Alert archive / Pennsylvania / River Flood Warnings in 2018

River Flood Warning 68, NWS Pittsburgh, PA

September 10, 2018Allegheny County, Pennsylvania

NWS Pittsburgh, PA issued this river flood warning at Sep 10, 2018, 3:43 PM EDT for Allegheny County, Pennsylvania. It took effect at Sep 10, 2018, 4:02 PM EDT. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Sep 10, 2018, 3:43 PM EDT (19:43 UTC)
In effect from
Sep 10, 2018, 4:02 PM EDT
Expired
Sep 11, 2018, 4:49 PM EDT
In force
25 hr
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Flood severity
Minor

County Allegheny County, PA

The radar

The Pittsburgh radar (KPBZ), 21 km from the middle of the area, began a volume at 19:43 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 river

Written for the forecast point Ohio River at Dashields Lock and Dam (DSHP1).

Action stage
19.4 ft
Minor stage
25 ft
Moderate stage
29 ft
Major stage
32 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03086000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river 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 river flood warning went out at Sep 9, 7:35 PM EDT, 20 hours 8 minutes earlier.

Area forecast discussion, Sep 9, 7:35 PM EDT, 20 hours 8 minutes before
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The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 9, 9:48 PM EDTAreal Flood AdvisoryPBZArmstrong, Butler, Clarion, Forest, Jefferson, Lawrence and 2 more116 min
Sep 9, 10:55 PM EDTRiver Flood WarningPBZAllegheny39 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZBeaver47 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZBeaver52 hr
Sep 9, 11:44 PM EDTAreal Flood WarningPBZArmstrong, Butler, Clarion, Forest, Jefferson, Lawrence and 2 more12 hr
Sep 10, 11:02 AM EDTAreal Flood WarningPBZAllegheny, Armstrong, Fayette, Greene, Indiana, Washington and 1 more6 hr
Sep 10, 2:44 PM EDTAreal Flood WarningPBZBeaver18 hr
Sep 10, 3:03 PM EDTAreal Flood WarningPBZJefferson7 hr
Sep 10, 4:57 PM EDTAreal Flood WarningPBZAllegheny, Armstrong, Fayette, Greene, Indiana, Washington and 1 more18 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZColumbiana52 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZJefferson49 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZJefferson55 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZJefferson59 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZBelmont, Jefferson62 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZBelmont63 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZBelmont, Monroe63 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZMonroe64 hr
Sep 9, 10:55 PM EDTRiver Flood WarningPBZMarshall65 hr
Sep 10, 3:32 AM EDTAreal Flood AdvisoryPBZMarion, Marshall, Monongalia, Preston, Wetzel5 hr

Nearby

River Flood Warnings in Pennsylvania, 2018Every river flood warning in 2018

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; the gauge from the NWS water service and the USGS.