Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

61°F

16°C

Humidity	60%
Wind Speed	SW 9 mph
Barometer	30.09 in (1018.5 mb)
Dewpoint	47°F (8°C)
Visibility	10.00 mi
Last update	30 Mar 7:54 pm EDT

More Information:

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

Extended Forecast for

2 Miles N Brownstown PA

Tonight
Low: 57 °F
Slight Chance
T-storms then
Chance
Showers
Tuesday
High: 75 °F
Chance
Showers
Tuesday Night
Low: 61 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 67 °F
Showers
Wednesday Night
Low: 56 °F
Showers
Thursday
High: 77 °F
Showers
Likely
Thursday Night
Low: 59 °F
Showers
Likely then
Chance
Showers
Friday
High: 80 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 59 °F
Showers
Likely

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 57. Southwest wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 75. Southwest wind 10 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 61. Southwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers and possibly a thunderstorm. High near 67. West wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 56. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers likely, mainly before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

Friday

Showers likely, mainly after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.

Friday Night

Showers likely, mainly before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

Saturday

Showers likely, mainly after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.

Saturday Night

Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

Sunday

Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.