Weather forecast for tomorrow
Newcastle, WY

Weather forecast for tomorrow

Tuesday, Jun 17.

Scattered Thunderstorms
5:12 am

8:43 pm
MDT
Scattered Thunderstorms
66°F / 50°F
  • Wind: 8mph SSE
  • Humidity: 66%
  • Precip. probability: 58%
  • Precipitation: 0.43"
  • UV index: 5
On Tuesday, June 17, expect scattered thunderstorms to develop later in the day, with the possibility of lightning and strong winds.
With a high probability, moderate precipitation is forecasted for tomorrow. Temperature is anticipated to swing from a high of a breezy 66.2°F to a low of a cool 50°F.
Forecasts suggest the maximum temperature will be a couple of degrees lower than June's average of 70.9°F.
Sunrise will be at 5:12 am and sunset at 8:43 pm; tomorrow's daylight will last for 15h and 31min.

Frequently asked questions

What is the weather forecast for Newcastle for tomorrow?
Tomorrow, in Newcastle, scattered thunderstorms are anticipated, and some of them may bring gusty winds and rain.
Will it rain tomorrow?
Moderate precipitation of 0.43" is anticipated. The likelihood of rainfall is 58%.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 50°F.
The highest temperature will be a few degrees lower than the average maximum of 70.9°F in June. The lowest temperature will be in line with the average low of 50.7°F.
When are sunrise and sunset tomorrow in Newcastle?
On Tuesday, in Newcastle, sunrise will be at 5:12 am and sunset at 8:43 pm (MDT).
How many hours of daylight will Newcastle have tomorrow?
In Newcastle, the length of the day tomorrow will be 15h and 31min.

Hourly weather forecast

12 am
  • 59°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Wind: 6mph NNE
  • Pressure: 29.85"Hg
  • Humidity: 75%
  • Precip. probability: 14%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Wind: 4mph NE
  • Pressure: 29.83"Hg
  • Humidity: 73%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 55°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Wind: 4mph NE
  • Pressure: 29.88"Hg
  • Humidity: 84%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:12 am
6 am
  • 55°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph ENE
  • Pressure: 29.85"Hg
  • Humidity: 88%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 6mi
8 am
  • 59°F
  • Feels like:
    59°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 4mph NE
  • Pressure: 29.83"Hg
  • Humidity: 76%
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • Visibility: 9mi
10 am
  • 64°F
  • Feels like:
    64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 6mph SW
  • Pressure: 29.83"Hg
  • Humidity: 64%
  • Precip. probability: 46%
  • Precipitation: 0.08"
  • Visibility: 7mi
12 pm
  • 64°F
  • Feels like:
    64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 61%
  • Precip. probability: 36%
  • Precipitation: 0.08"
  • Visibility: 7mi
2 pm
  • 64°F
  • Feels like:
    64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SSE
  • Pressure: 29.8"Hg
  • Humidity: 63%
  • Precip. probability: 40%
  • Precipitation: 0.04"
  • Visibility: 7mi
4 pm
  • 64°F
  • Feels like:
    64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SE
  • Pressure: 29.8"Hg
  • Humidity: 61%
  • Precip. probability: 58%
  • Precipitation: 0.08"
  • Visibility: 7mi
6 pm
  • 63°F
  • Feels like:
    63°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 6mph ENE
  • Pressure: 29.8"Hg
  • Humidity: 63%
  • Precip. probability: 49%
  • Precipitation: 0.04"
  • Visibility: 7mi
8 pm
  • 61°F
  • Feels like:
    61°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 4mph SSE
  • Pressure: 29.83"Hg
  • Humidity: 70%
  • Precip. probability: 30%
  • Precipitation: 0.04"
  • Visibility: 9mi
Sunset: 8:43 pm
10 pm
  • 57°F
  • Feels like:
    57°F
Mostly Clear
Mostly Clear
  • Wind: 3mph N
  • Pressure: 29.85"Hg
  • Humidity: 77%
  • Precip. probability: 12%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, a combination of unstable, cloud-filled and mostly clear weather is predicted.
Rain is predicted at 5 am, and from 7 am to 8 pm. The most intense rain will be falling at 9 am, 10 am, 12 pm and 4 pm.
The temperature will vary between the lowest temperature of 55.4°F and the highest temperature of 64.4°F. The warmest part of the day will be from 10 am to 5 pm.
The forecasted high will be a few degrees lower than the typical June maximum of 70.9°F. The temperature low is forecasted to be also comparable to the usual June value of 50.7°F.
Updated: Jun 16, 2025 @ 11:22:30 UTC
Published by: Weather U.S. | About Us
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