostly cloudy	35°2° (likely 35°2° to 46°8°)	35°2°	0%	2 mph3 km/h from ESE, gusts 7 mph11 km/h	100%	71%	0
Sat 11p	Partly cloudy	35°2° (likely 35°2° to 45°7°)	35°2°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	98%	65%	0
Sun 12a	Partly cloudy	33°1° (likely 33°1° to 45°7°)	33°1°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	99%	48%	0
Sun 1a	Fog	34°1° (likely 34°1° to 45°7°)	34°1°	0%	2 mph3 km/h from ENE, gusts 7 mph12 km/h	96%	64%	0
Sun 2a	Fog	32°0° (likely 32°0° to 45°7°)	32°0°	0%	2 mph3 km/h from NE, gusts 7 mph12 km/h	100%	38%	0
Sun 3a	Fog	32°0° (likely 32°0° to 45°7°)	32°0°	0%	2 mph3 km/h from NNE, gusts 9 mph14 km/h	100%	31%	0
Sun 4a	Fog	31°−1° (likely 31°−1° to 45°7°)	31°−1°	0%	2 mph3 km/h from NNE, gusts 9 mph15 km/h	100%	44%	0
Sun 5a	Fog	29°−2° (likely 29°−2° to 44°7°)	25°−4°	0%	3 mph5 km/h from NNE, gusts 10 mph16 km/h	100%	32%	0
Sun 6a	Mostly cloudy	29°−2° (likely 29°−2° to 44°7°)	24°−4°	0%	5 mph8 km/h from NNE, gusts 9 mph14 km/h	100%	43%	0
Sun 7a	Mostly clear	29°−2° (likely 29°−2° to 43°6°)	24°−4°	0%	5 mph8 km/h from NNE, gusts 8 mph12 km/h	100%	20%	0
Sun 8a	Mostly cloudy	28°−2° (likely 28°−2° to 42°6°)	23°−5°	0%	5 mph8 km/h from NNE, gusts 9 mph14 km/h	100%	52%	0
Sun 9a	Mostly cloudy	30°−1° (likely 30°−1° to 41°5°)	25°−4°	0%	5 mph8 km/h from NNE, gusts 10 mph16 km/h	100%	47%	0
Sun 10a	Mostly cloudy	38°3° (likely 38°3° to 44°7°)	34°1°	0%	5 mph8 km/h from NNE, gusts 11 mph18 km/h	90%	51%	1
Sun 11a	Mostly cloudy	42°6° (likely 42°6° to 49°9°)	39°4°	0%	5 mph8 km/h from NNE, gusts 12 mph19 km/h	79%	54%	2
Sun 12p	Mostly cloudy	44°7° (likely 44°7° to 53°12°)	42°6°	0%	3 mph5 km/h from N, gusts 10 mph16 km/h	75%	55%	2
Sun 1p	Cloudy	46°8° (likely 46°8° to 54°12°)	45°7°	0%	3 mph5 km/h from N, gusts 8 mph13 km/h	68%	67%	3
Sun 2p	Mostly cloudy	48°9° (likely 48°9° to 56°13°)	47°8°	0%	3 mph5 km/h from N, gusts 8 mph13 km/h	61%	68%	3
Sun 3p	Mostly cloudy	50°10° (likely 50°10° to 57°14°)	48°9°	0%	5 mph8 km/h from N, gusts 8 mph14 km/h	57%	67%	3
Sun 4p	Cloudy	50°10° (likely 50°10° to 58°14°)	48°9°	0%	5 mph8 km/h from N, gusts 8 mph14 km/h	56%	72%	2
Sun 5p	Cloudy	51°11° (likely 50°10° to 57°14°)	51°11°	0%	5 mph8 km/h from N, gusts 8 mph13 km/h	56%	72%	1
Sun 6p	Mostly cloudy	48°9° (likely 48°9° to 53°12°)	48°9°	0%	2 mph3 km/h from NNE, gusts 9 mph15 km/h	62%	70%	0
Sun 7p	Cloudy	44°7° (likely 44°7° to 50°10°)	44°7°	0%	2 mph3 km/h from NNE, gusts 7 mph11 km/h	77%	74%	0
Sun 8p	Cloudy	39°4° (likely 39°4° to 49°9°)	39°4°	0%	2 mph3 km/h from NNE, gusts 8 mph13 km/h	90%	75%	0
Sun 9p	Cloudy	35°2° (likely 35°2° to 46°8°)	32°0°	0%	3 mph5 km/h from ENE, gusts 9 mph14 km/h	99%	76%	0
Sun 10p	Cloudy	33°1° (likely 33°1° to 45°7°)	30°−1°	0%	3 mph5 km/h from ENE, gusts 9 mph14 km/h	100%	77%	0
Sun 11p	Cloudy	32°0° (likely 32°0° to 45°7°)	29°−2°	0%	3 mph5 km/h from ENE, gusts 8 mph13 km/h	100%	65%	0
Mon 12a	Cloudy	32°0° (likely 32°0° to 44°7°)	29°−2°	0%	3 mph5 km/h from ENE, gusts 8 mph13 km/h	100%	75%	0
Mon 1a	Cloudy	31°−1° (likely 31°−1° to 44°7°)	28°−2°	0%	3 mph5 km/h from ENE, gusts 8 mph13 km/h	100%	79%	0
Mon 2a	Cloudy	31°−1° (likely 31°−1° to 43°6°)	28°−2°	0%	3 mph5 km/h from ENE, gusts 9 mph14 km/h	100%	80%	0
Mon 3a	Cloudy	30°−1° (likely 30°−1° to 43°6°)	30°−1°	0%	1 mph2 km/h from ENE, gusts 8 mph13 km/h	100%	80%	0
Mon 4a	Cloudy	30°−1° (likely 30°−1° to 43°6°)	30°−1°	0%	1 mph2 km/h from ENE, gusts 6 mph10 km/h	99%	84%	0
Mon 5a	Cloudy	29°−2° (likely 29°−2° to 42°6°)	29°−2°	0%	1 mph2 km/h from ENE, gusts 5 mph8 km/h	98%	87%	0
Mon 6a	Cloudy	29°−2° (likely 29°−2° to 42°6°)	29°−2°	0%	1 mph2 km/h from NE, gusts 4 mph7 km/h	97%	91%	0
Mon 7a	Cloudy	29°−2° (likely 29°−2° to 43°6°)	29°−2°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	98%	93%	0
Mon 8a	Cloudy	29°−2° (likely 29°−2° to 43°6°)	29°−2°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	99%	95%	0
Mon 9a	Cloudy	30°−1° (likely 30°−1° to 44°7°)	30°−1°	0%	1 mph2 km/h from ENE, gusts 5 mph8 km/h	98%	91%	0
Mon 10a	Cloudy	35°2° (likely 35°2° to 46°8°)	35°2°	0%	1 mph2 km/h from ENE, gusts 5 mph8 km/h	92%	91%	1
Mon 11a	Cloudy	40°4° (likely 40°4° to 48°9°)	40°4°	0%	1 mph2 km/h from ENE, gusts 6 mph9 km/h	85%	91%	2

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Cloudy. High 52°11°, low 27°−3°. Typical 51°11° / 36°2°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 51°11°
  Dry
2. Evening
  6 PM–midnight
  Cloudy, 37°3°
  Dry
3. Overnight
  midnight–6 AM
  Fog, 29°−2°
  Dry
Official NWS forecast
Today: Mostly sunny, with a high near 52. South wind around 5 mph.
Tonight: Patchy fog after midnight. Partly cloudy, with a low around 27. East wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
50°10°–53°12°
Low, likely
27°−3°–39°4°
Typical high / low
51°11° / 36°2°
Wind
8 mph13 km/h, gusts 27 mph43 km/h
UV peak
3
Tomorrow, Oct 25. Cloudy. High 52°11°, low 27°−3°. Typical 50°10° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly cloudy, 28°−2°
  Dry
2. Afternoon
  noon–6 PM
  Mostly cloudy, 51°11°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 39°4°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 29°−2°
  Dry
Official NWS forecast
Day: Mostly cloudy, with a high near 52. North wind around 5 mph.
Night: Mostly cloudy, with a low around 27. Northeast wind around 3 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
51°11°–58°14°
Low, likely
27°−3°–41°5°
Typical high / low
50°10° / 36°2°
Wind
7 mph11 km/h, gusts 20 mph33 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 52°11°, low 29°−2°. Typical 50°10° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 29°−2°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 50°10°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 43°6°
  60% chance · 0.05 in1.2 mm
4. Overnight
  midnight–6 AM
  Rain, 40°5°
  80% chance · 0.29 in7.3 mm
Official NWS forecast
Day: Partly sunny, with a high near 52. North northeast wind around 2 mph.
Night: A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
45°7°–52°11°
Low, likely
29°−2°–41°5°
Typical high / low
50°10° / 36°2°
Wind
7 mph11 km/h, gusts 17 mph27 km/h
UV peak
3
Tuesday, Oct 27. Snow. High 48°9°, low 29°−2°. Typical 49°9° / 35°2°. Snow 0–1 in0–3 cm, 60% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 41°5°
  80% chance · 0.07 in1.9 mm
2. Afternoon
  noon–6 PM
  Drizzle, 44°7°
  80% chance · 0.14 in3.5 mm
3. Evening
  6 PM–midnight
  Drizzle, 42°6°
  80% chance · 0.09 in2.2 mm
4. Overnight
  midnight–6 AM
  Cloudy, 38°3°
  60% chance · 0.05 in1.1 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain before 9am, then rain and snow likely. Mostly cloudy, with a high near 48.
Night: Rain likely. Mostly cloudy, with a low around 29.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
41°5°–48°9°
Low, likely
29°−2°–42°6°
Typical high / low
49°9° / 35°2°
Wind
9 mph15 km/h, gusts 41 mph67 km/h
Wednesday, Oct 28. Rain. High 48°9°, low 25°−4°. Typical 49°9° / 35°2°. Rain 0.22 in5.6 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 37°3°
  40% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 47°8°
  40% chance · 0.07 in1.8 mm
3. Evening
  6 PM–midnight
  Drizzle, 41°5°
  50% chance · 0.07 in1.8 mm
4. Overnight
  midnight–6 AM
  Drizzle, 39°4°
  40% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Mostly cloudy, with a high near 48.
Night: A chance of rain. Mostly cloudy, with a low around 25.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
43°6°–48°9°
Low, likely
25°−4°–40°4°
Typical high / low
49°9° / 35°2°
Wind
11 mph18 km/h, gusts 48 mph77 km/h
UV peak
3
Thursday, Oct 29. Snow. High 46°8°, low 24°−4°. Typical 48°9° / 35°2°. Snow 0.11 in2.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 37°3°
  30% chance · 0.04 in0.9 mm
2. Afternoon
  noon–6 PM
  Drizzle, 43°6°
  30% chance · 0.02 in0.6 mm
3. Evening
  6 PM–midnight
  Cloudy, 39°4°
  40% chance
4. Overnight
  midnight–6 AM
  Snow, 34°1°
  40% chance · 0.2 in0.6 cm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and snow. Partly sunny, with a high near 46.
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
40°4°–47°8°
Low, likely
24°−4°–38°3°
Typical high / low
48°9° / 35°2°
Wind
6 mph10 km/h, gusts 32 mph51 km/h
UV peak
1
Friday, Oct 30. Snow. High 47°8°, low 24°−4°. Typical 48°9° / 35°2°. Snow 0–2 in0–5 cm, 20% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Snow, 34°1°
  30% chance · 0.2 in0.5 cm
2. Afternoon
  noon–6 PM
  Cloudy, 40°4°
  30% chance
3. Evening
  6 PM–midnight
  Cloudy, 35°2°
  20% chance · 0.03 in0.6 mm
4. Overnight
  midnight–6 AM
  Cloudy, 32°0°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of snow. Partly sunny, with a high near 47.
Night: A slight chance of snow before 9pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 24.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
39°4°–47°8°
Low, likely
24°−4°–35°2°
Typical high / low
48°9° / 35°2°
Wind
6 mph9 km/h, gusts 27 mph43 km/h
UV peak
2
Saturday, Oct 31. Drizzle. High 39°4°, low 30°−1°. Typical 48°9° / 34°1°. Rain 0.06 in1.5 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Snow, 39°4°
  20% chance · 0.03 in0.7 mm
3. Evening
  6 PM–midnight
  Drizzle, 35°2°
  20% chance
4. Overnight
  midnight–6 AM
  Partly cloudy, 32°0°
  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
37°3°–41°5°
Low, likely
28°−2°–32°0°
Typical high / low
48°9° / 34°1°
Wind
16 mph26 km/h
UV peak
2
Sunday, Nov 1. Cloudy. High 41°5°, low 31°−1°. Typical 47°8° / 34°1°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 42°5°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 38°3°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 34°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 agreeIndependent forecasts are close; the range is narrow.
High, likely
40°4°–43°6°
Low, likely
27°−3°–34°1°
Typical high / low
47°8° / 34°1°
Wind
6 mph10 km/h, gusts 16 mph25 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 42°6°, low 33°1°. Typical 47°8° / 34°1°. Rain 0.09 in2.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 42°5°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 37°3°
  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
39°4°–44°7°
Low, likely
29°−2°–38°3°
Typical high / low
47°8° / 34°1°
Wind
11 mph18 km/h, gusts 32 mph52 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 52°, low 27°.
Tomorrow
Dry, high 52°, low 27°.
Monday
Dry, high 52°, low 29°.
Rest of week
Highs 39–48°; 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

Flathead River near Polson

7.5 mi

Below flood stage

Level: 5.5 ft
Flow: 7,210 cfs

Forecast peak 5.5 ft Sat 12 PM

Reading from Sat 10:50 AM · NWS gauge page

Swan River near Bigfork

25 mi

Below flood stage

Level: 2.3 ft
Flow: 457 cfs

Forecast peak 2.7 ft Sun 6 AM

Reading from Sat 11 AM · NWS gauge page

Flathead Lake at Polson

4.0 mi

Level: 2892 ft

Reading from Sat 10:30 AM · NWS gauge page

For your home

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

Heating this week

About 66% less heating than a typical week.

This week 54Typical 159

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 37
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 31 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 38°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?

Bigfork 13 S · official normals 1991–2020 · records 1938–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

Turtle Lake weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 23 min; Losing 3 min 12 s a day; shortest Dec 21, 1 h 58 min less
Golden hour: 5:48–6:51 PM; Morning 7:49–8:52 AM
Blue hour: 6:51–7:03 PM; Morning 7:37–7:49 AM; first light 7:37 AM

Stars tonight? Poor

Clouds most of the night (about 52% cover).

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:23 AM · rises 5:32 PM
Full moon: Oct 25
New moon: Nov 9

Looking east from Turtle Lake. The highest point on the skyline is about 9,700 ft, 21 mi away.Skyline from USGS elevation data, heights drawn up to 2.5× taller. Sky, sun and moon as they are now.