Weather for New Castle, Pennsylvania
Current Weather
Five Day Weather Forecast
Sat
H: 13°F
L: -0°F
Sun
H: 15°F
L: -14°F
Mon
H: 24°F
L: -9°F
Tue
H: 37°F
L: 15°F
Wed
H: 29°F
L: 21°F
Air Quality
Nitrogen Dioxide: 7.25 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 77 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 5:46 PM
Daylight: 10 hrs 21 mins
Moon Transit: 4:38 AM
Moonset: 9:56 AM
Moon Phase: Waning Gibbous
Moon Illumination: 63.7%
Best Times for Fishing or Hunting
Major Periods
4:08 AM - 6:38 AM5:49 PM - 8:19 PM
Minor Periods
9:26 AM - 10:56 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Cold Weather Advisory issued February 7 at 12:17PM EST until February 8 at 10:00AM EST by NWS Pittsburgh PA
Effective: Sat February 7, 2026, 12:17 PM
Expires: Sat February 7, 2026, 10:00 PM
* WHAT...Very cold wind chills as low as 15 below zero. * WHERE...Portions of east central Ohio, southwest and western Pennsylvania, and northern and the northern panhandle of West Virginia. * WHEN...Until 10 AM EST Sunday. * IMPACTS...The cold wind chills as low as 15 below zero could result in hypothermia if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued February 7 at 12:17PM EST until February 8 at 10:00AM EST by NWS Pittsburgh PA
Effective: Sat February 7, 2026, 12:17 PM
Expires: Sat February 7, 2026, 10:00 PM
* WHAT...Very cold wind chills as low as 20 below zero. * WHERE...Mercer and Venango Counties. * WHEN...Until 10 AM EST Sunday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued February 7 at 12:19PM EST until February 8 at 10:00AM EST by NWS Cleveland OH
Effective: Sat February 7, 2026, 12:19 PM
Expires: Sat February 7, 2026, 8:30 PM
* WHAT...Very cold wind chills of 10 to 20 below zero expected. * WHERE...Portions of northeast Ohio and northwest Pennsylvania. * WHEN...From 10 PM this evening to 10 AM EST Sunday. * IMPACTS...The cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Extreme Cold Warning issued February 7 at 12:17PM EST until February 8 at 10:00AM EST by NWS Pittsburgh PA
Effective: Sat February 7, 2026, 12:17 PM
Expires: Sat February 7, 2026, 10:00 PM
* WHAT...Dangerously cold wind chills as low as 20 below zero. * WHERE...In Pennsylvania, Forest, Jefferson PA, Higher Elevations of Fayette, Higher Elevations of Westmoreland, Armstrong, Butler, Clarion, Higher Elevations of Indiana, and Indiana Counties. In West Virginia, Eastern Preston County. * WHEN...Until 10 AM EST Sunday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken.
Dress in layers including a hat, face mask, and gloves if you must go outside.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.45 μg/m3
Sulphur Dioxide: 1.97 μg/m3
Ozone: 77.44 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 5:46 PM
Daylight: 10 hrs 21 mins
Moon Transit: 4:38 AM
Moonset: 9:56 AM
Moon Phase: Waning Gibbous
Moon Illumination: 63.7%
Best Times for Fishing or Hunting
Major Periods
4:08 AM - 6:38 AM5:49 PM - 8:19 PM
Minor Periods
9:26 AM - 10:56 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.83 μg/m3
Sulphur Dioxide: 2.33 μg/m3
Ozone: 78.52 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 5:47 PM
Daylight: 10 hrs 23 mins
Moon Transit: 5:22 AM
Moonset: 10:20 AM
Moon Phase: Last Quarter
Moon Illumination: 52.5%
Best Times for Fishing or Hunting
Major Periods
4:52 AM - 7:22 AM6:34 PM - 9:04 PM
Minor Periods
9:50 AM - 11:20 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 27.13 μg/m3
Sulphur Dioxide: 7.22 μg/m3
Ozone: 48.96 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 5:48 PM
Daylight: 10 hrs 25 mins
Moon Transit: 6:07 AM
Moonset: 10:48 AM
Moon Phase: Last Quarter
Moon Illumination: 41.2%
Best Times for Fishing or Hunting
Major Periods
5:37 AM - 8:07 AM7:20 PM - 9:50 PM
Minor Periods
10:18 AM - 11:48 AM12:50 AM - 2:20 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 23.25 μg/m3
Sulphur Dioxide: 9.55 μg/m3
Ozone: 68.76 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 5:50 PM
Daylight: 10 hrs 28 mins
Moon Transit: 6:55 AM
Moonset: 11:22 AM
Moon Phase: Last Quarter
Moon Illumination: 30.3%
Best Times for Fishing or Hunting
Major Periods
6:25 AM - 8:55 AM8:09 PM - 10:39 PM
Minor Periods
10:52 AM - 12:22 AM1:54 AM - 3:24 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.89 μg/m3
Sulphur Dioxide: 3.09 μg/m3
Ozone: 76.62 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 5:51 PM
Daylight: 10 hrs 30 mins
Moon Transit: 7:45 AM
Moonset: 12:03 AM
Moon Phase: Last Quarter
Moon Illumination: 20.5%
Best Times for Fishing or Hunting
Major Periods
7:15 AM - 9:45 AM9:00 PM - 11:30 PM
Minor Periods
11:33 AM - 1:03 PM2:55 AM - 4:25 AM
Action Rating: 3 out of 5