Observed 4:55 PM MDT at KWRL

East Thermopolis, WY weather

Rainy and 45°7°, 8°4° colder than a typical Oct 25.

Mostly agree

Now 45°7°

Rain · Feels like 41°5°

Wind: 7 mph11 km/h; From the south-southwest. Up to 7 mph11 km/h through 5 AM
Dew point: 37°3°; Comfortable
UV tomorrow: 4Moderate; Moderate 11 AM–5 PM · peak 4
Pressure: 30.26 inHg1025 hPa; Falling slowly · −0.02 inHg−0.5 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Low 32°0° tomorrow at 7 AM
Above 40°4° tomorrow by 10 AM
Below 50°10° tomorrow night after 8 PM
Gusts to 33 mph53 km/h Tuesday from 1 PM

TonightDown to 34°1° by 5 AM · Mostly cloudy
Tomorrow morningUp to 49°9° by 11 AM · freezing, low 32°0° · Clear
Tomorrow afternoonUp to 58°14° by 4 PM · Clear
Tomorrow nightDown to 42°6° by 4 AM · Partly cloudy
Tuesday morningUp to 50°10° by 11 AM · Partly cloudy
Tuesday afternoonNear 54°12° · gusts to 33 mph53 km/h · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sun 5p	Cloudy	51°11° (likely 45°7° to 51°11°)	51°11°	10%	5 mph8 km/h from N, gusts 5 mph8 km/h	54%	98%	1
Sun 6p	Cloudy	49°9° (likely 44°7° to 50°10°)	47°8°	5%	6 mph10 km/h from N, gusts 4 mph7 km/h	60%	98%	0
Sun 7p	Cloudy	47°8° (likely 42°6° to 48°9°)	45°7°	5%	5 mph8 km/h from N, gusts 4 mph6 km/h	65%	88%	0
Sun 8p	Partly cloudy	45°7° (likely 40°4° to 46°8°)	44°7°	5%	3 mph5 km/h from N, gusts 5 mph7 km/h	67%	54%	0
Sun 9p	Clear	44°7° (likely 38°3° to 44°7°)	42°6°	5%	3 mph5 km/h from NNE, gusts 3 mph5 km/h	68%	31%	0
Sun 10p	Clear	43°6° (likely 37°3° to 43°6°)	41°5°	0%	3 mph5 km/h from NW, gusts 4 mph7 km/h	70%	38%	0
Sun 11p	Cloudy	42°6° (likely 36°2° to 42°6°)	40°4°	0%	3 mph5 km/h from NW, gusts 3 mph5 km/h	72%	62%	0
Mon 12a	Cloudy	41°5° (likely 36°2° to 42°6°)	37°3°	0%	6 mph10 km/h from N, gusts 3 mph6 km/h	73%	57%	0
Mon 1a	Mostly cloudy	39°4° (likely 36°2° to 40°4°)	37°3°	0%	3 mph5 km/h from NNE, gusts 3 mph5 km/h	76%	42%	0
Mon 2a	Partly cloudy	38°3° (likely 34°1° to 39°4°)	36°2°	0%	3 mph5 km/h from NNW, gusts 5 mph8 km/h	78%	60%	0
Mon 3a	Partly cloudy	37°3° (likely 35°2° to 39°4°)	34°1°	0%	3 mph5 km/h from SSW, gusts 6 mph10 km/h	81%	61%	0
Mon 4a	Partly cloudy	35°2° (likely 34°1° to 39°4°)	35°2°	0%	2 mph3 km/h from SW, gusts 7 mph12 km/h	84%	62%	0
Mon 5a	Partly cloudy	34°1° (likely 34°1° to 39°4°)	31°−1°	0%	3 mph5 km/h from SSW, gusts 6 mph10 km/h	87%	44%	0
Mon 6a	Clear	34°1° (likely 33°1° to 38°3°)	31°−1°	0%	3 mph5 km/h from NW, gusts 5 mph8 km/h	88%	12%	0
Mon 7a	Clear	32°0° (likely 32°0° to 38°3°)	27°−3°	0%	5 mph8 km/h from W, gusts 5 mph9 km/h	94%	12%	0
Mon 8a	Sunny	33°1° (likely 33°1° to 38°3°)	29°−2°	0%	5 mph8 km/h from SSW, gusts 6 mph10 km/h	97%	2%	0
Mon 9a	Sunny	37°3° (likely 35°2° to 40°4°)	32°0°	0%	6 mph10 km/h from SSE, gusts 7 mph12 km/h	89%	1%	0
Mon 10a	Sunny	44°7° (likely 42°6° to 44°7°)	40°4°	0%	7 mph11 km/h from SSE, gusts 8 mph12 km/h	77%	0%	2
Mon 11a	Sunny	49°9° (likely 46°8° to 51°11°)	45°7°	0%	9 mph14 km/h from S, gusts 16 mph26 km/h	66%	0%	3
Mon 12p	Sunny	53°12° (likely 49°9° to 54°12°)	53°12°	0%	13 mph21 km/h from S, gusts 17 mph27 km/h	58%	0%	4
Mon 1p	Sunny	55°13° (likely 52°11° to 57°14°)	55°13°	0%	13 mph21 km/h from S, gusts 16 mph25 km/h	55%	1%	4
Mon 2p	Sunny	56°13° (likely 54°12° to 59°15°)	56°13°	0%	13 mph21 km/h from S, gusts 14 mph22 km/h	52%	24%	4
Mon 3p	Mostly sunny	57°14° (likely 55°13° to 60°16°)	57°14°	0%	12 mph19 km/h from S, gusts 13 mph21 km/h	48%	36%	4
Mon 4p	Sunny	58°14° (likely 56°13° to 60°16°)	58°14°	0%	10 mph16 km/h from S, gusts 14 mph22 km/h	47%	29%	3
Mon 5p	Sunny	57°14° (likely 55°13° to 59°15°)	57°14°	0%	9 mph14 km/h from S, gusts 14 mph22 km/h	48%	1%	1
Mon 6p	Clear	54°12° (likely 52°11° to 55°13°)	54°12°	0%	6 mph10 km/h from S, gusts 9 mph14 km/h	54%	41%	0
Mon 7p	Clear	52°11° (likely 49°9° to 52°11°)	52°11°	0%	5 mph8 km/h from S, gusts 7 mph12 km/h	59%	43%	0
Mon 8p	Mostly clear	48°9° (likely 47°8° to 49°9°)	45°7°	0%	6 mph10 km/h from S, gusts 5 mph8 km/h	62%	41%	0
Mon 9p	Mostly clear	47°8° (likely 46°8° to 48°9°)	43°6°	0%	8 mph13 km/h from S, gusts 8 mph13 km/h	63%	46%	0
Mon 10p	Partly cloudy	46°8° (likely 46°8° to 49°9°)	41°5°	0%	9 mph14 km/h from S, gusts 6 mph10 km/h	63%	46%	0
Mon 11p	Cloudy	46°8° (likely 45°7° to 49°9°)	41°5°	0%	10 mph16 km/h from S, gusts 9 mph14 km/h	63%	81%	0
Tue 12a	Cloudy	45°7° (likely 45°7° to 49°9°)	39°4°	0%	13 mph21 km/h from S, gusts 14 mph23 km/h	63%	82%	0
Tue 1a	Cloudy	45°7° (likely 45°7° to 49°9°)	39°4°	0%	14 mph23 km/h from S, gusts 11 mph18 km/h	63%	78%	0
Tue 2a	Cloudy	44°7° (likely 44°7° to 48°9°)	37°3°	0%	16 mph26 km/h from S, gusts 15 mph23 km/h	64%	83%	0
Tue 3a	Cloudy	43°6° (likely 43°6° to 48°9°)	35°2°	0%	16 mph26 km/h from S, gusts 13 mph20 km/h	65%	99%	0
Tue 4a	Partly cloudy	42°6° (likely 42°6° to 46°8°)	34°1°	0%	16 mph26 km/h from S, gusts 10 mph17 km/h	66%	51%	0
Tue 5a	Clear	42°6° (likely 42°6° to 45°7°)	34°1°	0%	16 mph26 km/h from SSW, gusts 8 mph13 km/h	66%	8%	0
Tue 6a	Clear	39°4° (likely 39°4° to 45°7°)	30°−1°	0%	16 mph26 km/h from SSW, gusts 15 mph25 km/h	64%	3%	0
Tue 7a	Clear	40°4° (likely 40°4° to 45°7°)	31°−1°	0%	17 mph27 km/h from SW, gusts 14 mph22 km/h	63%	40%	0
Tue 8a	Partly sunny	41°5° (likely 38°3° to 45°7°)	32°0°	0%	17 mph27 km/h from WSW, gusts 18 mph29 km/h	60%	56%	0
Tue 9a	Mostly sunny	42°6° (likely 41°5° to 46°8°)	33°1°	0%	18 mph29 km/h from WSW, gusts 17 mph28 km/h	54%	58%	0
Tue 10a	Sunny	46°8° (likely 46°8° to 49°9°)	38°3°	0%	21 mph34 km/h from WSW, gusts 18 mph29 km/h	47%	45%	1
Tue 11a	Sunny	50°10° (likely 50°10° to 52°11°)	43°6°	0%	22 mph35 km/h from WSW, gusts 19 mph30 km/h	39%	64%	3
Tue 12p	Sunny	54°12° (likely 53°12° to 54°12°)	54°12°	0%	24 mph39 km/h from WSW, gusts 22 mph35 km/h	32%	64%	3
Tue 1p	Sunny	55°13° (likely 54°12° to 57°14°)	55°13°	0%	25 mph40 km/h from WSW, gusts 31 mph50 km/h	29%	59%	4
Tue 2p	Sunny	55°13° (likely 55°13° to 58°14°)	55°13°	0%	25 mph40 km/h from WSW, gusts 33 mph54 km/h	28%	6%	4
Tue 3p	Sunny	55°13° (likely 55°13° to 59°15°)	55°13°	0%	24 mph39 km/h from WSW, gusts 31 mph50 km/h	28%	5%	3
Tue 4p	Sunny	54°12° (likely 54°12° to 59°15°)	54°12°	0%	21 mph34 km/h from WSW, gusts 25 mph41 km/h	28%	6%	2

Days ahead

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

Today, Oct 25. Mostly cloudy. High 52°11°, low 32°0°. Typical 60°16° / 30°−1°. Dry. Mostly agree.
1. Evening
  6 PM–midnight
  Clear, 45°7°
  Dry
2. Overnight
  midnight–6 AM
  Partly cloudy, 34°1°
  Dry
Official NWS forecast
Today: Mostly cloudy, with a high near 52. North wind around 5 mph.
Tonight: Mostly cloudy, with a low around 32. North northwest wind 2 to 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
47°8°–52°11°
Low, likely
32°0°–34°1°
Typical high / low
60°16° / 30°−1°
Wind
6 mph10 km/h, gusts 11 mph18 km/h
UV peak
4
Tomorrow, Oct 26. Cloudy. High 58°14°, low 37°3°. Typical 59°15° / 30°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 33°1°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 58°14°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 42°6°
  Dry
Official NWS forecast
Day: Sunny, with a high near 58. South southwest wind 3 to 13 mph.
Night: Partly cloudy, with a low around 37. South wind 5 to 16 mph, with gusts as high as 24 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–60°16°
Low, likely
33°1°–37°3°
Typical high / low
59°15° / 30°−1°
Wind
14 mph23 km/h
UV peak
4
Tuesday, Oct 27. Sunny. High 55°13°, low 31°−1°. Typical 59°15° / 29°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Clear, 45°7°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 38°3°
  Dry
Official NWS forecast
Day: Sunny, with a high near 55. Southwest wind 16 to 25 mph, with gusts as high as 31 mph.
Night: Partly cloudy, with a low around 31. Southwest wind 5 to 13 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–58°14°
Low, likely
31°−1°–40°4°
Typical high / low
59°15° / 29°−2°
Wind
21 mph33 km/h, gusts 37 mph59 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 57°14°, low 32°0°. Typical 58°14° / 29°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 57°14°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 57. South southwest wind 5 to 10 mph.
Night: Mostly clear, with a low around 32.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–58°14°
Low, likely
32°0°–39°4°
Typical high / low
58°14° / 29°−2°
Wind
14 mph22 km/h, gusts 21 mph34 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 61°16°, low 35°2°. Typical 58°14° / 28°−2°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Sunny, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 40°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 61.
Night: Mostly cloudy, with a low around 35.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 61°16°).
High, likely
56°13°–61°16°
Low, likely
29°−2°–39°4°
Typical high / low
58°14° / 28°−2°
Wind
9 mph14 km/h, gusts 24 mph39 km/h
UV peak
4
Friday, Oct 30. Partly sunny. High 57°14°, low 33°1°. Typical 57°14° / 28°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 41°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 57.
Night: A slight chance of rain showers before 3am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 33.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
57°14°–63°17°
Low, likely
33°1°–41°5°
Typical high / low
57°14° / 28°−2°
Wind
11 mph18 km/h, gusts 25 mph40 km/h
UV peak
3
Saturday, Oct 31. Partly sunny. High 56°13°, low 35°2°. Typical 57°14° / 28°−2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 58°15°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 43°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 56.
Night: Partly cloudy, with a low around 35.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
53°12°–62°17°
Low, likely
35°2°–46°8°
Typical high / low
57°14° / 28°−2°
Wind
7 mph11 km/h, gusts 13 mph21 km/h
UV peak
4
Sunday, Nov 1. Drizzle. High 54°12°, low 40°4°. Typical 56°13° / 27°−3°. Rain 0.14 in3.6 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 54°12°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 48°9°
  30% chance · 0.08 in2 mm
4. Overnight
  midnight–6 AM
  Cloudy, 37°3°
  40% 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
46°8°–65°18°
Low, likely
34°1°–49°9°
Typical high / low
56°13° / 27°−3°
Wind
21 mph34 km/h, gusts 37 mph59 km/h
UV peak
3
Monday, Nov 2. Rain. High 48°9°, low 34°1°. Typical 56°13° / 27°−3°. Rain 0.15 in3.8 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 39°4°
  40% chance
2. Afternoon
  noon–6 PM
  Cloudy, 50°10°
  40% chance
3. Evening
  6 PM–midnight
  Rain, 38°3°
  30% chance · 0.1 in2.4 mm
4. Overnight
  midnight–6 AM
  Cloudy, 33°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
40°4°–59°15°
Low, likely
27°−3°–43°6°
Typical high / low
56°13° / 27°−3°
Wind
17 mph27 km/h, gusts 30 mph49 km/h
UV peak
3
Tuesday, Nov 3. Rain. High 46°8°, low 32°0°. Typical 55°13° / 27°−3°. Rain 0.07 in1.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 45°7°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 38°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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
41°5°–50°10°
Low, likely
27°−3°–40°4°
Typical high / low
55°13° / 27°−3°
Wind
9 mph14 km/h, gusts 28 mph45 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 52°, low 32°.
Tomorrow
Dry, high 58°, low 37°, warming up.
Tuesday
Dry, high 55°, low 31°, cooling off.
Rest of week
Mostly dry, highs 46–61°.

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

Wind River below Boysen Reservior

15 mi

Below flood stage

Level: 3.2 ft
Flow: 409 cfs

Reading from Sun 3 PM · NWS gauge page

Owl Creek at Arapahoe Ranch

18 mi

Below flood stage

Level: 1.9 ft
Flow: 54 cfs

Reading from Sun 3:30 PM · NWS gauge page

Bighorn River above Worland

24 mi

Below flood stage

Level: 2.0 ft
Flow: 840 cfs

Reading from Sun 3:45 PM · NWS gauge page

For your home

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

Heating this week

About 75% less heating than a typical week.

This week 38Typical 150

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 30
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 7 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 37°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?

Thermopolis · official normals 1991–2020 · records 1899–2026

Oct 25, today vs a typical year

Today’s expected high is 8°4° colder than typical.

Last 7 days vs normal

On average 12°7° warmer than normal (daily mean temperature).

+9°+5°MonOct 19
+10°+5°TueOct 20
+10°+5°WedOct 21
+15°+8°ThuOct 22
+20°+11°FriOct 23
—SatOct 24
—SunOct 25

East Thermopolis weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 34 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 38 min less
Golden hour: 5:33–6:31 PM; Morning 7:21–8:19 AM
Blue hour: 6:31–6:42 PM; Morning 7:10–7:21 AM; first light 7:10 AM

Stars tonight? Fair

Mostly clear 6–7:11 AM, but the moon is 100% lit and up.

Moon

Full moon

100% lit · growing

Today: sets 7:09 AM · rises 5:39 PM
Full moon: Today, 10:12 PM
New moon: Nov 9

Looking west from East Thermopolis. The highest point on the skyline is about 9,600 ft, 25 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

East Thermopolis, WY weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Tuesday

Rest of week

What changed since yesterday

Radar

Rivers

Wind River below Boysen Reservior

Owl Creek at Arapahoe Ranch

Bighorn River above Worland

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 25, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon