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  • Today

    Mar 30

    A brief shower or two 43°Lo 27°
  • Tue

    Mar 31

    Cloudy with snow showers 39°Lo 24°
    more
  • Wed

    Apr 1

    Partly sunny 41°Lo 26°
    more
  • Thu

    Apr 2

    A couple of t-storms; warmer 64°Lo 46°
    more
  • Fri

    Apr 3

    Cloudy with showers around 53°Lo 31°
    more
< Previous 8 hours Next 8 hours >
  Mon
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Snow
Mostly Cloudy
Showers
Mostly Cloudy
Temp (°F) 38° 39° 38° 38° 38° 38° 38° 39°
RealFeel® 24° 26° 25° 24° 24° 29° 26° 31°
Humidity 57% 55% 55% 62% 64% 58% 58% 57%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
24%
 
24%
 
24%
 
24%
 
29%
 
47%
 
51%
 
47%
Snow
 
34%
 
37%
 
43%
 
47%
 
51%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 18 S 17 SSW 17 SSW 17 SSW 16 SSW 12 SSW 13 SSW 15 SW
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 100% 100% 100% 96% 91% 76% 76% 76%
Dew Point 24° 24° 23° 26° 27° 24° 25° 25°
Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Mar 30

more Historical Weather Data >
  Today Normal Record 3/30/2014
High 43° 49° N/A 34°
Low 27° 30° N/A 30°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:38 of sunlight, then sets at 7:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:14 PM with 13:41 of moolight, then sets at 4:55 AM

Penn Yan Weather Report

The Day an Ice Jam Reduced the Mighty Niagara Falls to a Trickle

March 29, 2015; 11:37 PM ET

On March 29, 1848, a massive ice jam reduced the mighty Niagara Falls to a trickle, a rare phenomenon that lasted for nearly 40 hours. more >