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Hazardous Weather Conditions

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fog

43°F

6°C

Humidity 97%
Wind Speed Calm
Barometer 30.22 in (1023.5 mb)
Dewpoint 42°F (6°C)
Visibility 0.25 mi
Last update 4 Mar 10:53 pm EST
Extended Forecast for

Mount Gretna PA

Dense Fog Advisory March 4, 11:08pm until March 5, 04:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory March 4, 11:08pm until March 5, 04:00am

    NOW until 4:00am Thu

    Dense Fog Advisory

  • Tonight

    Low: 41 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain, mainly after 1pm. Areas of fog before 10am. High near 45. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain before 10pm, then rain and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 39. East wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: A slight chance of showers before 1pm. Cloudy, with a high near 47. East wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Cloudy, with a low around 43. Southeast wind 6 to 8 mph.

    Low: 43 °F

    Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 65. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Cloudy then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely before 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Tonight
A chance of rain or drizzle before 4am, then showers likely between 4am and 5am, then rain after 5am. Patchy fog. Low around 41. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain, mainly after 1pm. Areas of fog before 10am. High near 45. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before 10pm, then rain and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 39. East wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 1pm. Cloudy, with a high near 47. East wind 6 to 8 mph. Chance of precipitation is 20%.
Friday Night
Cloudy, with a low around 43. Southeast wind 6 to 8 mph.
Saturday
A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 65. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely before 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Gretna PA
 40.26°N 76.47°W (Elev. 699 ft)
Last Update:
10:56 pm EST Mar 4, 2026
Forecast Valid:
11pm EST Mar 4, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation