Alert archive / Maryland / River Flood Warnings in 2017

River Flood Warning 11, NWS Baltimore/Washington

July 29, 2017Garrett County, Maryland; Mineral County, West Virginia

NWS Baltimore/Washington issued this river flood warning at Jul 29, 2017, 10:37 AM EDT for Garrett County, Maryland; Mineral County, West Virginia. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Jul 29, 2017, 10:37 AM EDT (14:37 UTC)
Expired: Jul 30, 2017, 1:38 AM EDT
In force: 15 hr
Issued by: NWS Baltimore/Washington
Area: Storm-based polygon
Flood severity: Minor

Counties Garrett County, MD, Mineral County, WV

The radar

The Sterling radar (KLWX), 150 km from the middle of the area, began a volume at 14:40 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 North Branch Potomac River at Kitzmiller (KITM2). The gauge peaked at 10.69 ft at Jul 29, 2017, 12:00 PM EDT.

Action stage: 8 ft
Minor stage: 9 ft
Moderate stage: 12 ft
Major stage: 15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01595500, 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 Baltimore/Washington wrote its last area forecast discussion before this river flood warning went out at Jul 29, 8:03 AM EDT, 2 hours 34 minutes earlier.

Area forecast discussion, Jul 29, 8:03 AM EDT, 2 hours 34 minutes before

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Hazardous weather outlook, Jul 29, 5:22 AM EDT, 5 hours 15 minutes before

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In the hours before

Local storm report, Jul 29, 8:06 AM EDT, 2 hours 31 minutes before

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Local storm report, Jul 29, 8:44 AM EDT, 1 hour 53 minutes before

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Special weather statement, Jul 29, 8:49 AM EDT, 1 hour 48 minutes before

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Local storm report, Jul 29, 8:56 AM EDT, 1 hour 41 minutes before

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Local storm report, Jul 29, 9:02 AM EDT, 1 hour 35 minutes before

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Local storm report, Jul 29, 9:09 AM EDT, 1 hour 28 minutes before

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The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 10:21 PM EDT	Flash Flood Warning	LWX	Clarke, Frederick, City of Winchester	4 hr
Jul 28, 10:51 PM EDT	Flash Flood Warning	LWX	Loudoun	4 hr
Jul 29, 12:09 AM EDT	Flash Flood Warning	LWX	Arlington, Fairfax, City of Alexandria, City of Fairfax, City of Falls Church	3 hr
Jul 29, 1:53 AM EDT	Areal Flood Warning	LWX	Clarke, Frederick	6 hr
Jul 29, 2:33 AM EDT	Gale Warning	LWX		9 hr
Jul 29, 2:33 AM EDT	Small Craft Advisory	LWX		35 hr
Jul 29, 5:50 AM EDT	Areal Flood Warning	LWX	Fairfax	6 hr
Jul 29, 8:40 AM EDT	Areal Flood Warning	LWX	Loudoun	6 hr
Jul 29, 11:15 AM EDT	Coastal Flood Advisory	LWX	Arlington, City of Alexandria, City of Falls Church	3 hr
Jul 29, 1:43 PM EDT	Areal Flood Warning	LWX	Prince William, City of Manassas	6 hr
Jul 28, 8:43 PM EDT	Coastal Flood Advisory	LWX	Saint Mary's	13 hr
Jul 28, 10:09 PM EDT	Areal Flood Warning	LWX	Baltimore, City of Baltimore	6 hr
Jul 28, 11:50 PM EDT	Flash Flood Warning	LWX	Anne Arundel, Baltimore, Howard, Montgomery, City of Baltimore	3 hr
Jul 29, 12:50 AM EDT	Areal Flood Warning	LWX	Baltimore, Harford	8 hr
Jul 29, 1:20 AM EDT	River Flood Warning	LWX	Garrett	9 hr
Jul 29, 1:28 AM EDT	Areal Flood Warning	LWX	Montgomery, Prince George's	6 hr
Jul 29, 2:26 AM EDT	Areal Flood Warning	LWX	Prince George's	26 hr
Jul 29, 2:31 AM EDT	Areal Flood Warning	LWX	Howard, Montgomery	6 hr
Jul 29, 2:39 AM EDT	Areal Flood Warning	LWX	Anne Arundel, Baltimore, Howard, Montgomery, City of Baltimore	9 hr
Jul 29, 7:59 AM EDT	Areal Flood Warning	LWX	Anne Arundel	6 hr
Jul 29, 8:44 AM EDT	Areal Flood Warning	LWX	Anne Arundel, Prince George's	6 hr
Jul 28, 11:07 PM EDT	River Flood Warning	LWX	Berkeley, Jefferson	48 hr
Jul 29, 4:44 AM EDT	Areal Flood Warning	LWX	Berkeley	4 hr
Jul 29, 8:22 AM EDT	Areal Flood Warning	LWX	Grant	8 hr

Nearby

River Flood Warnings in Maryland, 2017 River Flood Warnings in West Virginia, 2017 Every river flood warning in 2017

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.