National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Current conditions at

Griffiss International Airport (KRME)

Lat: 43.23°NLon: 75.4°WElev: 505ft.

Overcast

74°F

23°C

Humidity 69%
Wind Speed Vrbl 5 mph
Barometer 29.88 in (1011.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 30 Jul 1:53 pm EDT
Extended Forecast for

Port Leyden NY

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 77. North wind around 7 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 82. Light north wind.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 77. South wind 3 to 6 mph. Chance of precipitation is 90%.

    High: 77 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 56. Light south wind. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 77. North wind around 7 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 82. Light north wind.
Friday Night
Partly cloudy, with a low around 53. Calm wind.
Saturday
Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%.
Sunday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 77. South wind 3 to 6 mph. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 56. Light south wind. Chance of precipitation is 80%.
Monday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Leyden NY
 43.59°N 75.33°W (Elev. 919 ft)
Last Update:
2:22 pm EDT Jul 30, 2026
Forecast Valid:
2pm EDT Jul 30, 2026-6pm EDT Aug 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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