Isolated Severe Thunderstorms and Critical Fire Weather Tuesday

Isolated severe thunderstorms with strong wind gusts and hail will be possible Tuesday from parts of central Plains northeastward into the Midwest. Additional storms capable of damaging winds will be possible across the eastern Florida peninsula. Elevated to critical fire weather including gusty winds and low relative humidity is forecast again Tuesday over much of the northern Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

A Few Clouds

42°F

6°C

Humidity	45%
Wind Speed	NE 7 mph
Barometer	30.17 in (1022.4 mb)
Dewpoint	22°F (-6°C)
Visibility	10.00 mi
Wind Chill	38°F (3°C)
Last update	12 May 1:54 am EDT

More Information:

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

Extended Forecast for

Vinco PA

Freeze Warning until May 12, 08:00am

Click here for hazard details and duration

Freeze Warning

Freeze Warning until May 12, 08:00am
NOW until 8:00am Tue
Freeze Warning
Overnight
Low: 34 °F
Areas Frost
Tuesday
High: 68 °F
Frost then
Sunny
Tuesday Night
Low: 50 °F
Mostly Cloudy
Wednesday
High: 65 °F
Showers
Likely then
Showers
Wednesday Night
Low: 43 °F
Showers
Thursday
High: 52 °F
Showers
Likely
Thursday Night
Low: 42 °F
Showers
Likely then
Mostly Cloudy
Friday
High: 65 °F
Partly Sunny

Detailed Forecast

Overnight

Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Calm wind.

Tuesday

Widespread frost before 7am. Otherwise, sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 50. Light south wind.

Wednesday

Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. High near 65. Southwest wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. 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 8pm, then showers likely. Low around 43. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely, mainly after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Night

Showers likely before 8pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

Friday

Partly sunny, with a high near 65.

Friday Night

Partly cloudy, with a low around 49.

Saturday

Mostly sunny, with a high near 78.

Saturday Night

Partly cloudy, with a low around 57.

Sunday

Mostly sunny, with a high near 81.