Alert archive / Pennsylvania / River Flood Warnings in 2010

River Flood Warning 56, NWS State College, PA

December 1, 2010Northumberland County, Union County, Pennsylvania

NWS State College, PA issued this river flood warning at Dec 1, 2010, 10:28 AM EST for Northumberland County, Union County, Pennsylvania. It took effect at Dec 1, 2010, 10:00 PM EST. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued: Dec 1, 2010, 10:28 AM EST (15:28 UTC)
In effect from: Dec 1, 2010, 10:00 PM EST
Expired: Dec 3, 2010, 9:20 AM EST
In force: 35 hr
Issued by: NWS State College, PA
Flood severity: Moderate

Counties Northumberland County, PA, Union County, PA

The radar

The State College radar (KCCX), 94 km from the middle of the area, began a volume at 15:29 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 West Branch Susquehanna River at West Milton (ILTP1).

Action stage: 16 ft
Minor stage: 19 ft
Moderate stage: 22 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01553240, 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 State College, PA wrote its last area forecast discussion before this river flood warning went out at Dec 1, 7:13 AM EST, 3 hours 15 minutes earlier.

Area forecast discussion, Dec 1, 7:13 AM EST, 3 hours 15 minutes before

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Hazardous weather outlook, Dec 1, 5:33 AM EST, 4 hours 55 minutes before

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In the hours before

Local storm report, Dec 1, 4:53 AM EST, 5 hours 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
453 AM EST WED DEC 01 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0445 AM     FLOOD            2 WSW BRADFORD          41.94N 78.67W
12/01/2010                   MCKEAN             PA   LAW ENFORCEMENT

            HAD TO EVACUATE DORMS AT UNIVERSITY OF PITTSBURGH AT
            BRADFORD DUE TO FLOODING. MULTIPLE ROAD CLOSURES ACROSS
            THE SOUTHEASTERN PART OF THE COUNTY.

&&

CERU

Local storm report, Dec 1, 6:22 AM EST, 4 hours 6 minutes before

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Special weather statement, Dec 1, 6:53 AM EST, 3 hours 35 minutes before

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        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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Local storm report, Dec 1, 6:54 AM EST, 3 hours 34 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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      </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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Special weather statement, Dec 1, 7:48 AM EST, 2 hours 40 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.
      </p>
      <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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Special weather statement, Dec 1, 9:59 AM EST, 29 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.
      </p>
      <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 State College, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 30, 7:36 PM EST	River Flood Warning	CTP	Blair, Huntingdon	28 hr
Nov 30, 8:54 PM EST	Areal Flood Advisory	CTP	Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 7 more	8 hr
Nov 30, 9:36 PM EST	River Flood Warning	CTP	Elk	24 hr
Nov 30, 10:06 PM EST	River Flood Warning	CTP	Blair, Huntingdon	35 hr
Nov 30, 10:24 PM EST	River Flood Warning	CTP	Clinton, Lycoming	38 hr
Nov 30, 10:24 PM EST	River Flood Warning	CTP	Centre, Snyder, Union	38 hr
Nov 30, 11:36 PM EST	Areal Flood Warning	CTP	Cameron, Clearfield, Clinton, Elk, McKean, Potter	6 hr
Dec 1, 1:37 AM EST	Areal Flood Warning	CTP	Blair, Centre	6 hr
Dec 1, 3:14 AM EST	Areal Flood Warning	CTP	Bedford, Blair, Centre, Clinton, Fulton, Huntingdon	6 hr
Dec 1, 4:20 AM EST	River Flood Warning	CTP	Elk	18 hr
Dec 1, 4:52 AM EST	Areal Flood Warning	CTP	Cameron, Clearfield, Clinton, Elk, McKean, Potter	6 hr
Dec 1, 5:01 AM EST	Areal Flood Advisory	CTP	Adams, Columbia, Cumberland, Franklin, Juniata, Lancaster and 7 more	6 hr
Dec 1, 5:53 AM EST	Areal Flood Advisory	CTP	York	6 hr
Dec 1, 6:29 AM EST	Severe Thunderstorm Warning	CTP	Juniata, Northumberland, Snyder, Union	46 min
Dec 1, 6:53 AM EST	Special Weather Statement	CTP	Dauphin, Lycoming, Montour, Northumberland, Snyder, Union	52 min
Dec 1, 7:48 AM EST	Special Weather Statement	CTP	Adams, Cumberland, York	72 min
Dec 1, 8:47 AM EST	Areal Flood Warning	CTP	Bedford, Blair, Centre, Clearfield, Clinton, Franklin and 10 more	6 hr
Dec 1, 9:19 AM EST	River Flood Warning	CTP	Clinton	30 hr
Dec 1, 9:52 AM EST	Winter Weather Advisory	CTP	Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 6 more	10 hr
Dec 1, 9:59 AM EST	Special Weather Statement	CTP	Columbia, Lancaster, Lebanon, Schuylkill	31 min
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Centre, Clinton	15 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Lycoming	36 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Lycoming	47 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Lycoming, Northumberland, Union	45 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Northumberland, Union	42 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Northumberland, Union	47 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Huntingdon	13 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Huntingdon	23 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	Warren	5 hr
Dec 1, 10:28 AM EST	River Flood Warning	CTP	McKean	23 hr
Dec 1, 11:36 AM EST	Areal Flood Advisory	CTP	Adams, Columbia, Cumberland, Dauphin, Franklin, Lancaster and 6 more	4 hr
Dec 1, 1:52 PM EST	Areal Flood Warning	CTP	Schuylkill	9 hr
Dec 1, 2:30 PM EST	Areal Flood Warning	CTP	Bedford, Blair, Cameron, Centre, Clinton, Elk and 12 more	10 hr
Dec 1, 3:55 PM EST	River Flood Warning	CTP	Clinton, Lycoming	19 hr

Nearby

River Flood Warnings in Pennsylvania, 2010 Every river flood warning in 2010

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.