Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Griffiss International Airport (KRME)

Lat: 43.23°NLon: 75.4°WElev: 505ft.

A Few Clouds

57°F

14°C

Humidity 96%
Wind Speed Calm
Barometer 30.05 in (1017.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 21 Jun 2:53 am EDT
Extended Forecast for

Lyons Falls NY

Heat Advisory June 22, 12:00pm until June 24, 06:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. Southwest wind 3 to 6 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 69. South wind around 7 mph.  Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 89. Heat index values as high as 97. West wind 6 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, sunny and hot, with a high near 94. Calm wind becoming west around 6 mph in the afternoon.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. Calm wind becoming west around 6 mph in the morning.

    High: 92 °F

    Hot

  • Tuesday Night

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

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. Calm wind.
Saturday
Partly sunny, with a high near 83. Southwest wind 3 to 6 mph.
Saturday Night
A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 69. South wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 89. Heat index values as high as 97. West wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 70. Calm wind.
Monday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 94. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 70. Calm wind.
Tuesday
Sunny and hot, with a high near 92. Calm wind becoming west around 6 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Patchy fog. Otherwise, mostly cloudy, with a high near 79. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lyons Falls NY
 43.62°N 75.35°W (Elev. 850 ft)
1:56 am EDT Jun 21, 2025
3am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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