National Weather Service

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

72°F

22°C

Humidity	91%
Wind Speed	N 5 mph
Barometer	30.09 in (1018.5 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	22 Jun 2:53 am EDT

More Information:

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

Extended Forecast for

Millersburg PA

Heat Advisory June 22, 03:45am until June 23, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 22, 03:45am until June 23, 08:00pm
NOW until 8:00pm Sun
Heat Advisory
Overnight
Low: 73 °F
Patchy Fog
Saturday
High: 98 °F
Areas Fog
then Chance
T-storms
Saturday Night
Low: 75 °F
Chance
T-storms then
Slight Chance
Showers
Sunday
High: 96 °F
Slight Chance
T-storms then
Chance
T-storms
Sunday Night
Low: 70 °F
T-storms
Likely
Monday
High: 85 °F
Chance
Showers
Monday Night
Low: 63 °F
Mostly Clear
Tuesday
High: 90 °F
Sunny

Detailed Forecast

Overnight

Patchy fog after 4am. Otherwise, partly cloudy, with a low around 73. Calm wind.

Saturday

A chance of showers and thunderstorms after 2pm. Areas of fog before 7am. Otherwise, mostly sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Partly sunny and hot, with a high near 96. Heat index values as high as 101. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 70. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A chance of showers and thunderstorms, mainly before 2pm. Sunny, with a high near 85. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

Mostly clear, with a low around 63.

Tuesday

Sunny, with a high near 90.

Tuesday Night

Partly cloudy, with a low around 69.

Wednesday

A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Chance of precipitation is 40%.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.

Thursday

Mostly sunny, with a high near 88.