Alert archive / Pennsylvania / Flash Flood Warnings in 2019
Flash Flood Warning 60, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at Jul 7, 2019, 1:02 PM EDT for Jefferson County, Pennsylvania. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 7, 2019, 1:02 PM EDT (17:02 UTC)
- Expired
- Jul 7, 2019, 4:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Flood severity
- None
County Jefferson County, PA
The radar
The State College radar (KCCX), 87 km from the middle of the area, began a volume at 17:06 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 5.0 hours before the alert went out and 122 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 130 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 776 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pittsburgh, PA wrote its last area forecast discussion before this flash flood warning went out at Jul 7, 12:40 PM EDT, 22 minutes earlier.
Area forecast discussion, Jul 7, 12:40 PM EDT, 22 minutes before
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</html>Hazardous weather outlook, Jul 7, 12:11 PM EDT, 51 minutes before
Hazardous Weather Outlook National Weather Service Pittsburgh PA 1211 PM EDT Sun Jul 7 2019 MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ014>016-020>023-029-031- 073>076-WVZ001>004-012-021-509>514-081615- Garrett-Tuscarawas-Carroll-Columbiana-Coshocton-Harrison- Jefferson OH-Muskingum-Guernsey-Belmont-Noble-Monroe-Butler-Clarion- Jefferson PA-Beaver-Allegheny-Armstrong-Indiana-Washington-Greene- Westmoreland-Westmoreland Ridges-Fayette-Fayette Ridges-Hancock- Brooke-Ohio-Marshall-Wetzel-Marion-Monongalia- Ridges of Eastern Monongalia and Northwestern Preston-Preston- Eastern Preston-Western Tucker-Eastern Tucker- 1211 PM EDT Sun Jul 7 2019 ...FLASH FLOOD WATCH IN EFFECT UNTIL 10 PM EDT THIS EVENING... This Hazardous Weather Outlook is for western Maryland, east central Ohio, southwest Pennsylvania, west central Pennsylvania, western Pennsylvania, northern West Virginia and northern panhandle of West Virginia. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. Showers and thunderstorms may produce localized heavy rainfall this afternoon and evening. The rainfall could produce isolated flash flooding, especially in areas that receive multiple storms. .DAYS TWO THROUGH SEVEN...Monday through Saturday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. PAZ007>009-013-081615- Mercer-Venango-Forest-Lawrence- 1211 PM EDT Sun Jul 7 2019 This Hazardous Weather Outlook is for northwest Pennsylvania and western Pennsylvania. .DAY ONE...This afternoon and tonight. Showers and thunderstorms may produce localized heavy rainfall this afternoon and evening. The rainfall could produce isolated flash flooding, especially in areas that receive multiple storms. .DAYS TWO THROUGH SEVEN...Monday through Saturday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures.
In the hours before
Local storm report, Jul 7, 7:30 AM EDT, 5 hours 32 minutes before
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</html>Local storm report, Jul 7, 8:41 AM EDT, 4 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
841 AM EDT SUN JUL 07 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0810 AM FLASH FLOOD 1 WNW HIGHLAND 40.56N 80.06W
07/07/2019 ALLEGHENY PA 911 CALL CENTER
ROCHESTER RD CLOSED FROM KING WILLIAM DR TO SLOOP RD
&&
EVENT NUMBER PBZ1902590
TGREENLocal storm report, Jul 7, 8:45 AM EDT, 4 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
845 AM EDT SUN JUL 07 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0817 AM FLASH FLOOD 1 SSW INGOMAR 40.56N 80.07W
07/07/2019 ALLEGHENY PA PUBLIC
REPORTED 2.21 INCHES OF RAIN IN ONE HOUR.
&&
EVENT NUMBER PBZ1902591
JDLocal storm report, Jul 7, 9:31 AM EDT, 3 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
931 AM EDT SUN JUL 07 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0908 AM FLASH FLOOD 1 E EMBLEM 40.32N 79.77W
07/07/2019 WESTMORELAND PA EMERGENCY MNGR
PARK RUN IS OVER THE STREAM BANK AND FLOODING PARK HILL
RD.
0912 AM FLASH FLOOD 1 WSW CIRCLEVILLE 40.32N 79.75W
07/07/2019 WESTMORELAND PA EMERGENCY MNGR
HAROLD DR IS FLOODING DUE TO THE LONG RUN STREAM BEING
OUT OF BANK.
0927 AM FLASH FLOOD JACKTOWN 40.33N 79.73W
07/07/2019 WESTMORELAND PA EMERGENCY MNGR
NUMEROUS ROADS IN NORTH HUNTINGDON TWP. ARE AFFECTED BY
FLOODING
&&
EVENT NUMBER PBZ1902592
EVENT NUMBER PBZ1902593
EVENT NUMBER PBZ1902594
JDThe office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 7:18 AM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver | 3 hr |
| Jul 7, 8:52 AM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 3 hr |
| Jul 7, 12:05 PM EDT | Flash Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 4 more | 9 hr |
| Jul 7, 1:52 PM EDT | Flash Flood Warning | PBZ | Clarion, Forest, Venango | 2 hr |
| Jul 7, 2:01 PM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Washington | 2 hr |
| Jul 7, 2:21 PM EDT | Flash Flood Warning | PBZ | Allegheny | 2 hr |
| Jul 7, 3:10 PM EDT | Flash Flood Warning | PBZ | Washington | 2 hr |
| Jul 7, 3:28 PM EDT | Flash Flood Warning | PBZ | Jefferson | 3 hr |
| Jul 7, 4:29 PM EDT | Areal Flood Advisory | PBZ | Armstrong, Butler, Clarion | 106 min |
| Jul 7, 5:06 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 3 hr |
| Jul 7, 7:33 PM EDT | Areal Flood Advisory | PBZ | Fayette | 117 min |
| Jul 6, 8:15 PM EDT | Special Weather Statement | PBZ | Monroe, Noble | 30 min |
| Jul 6, 8:16 PM EDT | Areal Flood Warning | PBZ | Coshocton, Muskingum | 80 min |
| Jul 7, 2:30 PM EDT | Areal Flood Advisory | PBZ | Columbiana | 3 hr |
| Jul 7, 4:08 PM EDT | Areal Flood Advisory | PBZ | Carroll, Columbiana | 77 min |
| Jul 7, 5:08 PM EDT | Areal Flood Advisory | PBZ | Belmont, Harrison, Jefferson | 2 hr |
| Jul 7, 6:06 PM EDT | Areal Flood Advisory | PBZ | Columbiana | 114 min |
| Jul 7, 6:06 PM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Jul 7, 6:46 PM EDT | Areal Flood Advisory | PBZ | Monroe | 119 min |
| Jul 7, 7:52 PM EDT | Areal Flood Warning | PBZ | Belmont | 113 min |
| Jul 7, 6:43 PM EDT | Areal Flood Advisory | PBZ | Tucker | 2 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2019Every flash flood warning in 2019
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.