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5 products issued by NWS for: Silver Spring MD
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Flood Warning

Flood Statement
National Weather Service Baltimore MD/Washington DC
956 AM EST Sun Dec 16 2018

...The flood warning continues for the following rivers in
Maryland...

  Seneca Creek at Dawsonville affecting Montgomery County

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Never attempt to drive through a flooded roadway...this is how most
flood deaths result.

Stay tuned to developments by listening to NOAA Weather radio...
television or radio stations...or visit our website at weather.gov.
You can also find us on Facebook by searching U.S. National Weather
Service Baltimore Washington.

&&

MDC031-162303-
/O.EXT.KLWX.FL.W.0129.000000T0000Z-181216T2303Z/
/DAWM2.1.ER.181216T0311Z.181216T0700Z.181216T1703Z.NO/
956 AM EST Sun Dec 16 2018

...Flood Warning extended until this evening...
The Flood Warning continues for
  The Seneca Creek at Dawsonville.
* Until this evening.
* At 10 AM Sunday the stage was 8.2 feet.
* Flood stage is 7.5 feet.
* Recent activity...The maximum river stage in the 24 hours ending at
  10 AM Sunday was 8.2 feet.
* Forecast...The river will continue to fall to below flood stage by
  early this afternoon.
* Impact...At 7.5 feet...Portions of the Seneca Creek Greenway are
  flooded. A small portion of Berryville Road west of Darnestown
  begins to flood.
* Flood history...This crest compares to a previous crest of 7.6 feet
  on Feb 4 2016.

&&


River        Flood    Observed     2PM  8PM  2AM  8AM        Crest
Location     Stage  Stg Day Time   Sun  Sun  Mon  Mon   Stg Day Time

Seneca Creek
Dawsonville   7.5  8.2 Sun 10 AM  7.2  5.9  4.3  3.7
&&

LAT...LON 3914 7736 3914 7730 3912 7729 3909 7730
      3907 7731 3907 7736 3910 7736

$$




Flood Warning

Flood Statement
National Weather Service Baltimore MD/Washington DC
951 AM EST Sun Dec 16 2018

...The flood warning continues for the following rivers in
Maryland...Virginia...

  Potomac River at Little Falls affecting Montgomery...Fairfax and
  Loudoun Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Never attempt to drive through a flooded roadway...this is how most
flood deaths result.

Stay tuned to developments by listening to NOAA Weather radio...
television or radio stations...or visit our website at weather.gov.
You can also find us on Facebook by searching U.S. National Weather
Service Baltimore Washington.

&&

MDC031-VAC059-107-170251-
/O.EXT.KLWX.FL.W.0134.181217T0800Z-181218T2315Z/
/BRKM2.1.ER.181217T0800Z.181217T1800Z.181218T1715Z.NO/
951 AM EST Sun Dec 16 2018

...Flood Warning extended until Tuesday evening...
The Flood Warning continues for
  The Potomac River at Little Falls.
* From overnight tonight until Tuesday evening.
* At 9 AM Sunday the stage was 7.3 feet.
* Flood stage is 10.0 feet.
* Minor flooding is forecast.
* Forecast...Rise above flood stage by overnight tonight and crest
  near 11.9 feet by early tomorrow afternoon. The river will fall
  below flood stage by early Tuesday afternoon.
* Impact...At 12.0 feet...The C&O Canal overflows at the Great Falls
  Tavern. Water covers the towpath in many areas.
* Flood history...This crest compares to a previous crest of 11.0 feet
  on Sep 29 2018.

&&


River        Flood    Observed     2PM  8PM  2AM  8AM        Crest
Location     Stage  Stg Day Time   Sun  Sun  Mon  Mon   Stg Day Time

Potomac River
Little Falls  10.0  7.3 Sun 9 AM   7.5  8.2  9.3 10.8  11.9 Mon 1 PM
&&

LAT...LON 3908 7730 3904 7723 3902 7721 3895 7706
      3891 7712 3896 7724 3903 7736

$$




Flood Warning

Flood Statement
National Weather Service Baltimore MD/Washington DC
948 AM EST Sun Dec 16 2018

...The flood warning continues for the following rivers in
Maryland...Virginia...

  Potomac River at Edwards Ferry affecting Montgomery and Loudoun
  Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Never attempt to drive through a flooded roadway...this is how most
flood deaths result.

Stay tuned to developments by listening to NOAA Weather radio...
television or radio stations...or visit our website at weather.gov.
You can also find us on Facebook by searching U.S. National Weather
Service Baltimore Washington.

&&

MDC031-VAC107-170247-
/O.EXT.KLWX.FL.W.0124.181216T2100Z-181219T0818Z/
/EDFM2.2.ER.181216T2100Z.181217T1800Z.181219T0218Z.UU/
948 AM EST Sun Dec 16 2018

...Flood Warning extended until late Tuesday night...
The Flood Warning continues for
  The Potomac River at Edwards Ferry.
* From late this afternoon until late Tuesday night.
* At 9 AM Sunday the stage was 12.6 feet.
* Flood stage is 15.0 feet.
* Moderate flooding is forecast.
* Forecast...Rise above flood stage by late this afternoon and crest
  near 21.6 feet by early tomorrow afternoon. The river will fall
  below flood stage by late Tuesday evening.
* Impact...At 20.0 feet...The basements of the Edwards Ferry
  Lockhouse and Rileys Lockhouse are flooded. Backwater flooding may
  affect homes on the Loudoun County side of the river near Broad Run
  in Sterling.
* Flood history...This crest compares to a previous crest of 21.6 feet
  on Sep 29 2018.

&&


River        Flood    Observed     2PM  8PM  2AM  8AM        Crest
Location     Stage  Stg Day Time   Sun  Sun  Mon  Mon   Stg Day Time

Potomac River
Edwards Ferry 15.0 12.6 Sun 9 AM  13.6 16.3 19.3 21.0  21.6 Mon 1 PM
&&

LAT...LON 3923 7744 3913 7745 3908 7730 3903 7736
      3905 7745 3911 7755 3920 7754

$$




Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
932 AM EST Sun Dec 16 2018

MDZ003>006-501>507-VAZ025>031-036>040-050-051-501>508-WVZ050>053-
055-501>506-171445-
Washington-Frederick MD-Carroll-Northern Baltimore-
Extreme Western Allegany-Central and Eastern Allegany-
Northwest Montgomery-Central and Southeast Montgomery-
Northwest Howard-Central and Southeast Howard-Northwest Harford-
Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-
Nelson-Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper-
Northern Fauquier-Southern Fauquier-Western Highland-
Eastern Highland-Western Loudoun-Eastern Loudoun-
Northern Virginia Blue Ridge-Central Virginia Blue Ridge-
Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant-
Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton-
Eastern Pendleton-
932 AM EST Sun Dec 16 2018

This Hazardous Weather Outlook is for eastern West Virginia,
northern and central Virginia, and central and western Maryland
with the exception of Garrett County.

.DAY ONE...Today and Tonight

A Winter Weather Advisory is in effect until 7 PM for the
Allegheny Front north of Highland County.

Flooding of streams and rivers is ongoing across the region.
Please consult Flood Warnings for the latest information about
ongoing flooding.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Mainstem river flooding is possible in the Potomac, Shenandoah,
and Rappahannock river basins through the next few days. Please
consult the latest river Flood Watches and Warnings for more
information.

.SPOTTER INFORMATION STATEMENT...

Spotters are asked to report significant weather via standard
operating procedures.

$$

HTS



Flood Warning

Flood Warning
National Weather Service Baltimore MD/Washington DC
648 AM EST SUN DEC 16 2018

DCC001-MDC031-033-161630-
/O.EXT.KLWX.FA.W.0413.000000T0000Z-181216T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
District of Columbia DC-Montgomery MD-Prince Georges MD-
648 AM EST SUN DEC 16 2018

The National Weather Service in Sterling Virginia has extended the

* Flood Warning for...
  The northern District of Columbia...
  Southeastern Montgomery County in central Maryland...
  Northwestern Prince Georges County in central Maryland...

* Until 1130 AM EST.

* At 647 AM EST, stream gauges and county officials indicate
  flooding remains ongoing in the flood warning area in some low
  lying areas and low lying roadways. Rock Creek in the District was
  reporting minor flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3924 7705 3921 7701 3917 7701 3914 7695
      3913 7696 3913 7689 3909 7683 3886 7700
      3898 7714

$$

CS



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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