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Heavy Rains and Potential for Flash Floods

Severe thunderstorms with damaging winds and heavy rains will be possible from the Ohio Valley to the Northeast Tuesday. In addition, heavy rains possible in the central Plains and southern Rockies. Heavy rain threat moves into the southern Mid-Atlantic Wednesday. Dry conditions remain out west where isolated dry thunderstorms could exacerbate ongoing fires and start new fires. Read More >

Current conditions at

Niagara Falls, Niagara Falls International Airport (KIAG)

Lat: 43.11°NLon: 78.94°WElev: 587ft.

Fair with Haze

73°F

23°C

Humidity 81%
Wind Speed Calm
Barometer 29.99 in (1015.0 mb)
Dewpoint 67°F (19°C)
Visibility 6.00 mi
Last update 21 Aug 11:53 pm EDT
Extended Forecast for

Lewiston NY

  • Overnight

    Overnight: A chance of showers and thunderstorms after 3am.  Partly cloudy, with a low around 72. South wind 7 to 9 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 72 °F

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Some storms could be severe, with damaging winds and heavy rain.  Mostly cloudy, with a high near 83. Breezy, with a southwest wind 16 to 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Severe
    Thunderstorms
    and Breezy

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 62. West wind 10 to 17 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    Low: 62 °F

  • Wednesday

    Wednesday: A chance of showers, mainly after 3pm.  Mostly sunny, with a high near 75. West wind 11 to 17 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Mostly Sunny
    then Chance
    Showers

    High: 75 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers, mainly before 9pm.  Partly cloudy, with a low around 58. Northwest wind 7 to 11 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    Low: 58 °F

  • Thursday

    Thursday: A slight chance of showers before 1pm.  Partly sunny, with a high near 69. Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 69 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 55.

    Mostly Clear

    Low: 55 °F

  • Friday

    Friday: Sunny, with a high near 70.

    Sunny

    High: 70 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 55.

    Clear

    Low: 55 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 72. South wind 7 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, mainly between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Some storms could be severe, with damaging winds and heavy rain. Mostly cloudy, with a high near 83. Breezy, with a southwest wind 16 to 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 62. West wind 10 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly after 3pm. Mostly sunny, with a high near 75. West wind 11 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers, mainly before 9pm. Partly cloudy, with a low around 58. Northwest wind 7 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers before 1pm. Partly sunny, with a high near 69. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 70.
Friday Night
Clear, with a low around 55.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 75.
Click Map For Forecast
Point Forecast:
Lewiston NY
 43.18°N 79.03°W (Elev. 322 ft)
10:36 pm EDT Aug 21, 2017
12am EDT Aug 22, 2017-6pm EDT Aug 27, 2017
 
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