Wildfire Smoke and Severe Thunderstorms in the East; Monsoon Thunderstorms in the Southwest

Wildfire smoke continues to impact air quality from the Great Lakes region into New England and the Mid-Atlantic today with widespread Air Quality Alerts in effect. Severe thunderstorms are expected across portions of the Ohio Valley and Lower Great Lakes into the Mid-Atlantic and Northeast, this afternoon into the evening. Monsoonal thunderstorms may bring areas of flooding to the Southwest. Read More >

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fog/Mist Smoke

77°F

25°C

Humidity 88%
Wind Speed SW 3 mph
Barometer 29.86 in (1010.7 mb)
Dewpoint 73°F (23°C)
Visibility 2.00 mi
Heat Index78°F (26°C)
Last update 18 Jul 1:53 pm EDT
Extended Forecast for

Strasburg PA

Flood Watch until July 19, 12:00am
Severe T-storm Watch until July 18, 09:00pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
  •  
    Flood Watch until July 19, 12:00am
    Severe T-storm Watch until July 18, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 88 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Some of the storms could be severe.  Mostly cloudy, with a low around 69. South wind around 8 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Severe
    Thunderstorms

  • Sunday

    Sunday: Sunny, with a high near 81. North wind around 10 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Light northeast wind.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am.  Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 2pm.  High near 84. Chance of precipitation is 80%.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 69. Chance of precipitation is 90%.

    Low: 69 °F

    T-storms then
    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe. High near 88. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 69. South wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Sunny, with a high near 81. North wind around 10 mph.
Sunday Night
Mostly clear, with a low around 59. Light northeast wind.
Monday
Sunny, with a high near 82. Light and variable wind.
Monday Night
A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 84. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 69. Chance of precipitation is 90%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Wednesday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Strasburg PA
 39.98°N 76.2°W (Elev. 443 ft)
2:05 pm EDT Jul 18, 2026
2pm EDT Jul 18, 2026-6pm EDT Jul 24, 2026
 
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Additional Resources

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