Observed 2:35 AM MDT at KAFO

Afton, WY weather

Overcast and 36°2°.

Forecasts differ

Now 36°2°

Cloudy · Feels like 31°−1°

Wind: 6 mph9 km/h; From the northwest. Up to 6 mph9 km/h through 3 PM
Dew point: 34°1°; Dry, static shocks likely
Humidity: 93%; Air 36°2°, dew point 34°1° · frost likely
UV index: 0Low; Moderate 12–4 PM · peak 3

None rain now, through the next 2 hours.

From forecast models

Next 48 hours

9°5° cooler than this time yesterday (45°7° then, 36°2° now)

Good hours for

Fog until 5 AM
Hard freeze today 5–10 AM (low 28°−2°)
Above 40°4° today by noon
Below 40°4° tonight after 9 PM
Hard freeze tonight midnight–10 AM (low 26°−3°)

TonightNear 33°1° · Mostly cloudy · freezing, low 32°0°
This morningUp to 38°3° by 11 AM · freezing, low 28°−2° · Partly cloudy
This afternoonUp to 51°11° by 5 PM · Partly cloudy
TonightDown to 27°−3° by 5 AM · freezing, low 27°−3° · Partly cloudy
Tomorrow morningUp to 39°4° by 11 AM · freezing, low 26°−3° · Mostly cloudy
Tomorrow afternoonUp to 52°11° by 4 PM · rain chance 10% · Mostly cloudy
Tomorrow nightDown to 33°1° by 2 AM · 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 3a	Fog	34°1° (likely 34°1° to 38°3°)	34°1°	5%	0 mph0 km/h, gusts 2 mph4 km/h	96%	89%	0
Sat 4a	Fog	34°1° (likely 33°1° to 37°3°)	34°1°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	66%	0
Sat 5a	Cloudy	32°0° (likely 32°0° to 37°3°)	32°0°	0%	0 mph0 km/h, gusts 4 mph6 km/h	100%	58%	0
Sat 6a	Cloudy	31°−1° (likely 31°−1° to 37°3°)	31°−1°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	58%	0
Sat 7a	Cloudy	30°−1° (likely 30°−1° to 36°2°)	30°−1°	0%	0 mph0 km/h, gusts 4 mph7 km/h	100%	60%	0
Sat 8a	Sunny	28°−2° (likely 28°−2° to 36°2°)	28°−2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	42%	0
Sat 9a	Sunny	31°−1° (likely 31°−1° to 36°2°)	31°−1°	0%	0 mph0 km/h, gusts 3 mph6 km/h	100%	37%	0
Sat 10a	Sunny	35°2° (likely 35°2° to 39°4°)	35°2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	37%	1
Sat 11a	Partly sunny	38°3° (likely 38°3° to 43°6°)	38°3°	0%	0 mph0 km/h, gusts 4 mph6 km/h	100%	34%	2
Sat 12p	Sunny	41°5° (likely 41°5° to 47°8°)	41°5°	0%	0 mph0 km/h, gusts 4 mph7 km/h	93%	34%	3
Sat 1p	Sunny	44°7° (likely 44°7° to 51°11°)	44°7°	0%	0 mph0 km/h, gusts 6 mph10 km/h	82%	31%	3
Sat 2p	Sunny	49°9° (likely 47°8° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 5 mph9 km/h	68%	27%	3
Sat 3p	Mostly sunny	50°10° (likely 49°9° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 6 mph10 km/h	60%	57%	3
Sat 4p	Mostly sunny	50°10° (likely 49°9° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 6 mph10 km/h	58%	59%	2
Sat 5p	Mostly sunny	51°11° (likely 49°9° to 53°12°)	51°11°	0%	0 mph0 km/h, gusts 6 mph10 km/h	59%	21%	1
Sat 6p	Clear	48°9° (likely 45°7° to 50°10°)	48°9°	0%	1 mph2 km/h from N, gusts 7 mph11 km/h	66%	6%	1
Sat 7p	Clear	45°7° (likely 41°5° to 46°8°)	45°7°	0%	1 mph2 km/h from E, gusts 5 mph9 km/h	74%	8%	0
Sat 8p	Clear	42°6° (likely 37°3° to 44°7°)	42°6°	0%	2 mph3 km/h from ESE, gusts 4 mph6 km/h	80%	6%	0
Sat 9p	Mostly clear	37°3° (likely 34°1° to 43°6°)	33°1°	0%	5 mph8 km/h from ESE, gusts 5 mph8 km/h	88%	42%	0
Sat 10p	Clear	35°2° (likely 32°0° to 41°5°)	32°0°	0%	3 mph5 km/h from ESE, gusts 2 mph3 km/h	92%	13%	0
Sat 11p	Mostly clear	34°1° (likely 30°−1° to 40°4°)	34°1°	0%	2 mph3 km/h from E, gusts 2 mph3 km/h	96%	16%	0
Sun 12a	Clear	32°0° (likely 28°−2° to 39°4°)	32°0°	0%	1 mph2 km/h from E, gusts 3 mph4 km/h	97%	38%	0
Sun 1a	Clear	31°−1° (likely 28°−2° to 38°3°)	31°−1°	0%	1 mph2 km/h from E, gusts 3 mph5 km/h	99%	43%	0
Sun 2a	Mostly clear	30°−1° (likely 27°−3° to 38°3°)	30°−1°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	47%	0
Sun 3a	Mostly clear	29°−2° (likely 27°−3° to 38°3°)	29°−2°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	32%	0
Sun 4a	Partly cloudy	28°−2° (likely 27°−3° to 37°3°)	28°−2°	0%	0 mph0 km/h, gusts 1 mph2 km/h	100%	39%	0
Sun 5a	Partly cloudy	27°−3° (likely 27°−3° to 37°3°)	27°−3°	0%	0 mph0 km/h, gusts 1 mph2 km/h	100%	50%	0
Sun 6a	Partly cloudy	27°−3° (likely 27°−3° to 35°2°)	27°−3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	29%	0
Sun 7a	Partly cloudy	26°−3° (likely 26°−3° to 36°2°)	26°−3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	54%	0
Sun 8a	Partly sunny	27°−3° (likely 27°−3° to 36°2°)	27°−3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	70%	0
Sun 9a	Partly sunny	29°−2° (likely 29°−2° to 36°2°)	29°−2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	73%	0
Sun 10a	Cloudy	34°1° (likely 34°1° to 43°6°)	34°1°	0%	0 mph0 km/h, gusts 3 mph5 km/h	98%	70%	1
Sun 11a	Cloudy	39°4° (likely 39°4° to 46°8°)	39°4°	0%	0 mph0 km/h, gusts 5 mph8 km/h	88%	74%	2
Sun 12p	Cloudy	43°6° (likely 43°6° to 49°9°)	43°6°	5%	0 mph0 km/h, gusts 5 mph8 km/h	81%	60%	3
Sun 1p	Cloudy	47°8° (likely 46°8° to 52°11°)	47°8°	5%	0 mph0 km/h, gusts 4 mph7 km/h	75%	78%	4
Sun 2p	Cloudy	50°10° (likely 47°8° to 54°12°)	50°10°	10%	0 mph0 km/h, gusts 3 mph5 km/h	65%	74%	4
Sun 3p	Cloudy	51°11° (likely 47°8° to 54°12°)	51°11°	10%	0 mph0 km/h, gusts 3 mph5 km/h	60%	78%	3
Sun 4p	Cloudy	52°11° (likely 47°8° to 54°12°)	52°11°	10%	0 mph0 km/h, gusts 3 mph5 km/h	59%	71%	2
Sun 5p	Cloudy	51°11° (likely 46°8° to 53°12°)	51°11°	5%	0 mph0 km/h, gusts 3 mph5 km/h	63%	82%	1
Sun 6p	Cloudy	49°9° (likely 43°6° to 51°11°)	49°9°	5%	1 mph2 km/h from W, gusts 3 mph5 km/h	70%	87%	0
Sun 7p	Partly cloudy	46°8° (likely 44°7° to 48°9°)	46°8°	5%	1 mph2 km/h from S, gusts 4 mph6 km/h	78%	91%	0
Sun 8p	Cloudy	43°6° (likely 42°6° to 46°8°)	43°6°	5%	2 mph3 km/h from S, gusts 5 mph9 km/h	84%	95%	0
Sun 9p	Cloudy	40°4° (likely 40°4° to 44°7°)	37°3°	5%	5 mph8 km/h from SSE, gusts 4 mph6 km/h	88%	93%	0
Sun 10p	Partly cloudy	38°3° (likely 38°3° to 44°7°)	34°1°	5%	5 mph8 km/h from SSE, gusts 3 mph4 km/h	92%	77%	0
Sun 11p	Partly cloudy	37°3° (likely 36°2° to 43°6°)	34°1°	5%	3 mph5 km/h from SSE, gusts 3 mph4 km/h	95%	63%	0
Mon 12a	Partly cloudy	36°2° (likely 34°1° to 41°5°)	36°2°	0%	2 mph3 km/h from SSE, gusts 3 mph5 km/h	97%	46%	0
Mon 1a	Partly cloudy	34°1° (likely 33°1° to 41°5°)	34°1°	0%	2 mph3 km/h from SSE, gusts 4 mph6 km/h	99%	53%	0
Mon 2a	Partly cloudy	33°1° (likely 33°1° to 40°4°)	33°1°	0%	1 mph2 km/h from SE, gusts 3 mph6 km/h	100%	48%	0

Days ahead

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

Today, Oct 24. Fog. High 52°11°, low 27°−3°. Typical 52°11° / 23°−5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 28°−2°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 51°11°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 42°6°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 27°−3°
  Dry
Official NWS forecast
Today: Areas of fog before 8am. Mostly sunny, with a high near 52. Wind around 0 mph.
Tonight: Areas of fog. Mostly cloudy. Low around 27, with temperatures rising to around 32 overnight. Wind around 0 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
49°9°–54°12°
Low, likely
27°−3°–35°2°
Typical high / low
52°11° / 23°−5°
Wind
7 mph12 km/h
UV peak
4
Tomorrow, Oct 25. Partly sunny. High 53°12°, low 27°−3°. Typical 51°11° / 23°−5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 27°−3°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 52°11°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 43°6°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 33°1°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 53. Wind around 0 mph.
Night: Partly cloudy, with a low around 27. South southeast wind 1 to 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
48°9°–54°12°
Low, likely
26°−3°–35°2°
Typical high / low
51°11° / 23°−5°
Wind
5 mph7 km/h, gusts 10 mph17 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 53°12°, low 28°−2°. Typical 51°11° / 23°−5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 54°12°
  Dry
3. Evening
  6 PM–midnight
  Clear, 43°6°
  30% chance · 0.2 in0.6 cm
4. Overnight
  midnight–6 AM
  Snow, 35°1°
  60% chance · 0.6 in1.6 cm
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 53. South wind 1 to 5 mph.
Night: A chance of rain showers before midnight, then a slight chance of thunderstorms and rain and snow showers likely. Partly cloudy, with a low around 28. South southeast wind 2 to 12 mph. Chance of precipitation is 60%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
50°10°–55°13°
Low, likely
28°−2°–36°2°
Typical high / low
51°11° / 23°−5°
Wind
10 mph16 km/h, gusts 20 mph31 km/h
UV peak
4
Tuesday, Oct 27. Snow. High 45°7°, low 22°−6°. Typical 50°10° / 22°−6°. Snow 0–2 in0–5 cm, 60% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Showers, 34°1°
  60% chance · 0.05 in1.3 mm
2. Afternoon
  noon–6 PM
  Cloudy, 41°5°
  40% chance
3. Evening
  6 PM–midnight
  Clear, 35°2°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 30°−1°
  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 45. Chance of precipitation is 60%. Little or no snow accumulation expected.
Night: A slight chance of snow showers before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
38°3°–45°7°
Low, likely
22°−6°–33°1°
Typical high / low
50°10° / 22°−6°
Wind
13 mph21 km/h, gusts 27 mph43 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 51°11°, low 27°−3°. Typical 50°10° / 22°−6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 30°−1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 47°8°
  Dry
3. Evening
  6 PM–midnight
  Clear, 36°2°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 33°1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 51.
Night: Partly cloudy, with a low around 27.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
42°6°–51°11°
Low, likely
25°−4°–31°−1°
Typical high / low
50°10° / 22°−6°
Wind
8 mph13 km/h, gusts 19 mph30 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 54°12°, low 30°−1°. Typical 49°9° / 22°−6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 53°12°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 42°6°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 38°3°
  20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 54.
Night: A slight chance of rain showers after midnight. Mostly cloudy, with a low around 30.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
48°9°–55°13°
Low, likely
29°−2°–33°1°
Typical high / low
49°9° / 22°−6°
Wind
9 mph15 km/h, gusts 23 mph37 km/h
UV peak
4
Friday, Oct 30. Showers. High 53°12°, low 36°2°. Typical 49°9° / 22°−6°. Rain 0.17 in4.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 39°4°
  30% chance · 0.1 in0.3 cm
2. Afternoon
  noon–6 PM
  Snow, 47°9°
  30% chance · 0.1 in0.3 cm
3. Evening
  6 PM–midnight
  Snow, 41°5°
  30% chance · 0.2 in0.5 cm
4. Overnight
  midnight–6 AM
  Cloudy, 36°2°
  40% chance · 0.3 in0.7 cm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Mostly cloudy, with a high near 53.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
42°6°–53°12°
Low, likely
32°0°–39°4°
Typical high / low
49°9° / 22°−6°
Wind
9 mph15 km/h, gusts 24 mph39 km/h
UV peak
3
Saturday, Oct 31. Drizzle. High 43°6°, low 30°−1°. Typical 48°9° / 21°−6°. Rain 0.13 in3.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 37°3°
  50% chance · 0.04 in1 mm
2. Afternoon
  noon–6 PM
  Sunny, 45°7°
  40% chance · 0.03 in0.6 mm
3. Evening
  6 PM–midnight
  Clear, 35°2°
  30% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 31°−1°
  20% chance · 0.02 in0.5 mm
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°–50°10°
Low, likely
24°−4°–36°2°
Typical high / low
48°9° / 21°−6°
Wind
8 mph13 km/h, gusts 24 mph39 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 41°5°, low 28°−2°. Typical 48°9° / 21°−6°. Rain 0.05 in1.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 33°1°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 42°6°
  30% chance
3. Evening
  6 PM–midnight
  Mostly clear, 35°1°
  30% chance
4. Overnight
  midnight–6 AM
  Clear, 27°−3°
  20% chance · 0.4 in1.1 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
34°1°–49°9°
Low, likely
20°−7°–35°2°
Typical high / low
48°9° / 21°−6°
Wind
8 mph13 km/h, gusts 18 mph29 km/h
UV peak
3
Monday, Nov 2. Sunny. High 39°4°, low 25°−4°. Typical 47°8° / 21°−6°. Rain 0.17 in4.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 28°−2°
  30% chance · 0.2 in0.6 cm
2. Afternoon
  noon–6 PM
  Sunny, 41°5°
  20% chance · 0.2 in0.6 cm
3. Evening
  6 PM–midnight
  Clear, 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 differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
34°1°–47°8°
Low, likely
21°−6°–30°−1°
Typical high / low
47°8° / 21°−6°
Wind
5 mph9 km/h, gusts 16 mph25 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 52°, low 27°.
Tomorrow
Dry, high 53°, low 27°.
Monday
Dry, high 53°, low 28°.
Rest of week
Highs 39–54°; 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

25 mi

Below flood stage

Level: 1.9 ft
Flow: 471 cfs

Forecast peak 2.0 ft Sat 6 AM

Reading from Sat 1:30 AM · NWS gauge page

Crow Creek near Fairview

5.2 mi

Below flood stage

Level: 2.4 ft
Flow: 55 cfs

Reading from Sat 1:45 AM · NWS gauge page

South Cottonwood Creek near Big Piney

21 mi

Level: 0.5 ft

Reading from Sat 1:15 AM · NWS gauge page

North Piney Creek above Apperson Creek

23 mi

Level: 1.7 ft

Reading from Sat 1:15 AM · NWS gauge page

For your home

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

Heating this week

About 74% less heating than a typical week.

This week 53Typical 201

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 27 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 34°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?

Afton · official normals 1991–2020 · records 1957–2026

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

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

Sun & moon

Sun

Daylight: 10 h 39 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 37 min less
Golden hour: 5:47–6:44 PM; Morning 7:30–8:27 AM
Blue hour: 6:44–6:56 PM; Morning 7:19–7:30 AM; first light 7:19 AM

Stars tonight? Poor

Clouds most of the night (about 66% cover).

Moon

Waxing gibbous

96% lit · growing

Today: sets 6:04 AM · rises 5:27 PM
Full moon: Oct 25
New moon: Nov 9

Looking east from Afton. The highest point on the skyline is about 9,900 ft, 4 mi away.Skyline from USGS elevation data, heights drawn up to 2× taller. Sky, sun and moon as they are now.