Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Tuesday

In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding Tuesday. Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota Tuesday afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. Extreme heat returns to the southwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

66°F

19°C

Humidity	93%
Wind Speed	Calm
Barometer	30.07 in (1016.7 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	7 Jul 12:54 am EDT

More Information:

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

Extended Forecast for

2 Miles N Nanty Glo PA

Flood Watch July 7, 01:31am until July 7, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch July 7, 01:31am until July 7, 07:00am
NOW until 7:00am Tue
Flood Watch
Overnight
Low: 65 °F
Chance
Showers and
Patchy Fog
Tuesday
High: 79 °F
Chance
Showers and
Patchy Fog
then Showers
Tuesday Night
Low: 64 °F
Showers then
Chance
Showers
Wednesday
High: 80 °F
Showers
Likely
Wednesday Night
Low: 64 °F
Showers
Likely then
Chance
Showers
Thursday
High: 81 °F
Showers
Likely
Thursday Night
Low: 66 °F
Chance
T-storms then
Chance
Showers
Friday
High: 78 °F
Chance
Showers then
Showers

Detailed Forecast

Overnight

A chance of showers and thunderstorms, mainly before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 65. Southeast wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy fog before 10am. High near 79. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Low around 64. Light east wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 81. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

Friday

A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 90%.

Friday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 64. Chance of precipitation is 80%.

Saturday

Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

Saturday Night

A chance of thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

Sunday

A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.