Alert archive / Maryland / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 162, NWS Baltimore/Washington

June 14, 2008Harford County, Maryland

NWS Baltimore/Washington issued this severe thunderstorm warning at Jun 14, 2008, 5:51 PM EDT for Harford County, Maryland. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 14, 2008, 5:51 PM EDT (21:51 UTC)
Expired: Jun 14, 2008, 6:39 PM EDT
In force: 48 min
Issued by: NWS Baltimore/Washington
Area: Storm-based polygon

County Harford County, MD

The radar

The Dover AFB radar (KDOX), 108 km from the middle of the area, began a volume at 21:52 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Baltimore/Washington wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 14, 2:55 PM EDT, 2 hours 56 minutes earlier.

Area forecast discussion, Jun 14, 2:55 PM EDT, 2 hours 56 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
255 PM EDT SAT JUN 14 2008

.SYNOPSIS...
A COLD FRONT WILL CROSS THE AREA TONIGHT. HIGH PRESSURE WILL
RETURN FOR SUNDAY...BUT THE NEXT COLD FRONT WILL MOVE INTO THE
REGION BY MONDAY NIGHT. COOL HIGH PRESSURE WILL BUILD INTO THE
REGION FOR THE MIDDLE OF NEXT WEEK.
&&

.NEAR TERM /UNTIL 6 AM SUNDAY MORNING/...
TSTMS FIRING IN UNSTBL AMS GIVEN BOOST FM FULL HEATING AND
TOPOGRAPHY. STILL HIGH CAPE-LOW SHEAR ENVIRONMENT. ATTM...CELLS
ORGANIZING IN SHEN VLY/BLURDG. HWVR...MSTR POOLING IN LEE TROF
BWI-CHO...AND SUSPECT AREAL CVRG MAY INCR ONCE THE ONGOING CNVCTN
COINCIDES W/ THIS FORCING. HV BOOSTED POP UPWD TO LIKELY FOR THE
EVNG HRS.

XPCT STORMS TO MIGRATE TO I-95 CORRIDOR BY START OF TNGT PD...AND BE
OFFSHORE BY 04Z. HIEST THREAT SHUD LAST FOR 3-5 HRS. MAY BE SOME
LINGERING PCPNAFTER THAT...BUT THE STRONGEST STORMS WL PUSH E PRIOR
TO CFP.

NW WNDS AND LEFTOVER SC SHUD PRECLUDE ANY FOG DVLPMNT. BUT...
LEFTOVER MSTR ALSO MEANS MIN-T WONT DROP QUICKLY. THE XCPTN THERE
WUD BE W OF SHEN VLY. OTRW...KEEPING MIN-T CLOSE TO PRVS DAYS...
MID-UPR 60S BURBS/NEAR 70 CITIES.

&&

.SHORT TERM /6 AM SUNDAY MORNING THROUGH 6 PM SUNDAY/...
CDFNT WL PUSH INTO THE WRN ATLC PRIOR TO SUNRISE. THE MSTR WL GO
WITH IT...AND XPCT NW FLOW/INCRSG SUNSHN FOR THE DAY. H8 TEMPS DONT
DROP ALL THAT MUCH. ONCE AGN...IT WL BE MORE OF A HUMIDITY DIFF THAN
A TEMP DROP. MOS MAXT LOOKS OK...MID-UPR 80S.

&&

.LONG TERM /SUNDAY NIGHT THROUGH SATURDAY/...
H5 PATTERN AT THE BEGINNING OF PD IS ZONAL...WITH VERY SLIGHT H5
HGHT FALLS UNTIL MON NIGHT WHEN ONTARIO H5 CUT LOW TRANSITIONS SEWD
TO BECOME CENTERED OVER NY STATE WED MORNING.  H85 TEMPS UNDER THE
TROF ARE UNSEASONABLY LOW (2 SD BLO NRML) AROUND +5C WED-FRI...WHICH
SHOULD GIVE US SELF DESTRUCT MORNING SUN LEADING TO LARGE CU
FIELD/NUMEROUS SHRA IN AFTERNOON.

MONDAY STILL SHAPING UP INTO A SEVERE WEATHER DAY...ALTHO 12Z GFS
CLOSES SFC LOW OVER MD AS OPPOSED TO S PA WHERE YESTERDAYS 12Z SOLN
HAD IT.  NAM CAPES AOA 2000 J/KG...AND GFS BUFKIT PROFILES SHOW MEAN
LLVL CAPE BETWEEN 1000-2000 J/KG WITH 0-1KM SR HLCTY VALUES
APPROACHING 100.

BUSY DAY HERE WITH EQUIP/SVR WX...SO WENT WITH HPC FOR DAYS 4-7 AND
ADJMET GUIDANCE FOR PERIODS 4-6.
&&

.AVIATION /19Z SATURDAY THROUGH THURSDAY/...
TSTMS APPCHG TERMINALS. MVFR CONDS CONTINUE DUE TO HZ. HWVR...XPCT
VSBYS TO DROP TO IFR OR BLO W/IN ANY STORMS. BIGGEST THREAT THRU 00Z
FOR MRB/CHO...LINGERING A CPL HRS LATER FOR WASHINGTON-BALTIMORE
CORRIDOR.

WNDS WL SWING ARND TO NW BHD STORMS. VSBYS SHUD IMPV...AND NO
FURTEHR RESTRICTIONS XPCTD THRU SUN.

REDUCED VSBYS DUE TO SHRA/TSTMS MON/MON NGHT WITH GUSTY SFC WINDS TO
40KTS.

&&

.MARINE...
TSTMS APPCHG WATERS LATE TAFTN AND WL AFFECT WATERS EVE...OPSBLY
LINGERING AFTR MIDNGT FOR LWR PTMC/MID BAY. WUD XPCT SOME SMW/S W/
THESE STORMS.

CDFNT WL SLOWLY PUSH THRU OVNGT...AND HOPEFULLY WL CLR WATERS PRIOR
TO SUNRISE. HWVR...CAA NOT ALL THAT GREAT BHD CDFNT. AT MOST 15 KT
W/ MEAN LYR MIXING. SO...WL PULL SCA POSTED FOR SUNDAY.

MON/MON NGHT SCA MAY BE REQD WITH LLVL JET WITH 30-40 KTS AT 950 MB
IN SHRA/TSTMS.
&&

.LWX WATCHES/WARNINGS/ADVISORIES...
DC...NONE.
MD...NONE.
VA...NONE.
WV...NONE.
MARINE...NONE.

&&

SYNOPSIS...HTS
NEAR TERM...HTS
SHORT TERM...HTS
LONG TERM...LEE
AVIATION...HTS/LEE
MARINE...HTS/LEE

Hazardous weather outlook, Jun 14, 3:45 PM EDT, 2 hours 6 minutes before

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In the hours before

Special weather statement, Jun 14, 4:34 PM EDT, 1 hour 17 minutes before

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Special weather statement, Jun 14, 5:05 PM EDT, 46 minutes before

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Special weather statement, Jun 14, 5:08 PM EDT, 43 minutes before

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Special weather statement, Jun 14, 5:14 PM EDT, 37 minutes before

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Special weather statement, Jun 14, 5:20 PM EDT, 31 minutes before

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Special weather statement, Jun 14, 5:41 PM EDT, 10 minutes before

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The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 14, 12:30 PM EDT	Severe Thunderstorm Warning	LWX	Rockingham, City of Harrisonburg	45 min
Jun 14, 12:44 PM EDT	Severe Thunderstorm Warning	LWX	Page, Rockingham, Shenandoah	46 min
Jun 14, 1:18 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Shenandoah	42 min
Jun 14, 1:24 PM EDT	Severe Thunderstorm Warning	LWX	Madison, Page, Rappahannock, Rockingham, Shenandoah, Warren	41 min
Jun 14, 1:51 PM EDT	Severe Thunderstorm Warning	LWX	Clarke, Warren	54 min
Jun 14, 1:53 PM EDT	Severe Thunderstorm Warning	LWX	Culpeper, Madison, Rappahannock	52 min
Jun 14, 2:21 PM EDT	Severe Thunderstorm Warning	LWX	Fauquier, Loudoun, Prince William	54 min
Jun 14, 3:08 PM EDT	Special Marine Warning	LWX		2 hr
Jun 14, 3:12 PM EDT	Severe Thunderstorm Warning	LWX	Fairfax, City of Fairfax	63 min
Jun 14, 4:24 PM EDT	Severe Thunderstorm Warning	LWX	Greene, Madison	51 min
Jun 14, 4:31 PM EDT	Severe Thunderstorm Warning	LWX	Albemarle, Augusta, Nelson, City of Waynesboro	43 min
Jun 14, 4:47 PM EDT	Special Marine Warning	LWX		118 min
Jun 14, 5:18 PM EDT	Special Marine Warning	LWX		48 min
Jun 14, 5:44 PM EDT	Special Marine Warning	LWX		2 hr
Jun 14, 6:12 PM EDT	Special Marine Warning	LWX		2 hr
Jun 14, 6:26 PM EDT	Special Marine Warning	LWX		2 hr
Jun 14, 7:02 PM EDT	Special Marine Warning	LWX		118 min
Jun 14, 6:18 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Saint Mary's	57 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2008 Every severe thunderstorm warning in 2008

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.