Alert archive / Virginia / Flash Flood Warnings in 2011
Flash Flood Warning 13, NWS Baltimore/Washington
NWS Baltimore/Washington issued this flash flood warning at Apr 16, 2011, 1:59 PM EDT for 13 counties in Virginia. It was in force for 3 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 16, 2011, 1:59 PM EDT (17:59 UTC)
- Expired
- Apr 16, 2011, 5:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Baltimore/Washington
- Area
- Storm-based polygon
- Flood severity
- None
Counties Albemarle County, VA, Augusta County, VA, City of Harrisonburg, VA, City of Staunton, VA, City of Waynesboro, VA, Culpeper County, VA, Greene County, VA, Madison County, VA, Nelson County, VA, Page County, VA, Rappahannock County, VA, Rockingham County, VA, Shenandoah County, VA
The radar
The Roanoke radar (KFCX), 153 km from the middle of the area, began a volume at 18:02 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 16, 3:16 PM EDT | FLASH FLOOD | 2 E Afton, VA | STRUCTURAL DAMAGE FROM FLASH FLOODING WAS REPORTED AT A HOME NEAR THE INTERSECTION OF ROUTES 250 AND 151. |
| Apr 16, 4:00 PM EDT | FLASH FLOOD | 1 Ese Waynesboro, VA | *** 1 FATAL *** FLASH FLOODING ON ROCKFISH RUN. |
| Apr 16, 4:10 PM EDT | FLASH FLOOD | 5 Nnw Clifford, VA | WOODSON ROAD FLOODED |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 6.0 hours before the alert went out and 94 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 480 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 747 m²/s²
- 0-3 km storm-relative helicity
- 975 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
234
WGUS51 KLWX 161759
FFWLWX
VAC003-015-047-079-113-125-139-157-165-171-660-790-820-162100-
/O.NEW.KLWX.FF.W.0013.110416T1759Z-110416T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
159 PM EDT SAT APR 16 2011
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NELSON COUNTY IN CENTRAL VIRGINIA...
CITY OF WAYNESBORO IN WESTERN VIRGINIA...
CITY OF STAUNTON IN WESTERN VIRGINIA...
CITY OF HARRISONBURG IN WESTERN VIRGINIA...
GREENE COUNTY IN CENTRAL VIRGINIA...
NORTHWESTERN MADISON COUNTY IN NORTHWEST VIRGINIA...
WEST CENTRAL CULPEPER COUNTY IN NORTHERN VIRGINIA...
PAGE COUNTY IN NORTHWEST VIRGINIA...
SOUTHWESTERN RAPPAHANNOCK COUNTY IN NORTHWEST VIRGINIA...
SOUTH CENTRAL SHENANDOAH COUNTY IN NORTHWEST VIRGINIA...
NORTHWESTERN ALBEMARLE COUNTY IN CENTRAL VIRGINIA...
EASTERN AUGUSTA COUNTY IN WESTERN VIRGINIA...
EASTERN ROCKINGHAM COUNTY IN WESTERN VIRGINIA...
* UNTIL 500 PM EDT
* AT 154 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS AND THUNDERSTORMS WITH RAINFALL RATES OVER ONE INCH PER HOUR
LOCATED NEAR HARRISONBURG AND STAUNTON...MOVING NORTHEAST AT 50 MPH.
* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
INCLUDE AFTON...BIG MEADOWS...BROADWAY...CRIMORA...CROZET...FREE
UNION...GROTTOES...LURAY...MASSANUTTEN...MONTEBELLO...MOUNT
JACKSON...SHENANDOAH...SHERANDO...STANARDSVILLE...STANLEY...
TIMBERVILLE...WINTERGREEN AND LYNDHURST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
&&
LAT...LON 3769 7899 3772 7907 3777 7908 3779 7909
3779 7917 3786 7915 3789 7915 3796 7926
3885 7862 3860 7817 3761 7894
$$
BJL3 follow-up statements
866
WGUS71 KLWX 161907
FFSLWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
307 PM EDT SAT APR 16 2011
VAC003-015-047-079-113-125-139-157-165-171-660-790-820-162100-
/O.CON.KLWX.FF.W.0013.000000T0000Z-110416T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NELSON VA-CITY OF WAYNESBORO VA-CITY OF STAUNTON VA-
CITY OF HARRISONBURG VA-GREENE VA-MADISON VA-CULPEPER VA-PAGE VA-
RAPPAHANNOCK VA-SHENANDOAH VA-ALBEMARLE VA-AUGUSTA VA-ROCKINGHAM VA-
307 PM EDT SAT APR 16 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR
EASTERN ROCKINGHAM...EASTERN AUGUSTA...NORTHWESTERN ALBEMARLE...SOUTH
CENTRAL SHENANDOAH...SOUTHWESTERN RAPPAHANNOCK...PAGE...EXTREME WEST
CENTRAL CULPEPER...NORTHWESTERN MADISON...GREENE...CITY OF
HARRISONBURG...CITY OF STAUNTON...CITY OF WAYNESBORO AND NELSON
COUNTIES...
AT 302 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A BAND OF VERY HEAVY RAIN EXTENDING FROM NEAR ELKTON TO
EAST OF WAYNESBORO TO CENTRAL NELSON COUNTY...ALONG A LINE EXTENDING
FROM SHENANDOAH TO 8 MILES SOUTH OF WINTERGREEN...MOVING NORTHEAST
AT 45 MPH. HEAVY RAIN OF TWO TO FIVE INCHES HAS OCCURRED...AND THERE
HAVE BEEN REPORTS OF FLASH FLOODING IN EASTERN ROCKINGHAM AND
AUGUSTA COUNTIES.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
STANLEY...MOUNT JACKSON...CROZET...LURAY...BIG MEADOWS...FREE UNION
AND STANARDSVILLE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR CENTRAL DISTRICT OF COLUMBIA AND MARYLAND AND NORTHWESTERN
VIRGINIA AND THE PANHANDLE AND EASTERN WEST VIRGINIA.
&&
LAT...LON 3769 7899 3772 7907 3777 7908 3779 7909
3779 7917 3786 7915 3789 7915 3796 7926
3885 7862 3860 7817 3761 7894
$$
JE800
WGUS71 KLWX 161946
FFSLWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
346 PM EDT SAT APR 16 2011
VAC790-161955-
/O.CAN.KLWX.FF.W.0013.000000T0000Z-110416T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CITY OF STAUNTON VA-
346 PM EDT SAT APR 16 2011
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CITY OF STAUNTON...
A HALF INCH OF RAIN OR LESS FELL IN THE CITY OF STAUNTON...AND
LITTLE ADDITIONAL RAINFALL IS ANTICIPATED. AS A RESULT...THE FLASH
FLOOD WARNING HAS BEEN CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR CENTRAL DISTRICT OF COLUMBIA AND MARYLAND AND NORTHWESTERN
VIRGINIA AND THE PANHANDLE AND EASTERN WEST VIRGINIA.
LAT...LON 3769 7899 3772 7907 3777 7908 3779 7909
3779 7917 3786 7915 3789 7915 3796 7926
3810 7916 3800 7895 3842 7854 3839 7892
3885 7862 3860 7817 3761 7894
$$
VAC003-015-047-079-113-125-139-157-165-171-660-820-162100-
/O.CON.KLWX.FF.W.0013.000000T0000Z-110416T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NELSON VA-CITY OF WAYNESBORO VA-CITY OF HARRISONBURG VA-GREENE VA-
MADISON VA-CULPEPER VA-PAGE VA-RAPPAHANNOCK VA-SHENANDOAH VA-
ALBEMARLE VA-AUGUSTA VA-ROCKINGHAM VA-
346 PM EDT SAT APR 16 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR
EASTERN ROCKINGHAM...SOUTHEASTERN AUGUSTA...NORTHWESTERN ALBEMARLE...
SOUTH CENTRAL SHENANDOAH...SOUTHWESTERN RAPPAHANNOCK...PAGE...EXTREME
WEST CENTRAL CULPEPER...NORTHWESTERN MADISON...GREENE...CITY OF
HARRISONBURG...SOUTHEASTERN CITY OF WAYNESBORO AND NELSON COUNTIES...
AT 336 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STEADY RAINFALL MOVING OUT OF THE AREA. ADDITIONAL SPOTTY SHOWERS
AND THUNDERSTORMS WILL PERSIST...BUT THE HEAVIEST RAIN IS LIKELY
COMING TO AN END AT THIS TIME.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO STANLEY...
STANARDSVILLE...SHERANDO...SHENANDOAH...MOUNT JACKSON...
MASSANUTTEN...LURAY...FREE UNION...CROZET...BIG MEADOWS AND AFTON
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3769 7899 3772 7907 3777 7908 3779 7909
3779 7917 3786 7915 3789 7915 3796 7926
3810 7916 3800 7895 3842 7854 3839 7892
3885 7862 3860 7817 3761 7894
$$
JE345
WGUS71 KLWX 162059
FFSLWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
459 PM EDT SAT APR 16 2011
VAC003-015-047-079-113-125-139-157-165-171-660-820-162108-
/O.EXP.KLWX.FF.W.0013.000000T0000Z-110416T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NELSON VA-CITY OF WAYNESBORO VA-CITY OF HARRISONBURG VA-GREENE VA-
MADISON VA-CULPEPER VA-PAGE VA-RAPPAHANNOCK VA-SHENANDOAH VA-
ALBEMARLE VA-AUGUSTA VA-ROCKINGHAM VA-
459 PM EDT SAT APR 16 2011
...THE FLASH FLOOD WARNING WILL EXPIRE AT 500 PM EDT FOR EASTERN
ROCKINGHAM...SOUTHEASTERN AUGUSTA...NORTHWESTERN ALBEMARLE...SOUTH
CENTRAL SHENANDOAH...SOUTHWESTERN RAPPAHANNOCK...PAGE...EXTREME WEST
CENTRAL CULPEPER...NORTHWESTERN MADISON...GREENE...CITY OF
HARRISONBURG...EASTERN CITY OF WAYNESBORO AND NELSON COUNTIES...
STEADY RAIN HAS ENDED. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN
REPLACED BY AN AREAL FLOOD WARNING AS RUNOFF CONTINUES ACROSS THE
AREA FROM THE EARLIER HEAVY RAINFALL.
LAT...LON 3769 7899 3772 7907 3777 7908 3779 7909
3779 7917 3786 7915 3789 7915 3796 7926
3810 7916 3800 7895 3842 7854 3839 7892
3885 7862 3860 7817 3761 7894
$$
JEThe office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 3:33 AM EDT | Small Craft Advisory | LWX | 48 hr | |
| Apr 16, 12:22 PM EDT | Coastal Flood Warning | LWX | Arlington, Fairfax, King George, Stafford, City of Alexandria, City of Fairfax and 1 more | 23 hr |
| Apr 16, 12:53 PM EDT | Severe Thunderstorm Warning | LWX | Augusta, Highland, Rockingham | 52 min |
| Apr 16, 1:38 PM EDT | Severe Thunderstorm Warning | LWX | Augusta, Greene, Madison, Page, Rockingham, Shenandoah and 2 more | 52 min |
| Apr 16, 1:48 PM EDT | Tornado Warning | LWX | Augusta, Greene, Page, Rockingham, City of Harrisonburg, City of Staunton | 27 min |
| Apr 16, 1:54 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Augusta, Nelson, City of Staunton, City of Waynesboro | 51 min |
| Apr 16, 2:04 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Rockingham, Shenandoah | 41 min |
| Apr 16, 2:39 PM EDT | Areal Flood Warning | LWX | Frederick, Rockingham, Shenandoah, City of Harrisonburg | 5 hr |
| Apr 16, 2:43 PM EDT | Special Weather Statement | LWX | Clarke, Frederick, Warren, City of Winchester | 32 min |
| Apr 16, 2:45 PM EDT | Special Weather Statement | LWX | Albemarle, Greene, Nelson, Page, City of Charlottesville, City of Waynesboro | 30 min |
| Apr 16, 2:53 PM EDT | River Flood Warning | LWX | Augusta, City of Waynesboro | 8 hr |
| Apr 16, 2:58 PM EDT | Severe Thunderstorm Warning | LWX | Clarke, Frederick, Shenandoah, Warren, City of Winchester | 47 min |
| Apr 16, 3:01 PM EDT | Tornado Warning | LWX | Albemarle, Augusta, Greene, Madison, Orange, Page and 3 more | 44 min |
| Apr 16, 3:04 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Augusta, Greene, Nelson, City of Charlottesville | 41 min |
| Apr 16, 3:16 PM EDT | Flash Flood Warning | LWX | Clarke, Fauquier, Frederick, Page, Rappahannock, Shenandoah and 2 more | 5 hr |
| Apr 16, 3:18 PM EDT | Special Weather Statement | LWX | Clarke | 57 min |
| Apr 16, 3:19 PM EDT | Special Weather Statement | LWX | Clarke | 56 min |
| Apr 16, 3:26 PM EDT | Tornado Warning | LWX | Albemarle, Greene, Madison, Orange, City of Charlottesville | 49 min |
| Apr 16, 3:29 PM EDT | Areal Flood Warning | LWX | Clarke, Frederick | 7 hr |
| Apr 16, 3:40 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Culpeper, Fauquier, Greene, Loudoun, Madison and 3 more | 50 min |
| Apr 16, 3:43 PM EDT | Tornado Warning | LWX | Rockingham, Shenandoah | 32 min |
| Apr 16, 3:53 PM EDT | Areal Flood Warning | LWX | Albemarle, Culpeper, Fauquier, Greene, Madison, Nelson and 3 more | 6 hr |
| Apr 16, 3:54 PM EDT | Severe Thunderstorm Warning | LWX | Rockingham | 36 min |
| Apr 16, 4:08 PM EDT | Tornado Warning | LWX | Culpeper, Fauquier, Madison, Orange, Prince William, Rappahannock | 52 min |
| Apr 16, 4:13 PM EDT | Special Weather Statement | LWX | Loudoun | 92 min |
| Apr 16, 4:19 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 41 min |
| Apr 16, 4:21 PM EDT | Severe Thunderstorm Warning | LWX | Clarke, Culpeper, Fairfax, Fauquier, Loudoun, Prince William and 2 more | 39 min |
| Apr 16, 4:37 PM EDT | Severe Thunderstorm Warning | LWX | Culpeper, Fauquier, Orange, Prince William, Spotsylvania, Stafford and 1 more | 38 min |
| Apr 16, 4:47 PM EDT | Special Marine Warning | LWX | 118 min | |
| Apr 16, 4:58 PM EDT | Areal Flood Warning | LWX | Albemarle, Augusta, Culpeper, Greene, Highland, Madison and 7 more | 4 hr |
| Apr 16, 4:59 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Fauquier, Loudoun, Prince William, City of Fairfax, City of Manassas and 1 more | 46 min |
| Apr 16, 5:24 PM EDT | Special Weather Statement | LWX | Frederick, Page, Rockingham, Shenandoah, City of Harrisonburg | 36 min |
| Apr 16, 5:36 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Fauquier, Prince William, Spotsylvania, Stafford, City of Fairfax and 2 more | 39 min |
| Apr 16, 6:03 PM EDT | Special Weather Statement | LWX | Clarke, Frederick, Greene, Page, Rappahannock, Shenandoah and 3 more | 57 min |
| Apr 16, 6:15 PM EDT | Special Weather Statement | LWX | Arlington, City of Alexandria, City of Falls Church | 60 min |
| Apr 16, 6:18 PM EDT | River Flood Warning | LWX | Loudoun | 59 hr |
| Apr 16, 6:18 PM EDT | Special Marine Warning | LWX | 57 min | |
| Apr 16, 6:35 PM EDT | Severe Thunderstorm Warning | LWX | Clarke, Fauquier, Frederick, Loudoun, Rappahannock, Warren and 1 more | 40 min |
| Apr 16, 6:43 PM EDT | River Flood Warning | LWX | Rockingham | 5 hr |
| Apr 16, 6:57 PM EDT | Areal Flood Warning | LWX | Loudoun | 11 hr |
| Apr 16, 7:01 PM EDT | Severe Thunderstorm Warning | LWX | Fauquier, Loudoun, Prince William | 44 min |
| Apr 16, 7:14 PM EDT | Tornado Warning | LWX | Loudoun | 31 min |
| Apr 16, 7:28 PM EDT | Special Weather Statement | LWX | Albemarle, Culpeper, Fauquier, Orange, Prince William, City of Charlottesville and 2 more | 62 min |
| Apr 16, 7:35 PM EDT | Special Marine Warning | LWX | 55 min | |
| Apr 16, 7:38 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Loudoun | 52 min |
| Apr 16, 7:42 PM EDT | Severe Thunderstorm Warning | LWX | Culpeper, Fauquier, Madison, Orange | 48 min |
| Apr 16, 7:50 PM EDT | Tornado Warning | LWX | Culpeper, Madison, Orange | 24 min |
Nearby
Flash Flood Warnings in Virginia, 2011Every flash flood warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.