Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. this week. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England today. Read More >

Current conditions at

Mondell Field (KECS)

Lat: 43.89° N Lon: 104.32° W Elev: 4173 ft.

Fair

81°F

27°C

Humidity	42%
Wind Speed	S 12 G 16 mph
Barometer	30.03 in
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	29 Jul 9:55 am MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Newcastle

Rest Of Today

Mostly sunny this morning, then partly cloudy with a chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Tonight

Mostly cloudy. Showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the mid 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of rain 80 percent.

Thursday

Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs around 90. Northwest winds 5 to 10 mph, increasing to 10 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 50 percent.

Thursday Night

Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the upper 50s. North winds 10 to 15 mph with gusts up to 30 mph, becoming east around 5 mph after midnight. Chance of rain 20 percent.

Friday

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southeast winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 20 percent.

Friday Night

Mostly clear. Lows in the lower 60s.

Saturday

Sunny. Highs in the upper 90s.

Saturday Night

Clear. Lows in the upper 60s.

Sunday

Mostly sunny. Hot with highs around 102.

Sunday Night

Mostly clear. Lows in the upper 60s.

Monday

Mostly sunny and breezy. Highs in the lower 90s.