Severe Thunderstorm and Flash Flooding Risks from Southern Plains to Midwest; Heat Wave Developing in the Southeast

Severe thunderstorms and flash flooding will again be possible from the Southern Plains into the Midwest on Friday. Periodic risks of severe thunderstorms, along with flash flooding, are forecast from the Central and Southern Plains to the Great Lakes and Northeast into the Memorial Day weekend. Temperatures across much of the East will run above normal where they will hold into Memorial Day. Read More >

Hazardous Weather Conditions

Severe Thunderstorm Warning in effect from May 23, 11:59 PM EDT until May 24, 01:00 AM EDT

En Español

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

A Few Clouds

73°F

23°C

Humidity	79%
Wind Speed	Calm
Barometer	29.91 in (1012.9 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	23 May 11:53 pm EDT

More Information:

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

Extended Forecast for

Glen Rock PA

Severe T-storm Warning until May 24, 01:00am

Click here for hazard details and duration

...

Severe T-storm Warning until May 24, 01:00am

NOW until
1:00am Fri

Severe T-storm Warning
Overnight

Chance
T-storms
Low: 63 °F
Friday

Sunny
High: 77 °F
Friday
Night

Partly Cloudy
Low: 56 °F
Saturday

Slight Chance
Showers then
Slight Chance
T-storms
High: 77 °F
Saturday
Night

Chance
Showers
Low: 67 °F
Sunday

Chance
Showers
High: 84 °F
Sunday
Night

Chance
Showers
Low: 65 °F
Memorial
Day

Partly Sunny
High: 81 °F

Detailed Forecast

Overnight

A chance of showers and thunderstorms before 3am. Mostly clear, with a low around 63. West wind 11 to 13 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Sunny, with a high near 77. Northwest wind around 15 mph, with gusts as high as 25 mph.

Friday Night

Partly cloudy, with a low around 56. North wind 5 to 8 mph.

Saturday

A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 77. South wind 6 to 9 mph. Chance of precipitation is 20%.

Saturday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 67. South wind 6 to 9 mph becoming west after midnight. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

Memorial Day

Partly sunny, with a high near 81.

Monday Night

Partly cloudy, with a low around 61.

Tuesday

Mostly sunny, with a high near 83.

Tuesday Night

Partly cloudy, with a low around 65.

Wednesday

A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.