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River Flood Advisory RIVER FLOOD ADVISORY - Allegheny County

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground. & NOAA
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Updated: @ 20-Apr-2018 7:50pm - next update at 7:55pm  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 47.7, Max: 57.1, Min: 26.7 47.7°F
Colder 2.7°F than last hour.

Cool

Feels like: 47°F

24-hr difference
9.1°FWarmer 9.1°F than yesterday at this time.
  Today Yesterday
High: 57.1°F
3:09pm
46.8°F
12:00am
Low: 26.7°F
6:12am
29.9°F
9:40am
 Wind from N N
3.2
Gust:
6.0 mph
1 Bft - Light air
Today: 17.4 mph 2:25pm
Gust Month: 39.6 mph April 4
Rain Today: 0.00 in
Rain Rate (/hr): 0.00 in
Rain Yesterday: 0.28 in
This Month: 4.00 in
Season Total: 4.00 in
1 day since last rain.
Humidity & Barometer Almanac Moon
Humidity: 15 %  
Dew Point: 2.2°F Decreased 2.8°F since last hour.
Barometer: 30.48 inHg Rising 0.01  inHg/hr
Baro Trend: Rising slowly
Sunrise: 6:32am
Sunset: 8:03pm
Moonset: 12:10am
Moonrise: 10:10am
Waxing Crescent
Waxing Crescent, Moon at 6 days in cycle
28
Illuminated
UV Index Forecast UV Index Forecast
20-Apr-2018
5.6     Medium 
21-Apr-2018
6.1     High 
 NWS Weather Forecast  - Outlook:  &

NWS forecast:
 

NWS forecast:
Weather History for April 20
 
1987
Fifty-two cities in the central and eastern U.S. reported new record high temperatures for the date. The high of 92 degrees at Memphis TN was a record for April, and the high of 94 at Little Rock AR equalled their April record. (The National Weather Summary)

1988
A storm in the western U.S. brought heavy rain to parts of California. Mount Wilson was soaked with 4.15 inches of rain in 24 hours. The heavy rain caused some flooding and mudslides in the Los Angeles area, and a chain reaction collision of vehicles along the Pomona Freeway which resulted in 26 injuries. (Storm Data) (The National Weather Summary)