Alert archive / Pennsylvania / Flash Flood Warnings in 2023
Flash Flood Warning 30, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at Aug 12, 2023, 6:57 PM EDT for 5 counties in Pennsylvania. It was in force for 2 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
- Aug 12, 2023, 6:57 PM EDT (22:57 UTC)
- Expired
- Aug 12, 2023, 9:26 PM EDT
- In force
- 2 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Allegheny County, PA, Armstrong County, PA, Butler County, PA, Indiana County, PA, Westmoreland County, PA
The radar
The Pittsburgh radar (KPBZ), 55 km from the middle of the area, began a volume at 23:01 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.
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 Aug 12, 2:49 PM EDT, 4 hours 8 minutes earlier.
Area forecast discussion, Aug 12, 2:49 PM EDT, 4 hours 8 minutes before
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</html>Hazardous weather outlook, Aug 12, 1:38 PM EDT, 5 hours 19 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Pittsburgh PA 138 PM EDT Sat Aug 12 2023 OHZ039>041-049-050-PAZ013-014-020-021-029-073-074-WVZ001>003-131745- Tuscarawas-Carroll-Columbiana-Harrison-Jefferson OH-Lawrence-Butler- Beaver-Allegheny-Washington-Westmoreland- Higher Elevations of Westmoreland-Hancock-Brooke-Ohio- 138 PM EDT Sat Aug 12 2023 ...TORNADO WATCH 634 IN EFFECT UNTIL 9 PM EDT THIS EVENING... ...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... This Hazardous Weather Outlook is for east central Ohio, southwest Pennsylvania, western Pennsylvania, and northern 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. Tornado Watch. Flood Watch. Significant severe weather is possible this afternoon and evening across the Ohio River Valley. Tornadoes, hail, and damaging wind gusts are possible along with locally heavy rain. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Confidence is increasing that severe weather and heavy rain is possible Monday afternoon/evening across the region. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. OHZ048-057>059-068-069-PAZ007>009-015-016-022-077-078-WVZ004-131745- Coshocton-Muskingum-Guernsey-Belmont-Noble-Monroe-Mercer-Venango- Forest-Clarion-Jefferson PA-Armstrong-Indiana- Higher Elevations of Indiana-Marshall- 138 PM EDT Sat Aug 12 2023 ...TORNADO WATCH 634 IN EFFECT UNTIL 9 PM EDT THIS EVENING... This Hazardous Weather Outlook is for east central Ohio, northwest Pennsylvania, western Pennsylvania and the 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. Tornado Watch. Significant severe weather is possible this afternoon and evening across the Ohio River Valley. Tornadoes, hail, and damaging wind gusts are possible along with locally heavy rain. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Confidence is increasing that severe weather and heavy rain is possible Monday afternoon/evening across the region. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. PAZ031-075-076-WVZ012-021-509>514-131745- Greene-Fayette-Higher Elevations of Fayette-Wetzel-Marion-Monongalia- Ridges of Eastern Monongalia and Northwestern Preston-Preston- Eastern Preston-Western Tucker-Eastern Tucker- 138 PM EDT Sat Aug 12 2023 This Hazardous Weather Outlook is for southwest Pennsylvania and northern West Virginia. .DAY ONE...This afternoon and tonight. Significant severe weather is possible this evening. Tornadoes, hail, and damaging wind gusts are possible along with locally heavy rain. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Confidence is increasing that severe weather and heavy rainfall is possible Monday afternoon/evening across the region. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. Craven
In the hours before
Special weather statement, Aug 12, 6:02 PM EDT, 55 minutes before
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</html>Local storm report, Aug 12, 6:31 PM EDT, 26 minutes before
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Special Weather Statement
National Weather Service Pittsburgh PA
631 PM EDT Sat Aug 12 2023
OHZ040-041-050-PAZ020-WVZ001-122300-
Jefferson OH-Columbiana OH-Carroll OH-Beaver PA-Hancock WV-
631 PM EDT Sat Aug 12 2023
...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN JEFFERSON...
SOUTHEASTERN COLUMBIANA...EAST CENTRAL CARROLL...WEST CENTRAL BEAVER
AND HANCOCK COUNTIES THROUGH 700 PM EDT...
At 631 PM EDT, Doppler radar was tracking a strong thunderstorm 8
miles west of Wellsville, moving east at 35 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
East Liverpool, Wellsville, Calcutta, Ohioville, Midland, Chester,
Industry, New Cumberland, Salineville, Newell, Irondale, New
Manchester, Empire, Stratton, Georgetown, Summitville, Hammondsville,
Glasgow, La Croft, and Tomlinson Run State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Tornado Watch remains in effect until 900 PM EDT for east central
Ohio...western Pennsylvania...and northern West Virginia.
&&
LAT...LON 4069 8044 4047 8053 4057 8095 4074 8088
TIME...MOT...LOC 2231Z 285DEG 29KT 4063 8082
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
RackleyLocal storm report, Aug 12, 6:38 PM EDT, 19 minutes before
Preliminary Local Storm Report
National Weather Service Pittsburgh PA
638 PM EDT Sat Aug 12 2023
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0545 PM Flash Flood 1 NE North Edinburg 41.03N 80.43W
08/12/2023 Lawrence PA Trained Spotter
Water flowing across Highway 224 near Harbor Edinburg
Rd. Water was at least 8 inches deep
&&
Event Number PBZ2302112
KramarSpecial weather statement, Aug 12, 6:45 PM EDT, 12 minutes before
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</html>The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 9:43 PM EDT | Special Weather Statement | PBZ | Lawrence | 47 min |
| Aug 11, 10:51 PM EDT | Areal Flood Advisory | PBZ | Lawrence | 3 hr |
| Aug 11, 11:35 PM EDT | Areal Flood Advisory | PBZ | Beaver, Butler, Lawrence | 3 hr |
| Aug 12, 12:12 AM EDT | Areal Flood Advisory | PBZ | Allegheny, Beaver, Butler | 6 hr |
| Aug 12, 4:04 AM EDT | Areal Flood Advisory | PBZ | Allegheny | 116 min |
| Aug 12, 1:36 PM EDT | Flood Watch | PBZ | Allegheny, Beaver, Butler, Lawrence, Washington, Westmoreland | 8 hr |
| Aug 12, 3:12 PM EDT | Special Weather Statement | PBZ | Forest | 33 min |
| Aug 12, 3:34 PM EDT | Special Weather Statement | PBZ | Forest | 26 min |
| Aug 12, 3:36 PM EDT | Severe Thunderstorm Warning | PBZ | Forest, Venango | 39 min |
| Aug 12, 3:42 PM EDT | Special Weather Statement | PBZ | Indiana | 33 min |
| Aug 12, 4:15 PM EDT | Special Weather Statement | PBZ | Jefferson | 15 min |
| Aug 12, 4:23 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 9 min |
| Aug 12, 5:03 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 41 min |
| Aug 12, 5:07 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 38 min |
| Aug 12, 5:48 PM EDT | Flash Flood Warning | PBZ | Lawrence | 2 hr |
| Aug 12, 6:02 PM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Butler, Lawrence | 2 hr |
| Aug 12, 6:02 PM EDT | Special Weather Statement | PBZ | Allegheny | 43 min |
| Aug 12, 6:17 PM EDT | Areal Flood Advisory | PBZ | Lawrence, Mercer | 99 min |
| Aug 12, 6:21 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Westmoreland | 39 min |
| Aug 12, 6:24 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 51 min |
| Aug 12, 6:37 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 38 min |
| Aug 12, 6:48 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Westmoreland | 42 min |
| Aug 12, 6:54 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 51 min |
| Aug 12, 7:00 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 45 min |
| Aug 12, 7:12 PM EDT | Special Weather Statement | PBZ | Washington | 48 min |
| Aug 12, 7:26 PM EDT | Special Weather Statement | PBZ | Allegheny | 34 min |
| Aug 12, 7:30 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 19 min |
| Aug 12, 7:36 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 39 min |
| Aug 12, 3:46 PM EDT | Special Weather Statement | PBZ | Brooke | 29 min |
| Aug 12, 5:40 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Hancock, Ohio | 50 min |
| Aug 12, 6:14 PM EDT | Special Weather Statement | PBZ | Brooke | 31 min |
| Aug 12, 6:26 PM EDT | Areal Flood Advisory | PBZ | Brooke, Hancock | 11 min |
| Aug 12, 6:31 PM EDT | Special Weather Statement | PBZ | Hancock | 29 min |
| Aug 12, 6:37 PM EDT | Flash Flood Warning | PBZ | Brooke, Hancock | 2 hr |
| Aug 12, 3:37 PM EDT | Tornado Warning | PBZ | Coshocton, Tuscarawas | 23 min |
| Aug 12, 3:58 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Harrison, Tuscarawas | 62 min |
| Aug 12, 4:31 PM EDT | Special Weather Statement | PBZ | Coshocton | 44 min |
| Aug 12, 4:51 PM EDT | Tornado Warning | PBZ | Carroll, Harrison, Tuscarawas | 24 min |
| Aug 12, 4:53 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton | 26 min |
| Aug 12, 5:01 PM EDT | Areal Flood Advisory | PBZ | Tuscarawas | 54 min |
| Aug 12, 5:01 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Harrison, Jefferson, Tuscarawas | 44 min |
| Aug 12, 5:14 PM EDT | Tornado Warning | PBZ | Carroll, Harrison, Jefferson | 31 min |
| Aug 12, 5:33 PM EDT | Special Weather Statement | PBZ | Carroll | 27 min |
| Aug 12, 5:51 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Columbiana, Jefferson | 39 min |
| Aug 12, 5:55 PM EDT | Flash Flood Warning | PBZ | Tuscarawas | 3 hr |
| Aug 12, 6:41 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton, Tuscarawas | 49 min |
| Aug 12, 6:45 PM EDT | Special Weather Statement | PBZ | Carroll | 30 min |
| Aug 12, 7:28 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Guernsey, Harrison, Jefferson, Tuscarawas | 47 min |
| Aug 12, 7:47 PM EDT | Special Weather Statement | PBZ | Noble | 28 min |
Nearby
Flash Flood Warnings in Pennsylvania, 2023Every flash flood warning in 2023
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.