Alert archive / Pennsylvania / River Flood Warnings in 2019

River Flood Warning 18, NWS Pittsburgh, PA

December 17, 2019Fayette County, Washington County, Westmoreland County, Pennsylvania

NWS Pittsburgh, PA issued this river flood warning at Dec 17, 2019, 10:50 AM EST for Fayette County, Washington County, Westmoreland County, Pennsylvania. It took effect at Dec 17, 2019, 6:20 PM EST. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued: Dec 17, 2019, 10:50 AM EST (15:50 UTC)
In effect from: Dec 17, 2019, 6:20 PM EST
Expired: Dec 18, 2019, 6:45 PM EST
In force: 24 hr
Issued by: NWS Pittsburgh, PA
Area: Storm-based polygon
Flood severity: Minor

Counties Fayette County, PA, Washington County, PA, Westmoreland County, PA

The radar

The Pittsburgh radar (KPBZ), 57 km from the middle of the area, began a volume at 15:52 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 Monongahela River at Charleroi Lock and Dam (CHRP1). The gauge peaked at 28.33 ft at Dec 18, 2019, 2:00 AM EST.

Action stage: 22.6 ft
Minor stage: 28 ft
Moderate stage: 31 ft
Major stage: 35 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03075000, 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 Dec 17, 9:53 AM EST, 57 minutes earlier.

Area forecast discussion, Dec 17, 9:53 AM EST, 57 minutes before

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Hazardous weather outlook, Dec 17, 9:16 AM EST, 1 hour 34 minutes before

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In the hours before

Local storm report, Dec 17, 9:38 AM EST, 1 hour 12 minutes before

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Local storm report, Dec 17, 10:03 AM EST, 47 minutes before

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Local storm report, Dec 17, 10:04 AM EST, 46 minutes before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 17, 10:06 AM EST, 44 minutes before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 17, 10:34 AM EST, 16 minutes before

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      <p id="message2">
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 17, 10:36 AM EST, 14 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 16, 8:40 PM EST	River Flood Advisory	PBZ	Allegheny	51 hr
Dec 17, 3:54 AM EST	Areal Flood Warning	PBZ	Fayette, Greene	6 hr
Dec 17, 10:50 AM EST	River Flood Warning	PBZ	Fayette, Greene	21 hr
Dec 17, 10:50 AM EST	River Flood Warning	PBZ	Fayette, Greene	20 hr
Dec 17, 10:50 AM EST	River Flood Warning	PBZ	Allegheny, Washington, Westmoreland	38 hr

Nearby

River Flood Warnings in Pennsylvania, 2019 Every river 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.