Observed 12:15 PM MDT at KAFO

Alpine Northwest, WY weather

Overcast and 39°4°.

Mostly agree

Now 39°4°

Cloudy

Wind: Calm; Up to 7 mph11 km/h through 1 AM
Dew point: 34°1°; Dry, static shocks likely
UV index: 4Moderate; Moderate until 5 PM
Air quality: 18Good; Main pollutant: Ozone

Light snow now, through the next 2 hours.

From forecast models

Next 48 hours

4°2° cooler than this time yesterday (43°6° then, 39°4° now)

Good hours for

High 53°12° today at 3 PM
Hard freeze tomorrow 4–10 AM (low 28°−2°)
Low 28°−2° tomorrow at 7 AM
Above 40°4° tomorrow by 11 AM

This afternoonUp to 53°12° by 3 PM · Partly cloudy
TonightDown to 31°−1° by 5 AM · freezing, low 31°−1° · Clear
Tomorrow morningUp to 41°5° by 11 AM · freezing, low 28°−2° · Clear
Tomorrow afternoonUp to 56°13° by 4 PM · Partly cloudy
Tomorrow nightDown to 34°1° by 5 AM · Partly cloudy
Monday morningUp to 43°6° by 11 AM · freezing, low 32°0° · Mostly 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 1p	Mostly sunny	49°9° (likely 47°8° to 51°11°)	48°9°	0%	3 mph5 km/h from E, gusts 7 mph12 km/h	77%	36%	4
Sat 2p	Mostly sunny	51°11° (likely 48°9° to 53°12°)	51°11°	0%	3 mph5 km/h from E, gusts 7 mph11 km/h	67%	42%	4
Sat 3p	Mostly sunny	53°12° (likely 49°9° to 54°12°)	53°12°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	59%	50%	4
Sat 4p	Sunny	53°12° (likely 50°10° to 54°12°)	53°12°	0%	1 mph2 km/h from WSW, gusts 4 mph6 km/h	56%	31%	3
Sat 5p	Mostly sunny	53°12° (likely 49°9° to 53°12°)	53°12°	0%	2 mph3 km/h from NNW, gusts 4 mph6 km/h	56%	9%	2
Sat 6p	Clear	51°11° (likely 46°8° to 51°11°)	51°11°	0%	3 mph5 km/h from N, gusts 2 mph4 km/h	65%	7%	1
Sat 7p	Clear	47°8° (likely 43°6° to 47°8°)	44°7°	0%	6 mph10 km/h from NNE, gusts 8 mph13 km/h	77%	10%	0
Sat 8p	Clear	44°7° (likely 40°4° to 44°7°)	41°5°	0%	6 mph10 km/h from NE, gusts 7 mph12 km/h	85%	5%	0
Sat 9p	Clear	41°5° (likely 38°3° to 43°6°)	36°2°	0%	7 mph11 km/h from NE, gusts 4 mph6 km/h	91%	2%	0
Sat 10p	Clear	40°4° (likely 36°2° to 42°6°)	35°2°	0%	7 mph11 km/h from NE, gusts 4 mph7 km/h	95%	10%	0
Sat 11p	Clear	37°3° (likely 35°2° to 42°6°)	32°0°	0%	6 mph10 km/h from ENE, gusts 4 mph6 km/h	100%	10%	0
Sun 12a	Clear	36°2° (likely 34°1° to 41°5°)	31°−1°	0%	6 mph10 km/h from E, gusts 3 mph5 km/h	100%	10%	0
Sun 1a	Clear	35°2° (likely 33°1° to 40°4°)	31°−1°	0%	5 mph8 km/h from E, gusts 3 mph5 km/h	100%	9%	0
Sun 2a	Clear	34°1° (likely 33°1° to 40°4°)	30°−1°	0%	5 mph8 km/h from E, gusts 3 mph4 km/h	100%	9%	0
Sun 3a	Clear	33°1° (likely 32°0° to 39°4°)	29°−2°	0%	5 mph8 km/h from E, gusts 3 mph4 km/h	100%	9%	0
Sun 4a	Clear	32°0° (likely 32°0° to 38°3°)	27°−3°	0%	5 mph8 km/h from E, gusts 3 mph5 km/h	100%	10%	0
Sun 5a	Clear	31°−1° (likely 31°−1° to 37°3°)	28°−2°	0%	3 mph5 km/h from E, gusts 3 mph5 km/h	100%	17%	0
Sun 6a	Clear	30°−1° (likely 30°−1° to 38°3°)	26°−3°	0%	3 mph5 km/h from ENE, gusts 3 mph5 km/h	100%	22%	0
Sun 7a	Clear	28°−2° (likely 28°−2° to 38°3°)	24°−4°	0%	3 mph5 km/h from E, gusts 3 mph4 km/h	100%	23%	0
Sun 8a	Sunny	29°−2° (likely 29°−2° to 37°3°)	25°−4°	0%	3 mph5 km/h from E, gusts 3 mph5 km/h	100%	24%	0
Sun 9a	Sunny	31°−1° (likely 31°−1° to 39°4°)	26°−3°	0%	5 mph8 km/h from E, gusts 3 mph5 km/h	100%	23%	0
Sun 10a	Sunny	36°2° (likely 36°2° to 44°7°)	33°1°	0%	3 mph5 km/h from ESE, gusts 4 mph6 km/h	98%	20%	1
Sun 11a	Mostly sunny	41°5° (likely 41°5° to 48°9°)	41°5°	0%	2 mph3 km/h from SSE, gusts 4 mph6 km/h	85%	32%	3
Sun 12p	Mostly sunny	46°8° (likely 46°8° to 52°11°)	46°8°	0%	2 mph3 km/h from SSE, gusts 5 mph8 km/h	70%	32%	4
Sun 1p	Partly sunny	50°10° (likely 49°9° to 54°12°)	50°10°	5%	2 mph3 km/h from SSW, gusts 5 mph7 km/h	68%	49%	4
Sun 2p	Partly sunny	53°12° (likely 51°11° to 56°13°)	53°12°	5%	2 mph3 km/h from SSW, gusts 4 mph7 km/h	60%	32%	4
Sun 3p	Sunny	55°13° (likely 52°11° to 57°14°)	55°13°	5%	2 mph3 km/h from SSW, gusts 5 mph7 km/h	54%	27%	4
Sun 4p	Partly sunny	56°13° (likely 52°11° to 58°14°)	56°13°	5%	3 mph5 km/h from W, gusts 5 mph9 km/h	54%	42%	3
Sun 5p	Mostly cloudy	55°13° (likely 51°11° to 57°14°)	55°13°	10%	5 mph8 km/h from W, gusts 7 mph12 km/h	55%	44%	1
Sun 6p	Partly cloudy	52°11° (likely 48°9° to 53°12°)	52°11°	5%	3 mph5 km/h from W, gusts 8 mph13 km/h	65%	44%	1
Sun 7p	Mostly cloudy	50°10° (likely 45°7° to 50°10°)	49°9°	0%	3 mph5 km/h from NNW, gusts 7 mph11 km/h	76%	52%	0
Sun 8p	Mostly clear	46°8° (likely 43°6° to 47°8°)	46°8°	0%	2 mph3 km/h from NNE, gusts 5 mph8 km/h	82%	60%	0
Sun 9p	Partly cloudy	44°7° (likely 41°5° to 46°8°)	42°6°	0%	3 mph5 km/h from E, gusts 6 mph9 km/h	88%	68%	0
Sun 10p	Partly cloudy	43°6° (likely 40°4° to 45°7°)	41°5°	0%	3 mph5 km/h from ESE, gusts 3 mph6 km/h	92%	48%	0
Sun 11p	Clear	41°5° (likely 38°3° to 44°7°)	38°3°	0%	5 mph8 km/h from SE, gusts 5 mph7 km/h	98%	28%	0
Mon 12a	Mostly clear	40°4° (likely 37°3° to 43°6°)	37°3°	0%	5 mph8 km/h from SE, gusts 5 mph8 km/h	100%	34%	0
Mon 1a	Partly cloudy	39°4° (likely 39°4° to 42°6°)	36°2°	5%	5 mph8 km/h from ESE, gusts 5 mph8 km/h	100%	31%	0
Mon 2a	Partly cloudy	38°3° (likely 38°3° to 42°6°)	34°1°	5%	5 mph8 km/h from ESE, gusts 4 mph7 km/h	100%	64%	0
Mon 3a	Partly cloudy	36°2° (likely 36°2° to 41°5°)	32°0°	0%	5 mph8 km/h from ESE, gusts 5 mph8 km/h	100%	66%	0
Mon 4a	Mostly cloudy	35°2° (likely 35°2° to 40°4°)	31°−1°	0%	5 mph8 km/h from ESE, gusts 5 mph8 km/h	100%	73%	0
Mon 5a	Mostly cloudy	34°1° (likely 34°1° to 40°4°)	30°−1°	0%	5 mph8 km/h from ESE, gusts 4 mph7 km/h	100%	71%	0
Mon 6a	Cloudy	32°0° (likely 32°0° to 40°4°)	29°−2°	0%	3 mph5 km/h from ESE, gusts 4 mph6 km/h	100%	69%	0
Mon 7a	Mostly cloudy	33°1° (likely 32°0° to 39°4°)	30°−1°	0%	3 mph5 km/h from ESE, gusts 3 mph4 km/h	100%	73%	0
Mon 8a	Mostly cloudy	33°1° (likely 31°−1° to 39°4°)	29°−2°	0%	5 mph8 km/h from ESE, gusts 3 mph4 km/h	100%	66%	0
Mon 9a	Mostly cloudy	34°1° (likely 32°0° to 42°6°)	30°−1°	0%	5 mph8 km/h from ESE, gusts 3 mph5 km/h	100%	63%	0
Mon 10a	Partly sunny	38°3° (likely 37°3° to 47°8°)	36°2°	0%	3 mph5 km/h from SE, gusts 3 mph5 km/h	94%	52%	1
Mon 11a	Partly sunny	43°6° (likely 42°6° to 50°10°)	41°5°	0%	3 mph5 km/h from SSE, gusts 4 mph7 km/h	86%	48%	2
Mon 12p	Partly sunny	48°9° (likely 47°8° to 53°12°)	48°9°	0%	2 mph3 km/h from S, gusts 6 mph9 km/h	76%	51%	3

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Drizzle. High 53°12°, low 27°−3°. Rain 0.03 in0.8 mm, 0% chance. Mostly agree.
1. Afternoon
  noon–6 PM
  Mostly sunny, 53°12°
  Dry
2. Evening
  6 PM–midnight
  Clear, 44°7°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 31°−1°
  Dry
Official NWS forecast
Today: Sunny, with a high near 53. East wind around 3 mph.
Tonight: Patchy fog after 5am. Mostly clear. Low around 27, with temperatures rising to around 31 overnight. Northeast wind 3 to 7 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
50°10°–54°12°
Low, likely
27°−3°–37°3°
Wind
10 mph16 km/h
UV peak
4
Tomorrow, Oct 25. Partly sunny. High 56°13°, low 30°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 29°−2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 46°8°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 34°1°
  Dry
Official NWS forecast
Day: Patchy fog before 11am. Mostly sunny, with a high near 56. Southeast wind around 5 mph.
Night: Partly cloudy, with a low around 30. East wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–58°14°
Low, likely
30°−1°–37°3°
Wind
9 mph14 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 55°13°, low 28°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly cloudy, 33°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 45°7°
  50% chance · 0.2 in0.5 cm
4. Overnight
  midnight–6 AM
  Snow, 36°2°
  80% chance · 0.5 in1.2 cm
Official NWS forecast
Day: Mostly sunny, with a high near 55. South southeast wind around 5 mph.
Night: A chance of rain showers before midnight, then rain and snow showers. Mostly cloudy, with a low around 28. South southeast wind 2 to 8 mph. Chance of precipitation is 80%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–57°14°
Low, likely
28°−2°–39°4°
Wind
9 mph14 km/h, gusts 26 mph42 km/h
UV peak
4
Tuesday, Oct 27. Snow. High 43°6°, low 25°−4°. Snow 0–3 in0–8 cm, 60% chance. Mostly agree.
1. Morning
  6 AM–noon
  Snow, 35°2°
  70% chance · 0.2 in0.4 cm
2. Afternoon
  noon–6 PM
  Snow, 41°5°
  60% chance · 0.01 in0.3 mm
3. Evening
  6 PM–midnight
  Cloudy, 37°3°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 32°0°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain and snow showers likely. Mostly cloudy, with a high near 43. Southwest wind 7 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Night: Mostly cloudy, with a low around 25.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
39°4°–43°6°
Low, likely
25°−4°–35°2°
Wind
14 mph22 km/h, gusts 30 mph47 km/h
UV peak
3
Wednesday, Oct 28. Mostly cloudy. High 51°11°, low 28°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 47°8°
  Dry
3. Evening
  6 PM–midnight
  Clear, 37°3°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 33°1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 51.
Night: Partly cloudy, with a low around 28.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
44°7°–51°11°
Low, likely
27°−3°–34°1°
Wind
8 mph14 km/h, gusts 23 mph37 km/h
UV peak
4
Thursday, Oct 29. Snow. High 53°12°, low 31°−1°. Snow 0.05 in1.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 35°1°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 51°11°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 43°6°
  30% chance · 0.02 in0.6 mm
4. Overnight
  midnight–6 AM
  Rain, 38°3°
  40% chance · 0.08 in2 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain and snow showers. Partly sunny, with a high near 53.
Night: A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 31.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
47°8°–54°12°
Low, likely
30°−1°–33°1°
Wind
9 mph15 km/h, gusts 27 mph44 km/h
UV peak
3
Friday, Oct 30. Snow. High 51°11°, low 30°−1°. Snow 0–2 in0–5 cm, 60% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Snow, 38°3°
  50% chance · 0.2 in0.5 cm
2. Afternoon
  noon–6 PM
  Snow, 46°8°
  60% chance · 0.08 in2.1 mm
3. Evening
  6 PM–midnight
  Drizzle, 39°4°
  60% chance · 0.07 in1.7 mm
4. Overnight
  midnight–6 AM
  Drizzle, 36°2°
  40% chance · 0.03 in0.8 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain and snow showers likely. Mostly cloudy, with a high near 51.
Night: Rain showers likely before 9pm, then rain and snow showers likely. Mostly cloudy, with a low around 30.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
40°4°–51°11°
Low, likely
30°−1°–37°3°
Wind
13 mph21 km/h, gusts 21 mph33 km/h
UV peak
2
Saturday, Oct 31. Snow. High 39°4°, low 28°−2°. Snow 0–1 in0–3 cm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 35°2°
  40% chance · 0.05 in1.3 mm
2. Afternoon
  noon–6 PM
  Cloudy, 38°3°
  40% chance · 0.2 in0.4 cm
3. Evening
  6 PM–midnight
  Clear, 31°−1°
  40% chance · 0.01 in0.3 mm
4. Overnight
  midnight–6 AM
  Mostly clear, 28°−2°
  30% chance
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°–45°7°
Low, likely
23°−5°–37°3°
Wind
5 mph9 km/h, gusts 21 mph33 km/h
UV peak
3
Sunday, Nov 1. Mostly sunny. High 39°4°, low 26°−3°. Rain 0.03 in0.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 29°−2°
  30% chance
2. Afternoon
  noon–6 PM
  Sunny, 40°5°
  30% chance
3. Evening
  6 PM–midnight
  Clear, 33°1°
  20% chance
4. Overnight
  midnight–6 AM
  Clear, 27°−3°
  30% chance · 0.3 in0.8 cm
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°–45°7°
Low, likely
17°−8°–37°3°
Wind
5 mph9 km/h, gusts 13 mph22 km/h
UV peak
4
Monday, Nov 2. Rain. High 41°5°, low 25°−4°. Rain 0.22 in5.6 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 29°−2°
  30% chance · 0.4 in1.1 cm
2. Afternoon
  noon–6 PM
  Drizzle, 40°4°
  30% chance · 0.4 in0.9 cm
3. Evening
  6 PM–midnight
  Rain, 35°2°
  30% chance · 0.1 in0.3 cm
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
38°3°–46°8°
Low, likely
18°−8°–31°−1°
Wind
5 mph9 km/h, gusts 21 mph34 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 53°, low 27°.
Tomorrow
Dry, high 56°, low 30°, warming up.
Monday
Dry, high 55°, low 28°.
Rest of week
Highs 39–53°; chance of precipitation on Tuesday, Friday, Saturday.

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

Salt River (WY) near Etna

7.2 mi

Below flood stage

Level: 1.9 ft
Flow: 465 cfs

Forecast peak 1.9 ft Sat 6 PM

Reading from Sat 11:30 AM · NWS gauge page

Eastern Idaho Reservoirs at Palisades

13 mi

Below flood stage

Level: 5517 ft

Forecast peak 5521 ft Tue 5 AM

Reading from Sat 11:30 AM · NWS gauge page

Snake River near Irwin

15 mi

Below flood stage

Level: 4.8 ft
Flow: 1,420 cfs

Forecast peak 4.8 ft Sat 6 PM

Reading from Sat 11:30 AM · NWS gauge page

Snake River near Jackson

20 mi

Below flood stage

Level: 1.3 ft
Flow: 1,570 cfs

Forecast peak 1.3 ft Sat 6 PM

Reading from Sat 11:30 AM · NWS gauge page

Sun & moon

Sun

Daylight: 10 h 38 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 39 min less
Golden hour: 5:47–6:44 PM; Morning 7:31–8:28 AM
Blue hour: 6:44–6:55 PM; Morning 7:19–7:31 AM; first light 7:19 AM

Stars tonight? Fair

Mostly clear 6:55 PM–7:21 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:05 AM · rises 5:26 PM
Full moon: Oct 25
New moon: Nov 9

Looking northeast from Alpine Northwest. The highest point on the skyline is about 9,400 ft, 3 mi away.Skyline from USGS elevation data. Sky, sun and moon as they are now.

Alpine Northwest, WY weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Salt River (WY) near Etna

Eastern Idaho Reservoirs at Palisades

Snake River near Irwin

Snake River near Jackson

Sun & moon

Sun

Stars tonight? Fair

Moon