Newcastle, WY Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Clear 13°F
Feels Like 13°F  
Humidity 87% Dew Point 10°F Wind Calm Barometer 29.99 in.
Report from a personal weather station 0.2 mi. SE of central Newcastle
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Point Forecast at a Glance

WedDec 3
Wed Dec 3: Partly Cloudy, Low 11F
 
11
ThuDec 4
Thu Dec 4: Partly Sunny, High 34F, Low 26F
34
26
FriDec 5
Fri Dec 5: Snow, High 35F, Low 20F
20%
35
20
SatDec 6
Sat Dec 6: Snow, High 30F, Low 15F
30%
30
15
SunDec 7
Sun Dec 7: Mostly Sunny, High 36F, Low 21F
36
21
MonDec 8
Mon Dec 8: Mostly Sunny, High 42F, Low 25F
42
25
TueDec 9
Tue Dec 9: Partly Sunny, High 46F, Low 29F
46
29

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from 34°F to 46°F. Unsettled weather expected with snow likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 1°F above the historical average for December. Normal highs for this period are around 36°F with lows around 12°F.

This Date in Weather History

1786 - The first of two great early December storms began. The storm produced 18 inches of snow at Morristown NJ, and twenty inches of snow at New Haven CT. It also resulted in high tides at Nantucket which did great damage.

More on this and other weather history

Newcastle, WY 7 Day Weather Forecast Details

Wednesday Dec 3

Partly Cloudy

Night: Partly cloudy, with a low around 11. Wind chill values as low as 3. East wind around 6 mph becoming calm.

Thursday Dec 4

Partly Sunny

Day: Partly sunny, with a high near 34. Wind chill values as low as 15. Calm wind becoming northwest 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.

Snow

Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a steady temperature around 26. Wind chill values as low as 16. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

Friday Dec 5

Snow

Day: A 20 percent chance of snow before 11am. Partly sunny, with a high near 35. Wind chill values as low as 16. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

Snow

Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 20. Northeast wind 5 to 7 mph becoming southeast in the evening.

Saturday Dec 6

Snow

Day: A 30 percent chance of snow before 11am. Partly sunny, with a high near 30. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.

Snow

Night: A 20 percent chance of snow. Mostly cloudy, with a low around 15. North wind around 6 mph becoming light and variable.

Sunday Dec 7

Mostly Sunny

Day: Mostly sunny, with a high near 36. Northwest wind 5 to 7 mph, with gusts as high as 15 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 21.

Monday Dec 8

Mostly Sunny

Day: Mostly sunny, with a high near 42.

Partly Cloudy

Night: Partly cloudy, with a low around 25.

Tuesday Dec 9

Partly Sunny

Day: Partly sunny, with a high near 46.

Rain And Snow

Night: A chance of rain and snow. Mostly cloudy, with a low around 29.

Wednesday Dec 10

Snow

Day: A chance of snow. Partly sunny, with a high near 39.


About Newcastle, WY

Newcastle is a city in and the county seat of Weston County, Wyoming, United States. The population was 3,374 at the 2020 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

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