Alert archive / Maryland / Special Weather Statements in 2012
Special Weather Statement, NWS Wakefield, VA
NWS Wakefield, VA issued this special weather statement at Aug 7, 2012, 12:56 PM EDT for Dorchester County, Maryland. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 7, 2012, 12:56 PM EDT (16:56 UTC)
- Expired
- Aug 7, 2012, 1:45 PM EDT
- In force
- 49 min
- Issued by
- NWS Wakefield, VA
County Dorchester County, MD
The radar
The Dover AFB radar (KDOX), 72 km from the middle of the area, began a volume at 16:56 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 nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 4.9 hours before the alert went out and 98 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
- 1217 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 754 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<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.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wakefield, VA wrote its last area forecast discussion before this special weather statement went out at Aug 7, 10:15 AM EDT, 2 hours 41 minutes earlier.
Area forecast discussion, Aug 7, 10:15 AM EDT, 2 hours 41 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WAKEFIELD VA 1015 AM EDT TUE AUG 7 2012 .SYNOPSIS... A FRONTAL BOUNDARY WILL REMAIN NEARLY STATIONARY ACROSS THE REGION TODAY INTO WEDNESDAY MORNING...THEN MOVES OFF THE COAST WEDNESDAY NIGHT. ANOTHER COLD FRONT APPROACHES FROM THE WEST LATE FRIDAY. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... A STATIONARY FRONT WILL REMAIN DRAPED OVER NRN PORTIONS OF THE FA THROUGH AT LEAST WEDNESDAY NIGHT...KEEPING UNSETTLED CONDITIONS OVER THE MID ATLANTIC REGION THROUGH THIS TIME. LATEST WX ANALYSIS SHOWS AN H85 LOW OVER THE FL PANHANDLE AND AN H85 HIGH WELL OFF THE ATLANTIC COAST. THE LOCATION OF THESE FEATURES WILL PROVIDE A STEADY STREAM OF MOISTURE AND SHORTWAVE ENERGY INTO THE MID ATLANTIC REGION TODAY. THE EXTRA LIFT/ENERGY FROM A STRONGER SHORTWAVE MOVING INTO THE REGION THIS AFTERNOON WILL HELP TO TRIGGER THUNDERSTORMS...PARTICULARLY OVER SRN/SE VA AND NE NC. MAIN THREAT CONTINUES TO BE FROM HEAVY RAIN THAT MAY CAUSE LOCALIZED FLOODING PROBLEMS...ESPECIALLY IN AREAS WITH POOR DRAINAGE AS WELL AS IN LOCATIONS THAT EXPERIENCED UPWARDS OF 2 INCHES OF RAINFALL FROM TRAINING STORMS YESTERDAY. SKIES ARE CLOUDY TO MOSTLY CLOUDY THIS MORNING BUT SOME POCKETS OF CLEARING CAN BE SEEN IN SE VA/NE NC AND JUST WEST OF THE WAKEFIELD CWA. CLEARING IS MORE NOTICEABLE TO THE WEST AND HAVE BUMPED HIGH TEMPS UP A FEW DEGREES ACROSS NW/NRN PORTIONS OF FA FOR TODAY. EXPECT MAX TEMPS IN THE MID-UPPER 80S. && .SHORT TERM /6 PM THIS EVENING THROUGH THURSDAY/... THE FRNT WILL BE NEARLY STATIONARY OVR SRN AREAS TNGT INTO WED MORNG...THEN DISSIPATES OFF THE CST WED NGT. HI CHC TO LIKELY POPS WILL CONTINUE OVR SE VA AND NE NC TNGT INTO WED MORNG...THEN DECREASE TO LOW-END CHC TO SLGT CHC POPS (20%-30%) IN THESE AREAS LATE WED AFTN INTO WED NGT...AS THE ENERGY/LIFT AND FRNTL BNDRY SHIFTS OFF THE CST. A LEE-SIDE TROUGH SETS UP OVR THE REGION ON THU...AND COMBINED WITH HEAT AND HUMIDITY COULD TRIGGER ISLTD OR SCTD AFTN SHOWERS AND TSTMS. LOWS TNGT IN THE UPR 60S TO MID 70S. HIGHS ON WED IN THE MID TO UPR 80S...AND IN THE UPR 80S TO LWR 90S ON THU. && .LONG TERM /THURSDAY NIGHT THROUGH MONDAY/... LONG TERM PERIOD WILL FEATURE CONTINUED CHC FOR RAIN AS AN UPR-LVL TROF REMAINS OVER THE EASTERN CONUS. SFC LO PRES AND AN ASSOCIATED COLD FRNT APPROACH FROM THE WEST FRI...WITH DEEP MOISTURE...A PRE-FRONTAL TROF...AND RFQ OF AN UPR-LVL JET LEADING TO A GOOD CHC FOR SHWRS/TSTMS FRI INTO FRI NGT. STRONG STORMS ARE POSSIBLE AS WELL DUE TO STRONG FORCING...SHEAR...AND DEVELOPING LLJ. FROPA MAY BE DELAYED UNTIL SAT SO WILL CONTINUE CHC POPS THRU THE DAY SAT...WITH POPS DECREASING SAT NGT AND SUN. HI PRES BLDS IN BEHIND THE FRNT ERLY NEXT WEEK WITH POPS CAPPED AT 20%. TEMPS NEAR NORMAL THRU THE PERIOD. HIGHS IN THE M80S-L90S. LOWS IN THE M60S-M70S. && .AVIATION /14Z TUESDAY THROUGH SATURDAY/... AS OF 12Z...SHOWERS WERE MOVING ACROSS SE VA AFFECTING THE AREA AROUND ORF/PHF. SOME BRIEF IFR WILL BE PSBL THROUGH LATE MORNING. OTHERWISE...MAINLY VFR EXPECTED OUTSIDE OF AFTN SHOWERS/TSTMS. THESE IS MOST LIKELY AT ORF/ECG WHERE SHRA WAS INCLUDED IN THE TAF. WILL ADD TSTM WHEN TIMING BECAUSE MORE APPARENT. FOG AND STRATUS WAS HELD DOWN MAINLY BY CLOUD COVER AND EXPECT THE SAME FOR WEDNESDAY MORNING. INCLUDED MVFR BUT IFR IS POSSIBLE ESPECIALLY AT ORF/RIC. OUTLOOK...NO APPRECIABLE CHANGE IN THE PATTERN IS EXPECTED FOR THE NEXT SEVERAL DAYS. && .MARINE... NO MARINE HEADLINES FOR THE NEXT FEW DAYS...A WEAK FRONTAL BOUNDARY WILL REMAIN ACRS THE REGION TODAY AND TONIGHT...BEFORE EVENTUALLY DISSIPATING ON WED. WEAK PRES GRADIENT ASSOCIATED WITH THE FRNT SO WINDS WILL AVG CLOSE TO 10 KT...PEAKING UP TO AROUND 15 KT AT TIMES. WAVES 1-2 FT AND SEAS 2-3 FT. S/SW WINDS SLOWLY INCREASE THU THROUGH SAT AHEAD OF THE NEXT (STRONGER) COLD FRONT WITH MARGINAL SCA CONDITIONS POSSIBLE. HIGH PRESSURE WILL BE SLOW TO BUILD IN FROM THE WNW SUN-MON BUT IN ANY EVENT WIND SPEEDS SHOULD DIMINISH AND DIRECTIONS SHIFT FROM SW TO NW AND EVENTUALLY NE. && .AKQ WATCHES/WARNINGS/ADVISORIES... MD...NONE. NC...NONE. VA...NONE. MARINE...NONE. && SYNOPSIS...TMG NEAR TERM...BMD SHORT TERM...BMD/TMG LONG TERM...MAS AVIATION...LSA MARINE...LKB
Hazardous weather outlook, Aug 7, 11:54 AM EDT, 1 hour 2 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<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.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>In the hours before
Special weather statement, Aug 7, 11:07 AM EDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 1107 AM EDT TUE AUG 7 2012 MDZ022>024-071530- INLAND WORCESTER MD-SOMERSET MD-WICOMICO MD- 1107 AM EDT TUE AUG 7 2012 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN SOMERSET...SOUTH CENTRAL WICOMICO AND WEST CENTRAL WORCESTER COUNTIES... AT 1103 AM EDT...A STRONG THUNDERSTORM WAS NEAR COKESBURY...MOVING NORTH AT 15 MPH. * THIS STORM WILL PRODUCE SMALL HAIL. * EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM APPROACHES. * VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE RAPID RISES ON SMALL STREAMS AND CREEKS. * THIS STORM WILL STAY OVER MAINLY RURAL AREAS OF NORTHEASTERN SOMERSET COUNTY AND WEST CENTRAL WORCESTER COUNTY. LAT...LON 3816 7573 3829 7559 3810 7549 3805 7560 DEROSA
Special weather statement, Aug 7, 11:26 AM EDT, 1 hour 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1126 AM EDT TUE AUG 7 2012
MDZ021>024-071600-
DORCHESTER MD-INLAND WORCESTER MD-SOMERSET MD-WICOMICO MD-
1126 AM EDT TUE AUG 7 2012
...STRONG THUNDERSTORMS WILL AFFECT CENTRAL DORCHESTER...NORTHEASTERN
SOMERSET...WESTERN WICOMICO AND WESTERN WORCESTER COUNTIES...
AN AREA OF STRONG THUNDERSTORMS COVERED PORTIONS OF DORCHESTER...
SOMERSET...WICOMICO AND WORCESTER COUNTIES AT 1125 AM EDT. THE STRONG
THUNDERSTORMS WERE GENERALLY MOVING NORTH AT 5 MPH.
* WIND GUSTS TO 30 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STRONG
THUNDERSTORMS.
* EXPECT INTENSE LIGHTNING FROM THESE STRONG THUNDERSTORMS. DO NOT
STAY IN THE OPEN NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING
THREATENS...MOVE INDOORS WHEN A THUNDERSTORM APPROACHES.
* VERY HEAVY RAIN WILL FALL FROM THESE STRONG THUNDERSTORMS...AND
WILL CAUSE WATER TO POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE
RAIN WILL CAUSE RAPID RISES ON SMALL STREAMS AND CREEKS.
LAT...LON 3842 7574 3828 7551 3809 7556 3819 7570
3822 7586 3824 7587 3823 7588 3823 7591
3841 7601 3852 7603 3856 7586
DEROSASpecial weather statement, Aug 7, 11:58 AM EDT, 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1158 AM EDT TUE AUG 7 2012
MDZ021-022-071645-
DORCHESTER MD-WICOMICO MD-
1158 AM EDT TUE AUG 7 2012
...A STRONG THUNDERSTORM WILL AFFECT CENTRAL DORCHESTER AND
NORTHWESTERN WICOMICO COUNTIES...
AT 1155 AM EDT...A STRONG THUNDERSTORM WAS NEAR VIENNA...MOVING NORTH
AT 5 MPH.
* WIND GUSTS TO 30 MPH ARE POSSIBLE WITH THIS STORM.
* EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN
NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS
WHEN A THUNDERSTORM APPROACHES.
* VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER
TO POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE
RAPID RISES ON SMALL STREAMS AND CREEKS.
* THIS STORM WILL BE NEAR BUCKTOWN AROUND 1210 PM AND LINKWOOD
AROUND 1250 PM.
LAT...LON 3862 7590 3846 7578 3840 7581 3845 7615
3860 7616 3861 7614 3859 7612 3859 7608
3858 7607 3859 7606 3858 7603 3860 7599
3862 7598
DEROSASpecial weather statement, Aug 7, 12:00 PM EDT, 56 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 1200 PM EDT TUE AUG 7 2012 MDZ022>024-071645- INLAND WORCESTER MD-SOMERSET MD-WICOMICO MD- 1200 PM EDT TUE AUG 7 2012 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN SOMERSET...SOUTH CENTRAL WICOMICO AND WEST CENTRAL WORCESTER COUNTIES... AT 1155 AM EDT...A STRONG THUNDERSTORM WAS NEAR COKESBURY...MOVING NORTHEAST AT 10 MPH. * EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM APPROACHES. * VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE RAPID RISES ON SMALL STREAMS AND CREEKS. * THIS STORM WILL BE NEAR WHITESBURG. LAT...LON 3817 7575 3830 7561 3815 7545 3807 7557 DEROSA
Special weather statement, Aug 7, 12:27 PM EDT, 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1227 PM EDT TUE AUG 7 2012
MDZ021-071700-
DORCHESTER MD-
1227 PM EDT TUE AUG 7 2012
...A STRONG THUNDERSTORM WILL AFFECT CENTRAL DORCHESTER COUNTY...
AT 1226 PM EDT...A STRONG THUNDERSTORM WAS NEAR MADISON...MOVING
NORTHEAST AT 5 MPH.
* VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER
TO POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE
RAPID RISES ON SMALL STREAMS AND CREEKS.
* THIS STORM WILL BE NEAR WOOLFORD...CHURCH CREEK AND CAMBRIDGE.
LAT...LON 3860 7616 3859 7610 3851 7597 3843 7603
3841 7614 3849 7635 3851 7634 3850 7628
3854 7622 3853 7628 3857 7632 3859 7628
3863 7628 3864 7625 3862 7621 3864 7617
DEROSASpecial weather statement, Aug 7, 12:56 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1256 PM EDT TUE AUG 7 2012
MDZ021-071745-
DORCHESTER MD-
1256 PM EDT TUE AUG 7 2012
...A STRONG THUNDERSTORM WILL AFFECT CENTRAL DORCHESTER COUNTY...
AT 1252 PM EDT...A STRONG THUNDERSTORM WAS NEAR CHURCH CREEK...MOVING
NORTHEAST AT 10 MPH.
* EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN
NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS
WHEN A THUNDERSTORM APPROACHES.
* VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER
TO POND ON ROADS AND FILL POOR DRAINAGE AREAS. THE RAIN WILL CAUSE
RAPID RISES ON SMALL STREAMS AND CREEKS.
* THIS STORM WILL BE NEAR HUDSON...CAMBRIDGE AND LINKWOOD.
LAT...LON 3860 7616 3861 7614 3858 7607 3860 7599
3856 7590 3844 7598 3837 7608 3848 7635
3851 7634 3850 7628 3854 7622 3853 7624
3853 7628 3857 7629 3857 7632 3859 7628
3864 7629 3862 7622 3864 7617
DEROSAThe office that day
Everything else NWS Wakefield, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 10:09 PM EDT | Special Weather Statement | AKQ | Mecklenburg | 66 min |
| Aug 6, 10:54 PM EDT | Special Weather Statement | AKQ | City of Franklin | 36 min |
| Aug 7, 5:46 PM EDT | Special Weather Statement | AKQ | Westmoreland | 34 min |
| Aug 7, 7:22 PM EDT | Special Weather Statement | AKQ | City of Chesapeake, City of Portsmouth | 38 min |
| Aug 7, 5:08 PM EDT | Special Weather Statement | AKQ | Currituck | 52 min |
| Aug 7, 5:22 PM EDT | Areal Flood Advisory | AKQ | Currituck | 2 hr |
| Aug 7, 5:22 PM EDT | Special Weather Statement | AKQ | Hertford | 53 min |
| Aug 7, 6:15 PM EDT | Areal Flood Warning | AKQ | Currituck | 105 min |
| Aug 7, 6:16 PM EDT | Areal Flood Warning | AKQ | Currituck | 104 min |
| Aug 7, 10:26 AM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 34 min |
| Aug 7, 10:57 AM EDT | Special Weather Statement | AKQ | Wicomico | 33 min |
| Aug 7, 11:07 AM EDT | Special Weather Statement | AKQ | Wicomico | 23 min |
| Aug 7, 11:26 AM EDT | Special Weather Statement | AKQ | Wicomico | 34 min |
| Aug 7, 11:58 AM EDT | Special Weather Statement | AKQ | Dorchester | 47 min |
| Aug 7, 12:00 PM EDT | Special Weather Statement | AKQ | Wicomico | 45 min |
| Aug 7, 12:27 PM EDT | Special Weather Statement | AKQ | Dorchester | 33 min |
Nearby
Special Weather Statements in Maryland, 2012Every special weather statement in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.