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

Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South. Read More >

Hazardous Weather Conditions

Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Overcast

18°F

-8°C

Humidity 84%
Wind Speed E 13 mph
Barometer 30.26 in (1025.6 mb)
Dewpoint 14°F (-10°C)
Visibility 9.00 mi
Wind Chill5°F (-15°C)
Last update 19 Jan 4:54 am EST
Extended Forecast for

Penfield NYSimilar City Names

Winter Storm Warning January 19, 01:00pm until January 20, 06:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: A chance of snow showers. Cloudy, with a low around 16. Northeast wind around 16 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than one inch possible.

    Chance Snow
    Showers

    Low: 16 °F

  • Saturday

    Saturday: Snow, mainly after 9am. Areas of blowing snow after 1pm. High near 18. Northeast wind 11 to 16 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Snow and
    Areas Blowing
    Snow

    High: 18 °F

  • Saturday
    Night

    Saturday Night: Snow. The snow could be heavy at times. Areas of blowing snow. Steady temperature around 17. Blustery, with a northeast wind 15 to 25 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Heavy Snow
    and Areas
    Blowing Snow

    Low: 17 °F

  • Sunday

    Sunday: Snow, mainly after 11am. Areas of blowing snow. High near 14. Wind chill values as low as -10. Blustery, with a north wind 20 to 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Snow and
    Areas Blowing
    Snow

    High: 14 °F

  • Sunday
    Night

    Sunday Night: Snow. Areas of blowing snow before 2am. Low around 0. Blustery, with a north wind 16 to 20 mph. Chance of precipitation is 80%.

    Snow and
    Areas Blowing
    Snow

    Low: 0 °F

  • M.L.King
    Day

    M.L.King Day: Snow showers, mainly before 3pm. High near 10. Chance of precipitation is 90%.

    Snow Showers

    High: 10 °F

  • Monday
    Night

    Monday Night: A chance of snow showers before 7pm. Partly cloudy, with a low around -1. Chance of precipitation is 30%.

    Chance Snow
    Showers then
    Mostly Clear

    Low: -1 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 27.

    Partly Sunny

    High: 27 °F

  • Tuesday
    Night

    Tuesday Night: Snow likely between 9pm and 1am, then rain and snow. Low around 26. Chance of precipitation is 80%.

    Snow Likely
    then
    Rain/Snow

    Low: 26 °F

Detailed Forecast

Overnight
A chance of snow showers. Cloudy, with a low around 16. Northeast wind around 16 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than one inch possible.
Saturday
Snow, mainly after 9am. Areas of blowing snow after 1pm. High near 18. Northeast wind 11 to 16 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
Snow. The snow could be heavy at times. Areas of blowing snow. Steady temperature around 17. Blustery, with a northeast wind 15 to 25 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Sunday
Snow, mainly after 11am. Areas of blowing snow. High near 14. Wind chill values as low as -10. Blustery, with a north wind 20 to 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Sunday Night
Snow. Areas of blowing snow before 2am. Low around 0. Blustery, with a north wind 16 to 20 mph. Chance of precipitation is 80%.
M.L.King Day
Snow showers, mainly before 3pm. High near 10. Chance of precipitation is 90%.
Monday Night
A chance of snow showers before 7pm. Partly cloudy, with a low around -1. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Snow likely between 9pm and 1am, then rain and snow. Low around 26. Chance of precipitation is 80%.
Wednesday
Rain and snow, becoming all rain after 7am. High near 40. Chance of precipitation is 80%.
Wednesday Night
A chance of rain and snow showers. Cloudy, with a low around 22. Chance of precipitation is 50%.
Thursday
A chance of snow showers. Cloudy, with a high near 28. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 40%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Penfield NYSimilar City Names
 43.15°N 77.45°W (Elev. 495 ft)
Last Update:
3:37 am EST Jan 19, 2019
Forecast Valid:
5am EST Jan 19, 2019-6pm EST Jan 25, 2019
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation