Hot temperatures in the Southwest U.S.

Heat is building once again into the Southwest. Temperatures over 100 degrees can be expected in the Desert Southwest through most of this week. Temperatures over 100 will also expand to the Intermountain West on Tuesday.
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Hazardous Weather Conditions

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Overcast

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 29.98 in (1014.7 mb)
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 28 Jun 1:54 am EDT
Extended Forecast for

Downingtown PA

  • Overnight

    Overnight: Scattered showers.  Cloudy, with a low around 67. South wind around 5 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    Low: 67 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Cloudy, with a high near 84. South wind 5 to 8 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms.  Patchy fog after 5am.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 63. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

    Low: 63 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph.

    Mostly Sunny

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 58. Northwest wind 3 to 6 mph.

    Mostly Clear

    Low: 58 °F

  • Thursday

    Thursday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 63.

    Partly Cloudy

    Low: 63 °F

  • Friday

    Friday: A chance of showers after noon.  Partly sunny, with a high near 86. Chance of precipitation is 30%.

    Mostly Sunny
    then Chance
    Showers

    High: 86 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 66.

    Partly Cloudy

    Low: 66 °F

Detailed Forecast

Overnight
Scattered showers. Cloudy, with a low around 67. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers and thunderstorms. Cloudy, with a high near 84. South wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 58. Northwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 63.
Friday
A chance of showers after noon. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 62.
Independence Day
Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Downingtown PA
 40°N 75.73°W (Elev. 364 ft)
12:35 am EDT Jun 28, 2016
2am EDT Jun 28, 2016-6pm EDT Jul 4, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database