Alert archive / Pennsylvania / River Flood Watches in 2011

River Flood Watch 13, NWS Pittsburgh, PA

March 4, 2011Beaver County, Pennsylvania; Columbiana County, Ohio; Hancock County, West Virginia

NWS Pittsburgh, PA issued this river flood watch at Mar 4, 2011, 10:39 PM EST for Beaver County, Pennsylvania; Columbiana County, Ohio; Hancock County, West Virginia. It took effect at Mar 7, 2011, 7:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 4, 2011, 10:39 PM EST (03:39 UTC)
In effect from
Mar 7, 2011, 7:00 PM EST
Expired
Mar 6, 2011, 3:25 PM EST
In force
Issued by
NWS Pittsburgh, PA
Flood severity
None

Counties Columbiana County, OH, Beaver County, PA, Hancock County, WV

The radar

The Pittsburgh radar (KPBZ), 33 km from the middle of the area, began a volume at 03:41 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 Montgomery Lock and Dam (MGYP1).

Action stage
23.3 ft
Minor stage
33 ft
Moderate stage
36 ft
Major stage
38 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03108500, 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 watch 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 watch went out at Mar 4, 3:32 PM EST, 7 hours 7 minutes earlier.

Area forecast discussion, Mar 4, 3:32 PM EST, 7 hours 7 minutes before
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Hazardous weather outlook, Mar 4, 12:14 PM EST, 10 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
1214 PM EST FRI MAR 4 2011

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029-031-073>076-WVZ001>004-012-021>023-041-051715-
GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-
JEFFERSON OH-MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-VENANGO-
FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON PA-BEAVER-ALLEGHENY-
ARMSTRONG-INDIANA-WASHINGTON-GREENE-WESTMORELAND-WESTMORELAND RIDGES-
FAYETTE-FAYETTE RIDGES-HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-
MONONGALIA-PRESTON-TUCKER-
1214 PM EST FRI MAR 4 2011

...FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY
MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST
CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST
PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA
AND NORTHERN PANHANDLE OF WEST VIRGINIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

WIDESPREAD HEAVY OR PROLONGED RAINFALL THIS WEEKEND WILL IMPACT
AREA RIVERS ON SUNDAY AND MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 4, 10:39 PM ESTRiver Flood WatchPBZAllegheny41 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZAllegheny24 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZBeaver24 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZFayette, Washington, Westmoreland13 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZAllegheny, Washington, Westmoreland13 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZAllegheny, Westmoreland13 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZAllegheny37 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZClarion, Forest, Jefferson13 hr
Mar 5, 10:59 AM ESTAreal Flood WarningPBZVenango8 hr
Mar 5, 3:24 PM ESTWinter Storm WatchPBZClarion, Forest, Jefferson, Mercer, Venango4 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZColumbiana41 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZJefferson41 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZJefferson24 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZJefferson24 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZBelmont, Jefferson41 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZBelmont41 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZBelmont, Noble41 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZNoble13 hr
Mar 5, 11:53 AM ESTRiver Flood WatchPBZTuscarawas10 hr
Mar 4, 10:39 PM ESTRiver Flood WatchPBZMarshall41 hr

Nearby

River Flood Watches in Pennsylvania, 2011River Flood Watches in Ohio, 2011River Flood Watches in West Virginia, 2011Every river flood watch in 2011

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.