Alert archive / Maryland / Coastal Flood Statements in 2008

Coastal Flood Statement 1, NWS Philadelphia/Mount Holly

March 8, 20084 counties in Maryland

NWS Philadelphia/Mount Holly issued this coastal flood statement at Mar 8, 2008, 6:35 PM EST for 4 counties in Maryland. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Mar 8, 2008, 6:35 PM EST (23:35 UTC)
Expired
Mar 8, 2008, 10:00 PM EST
In force
3 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD

The radar

The Dover AFB radar (KDOX), 66 km from the middle of the area, began a volume at 23:34 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 11.6 hours before the alert went out and 116 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2008-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2008-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 495 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
459 m above ground
0-6 km bulk shear
90 kt
0-1 km storm-relative helicity
495 m²/s²
0-3 km storm-relative helicity
578 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WHUS41 KPHI 082335
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
635 PM EST SAT MAR 8 2008

MDZ008-012-015-019-090300-
/O.NEW.KPHI.CF.S.0001.080308T2335Z-080309T0300Z/
CECIL-KENT MD-QUEEN ANNES-TALBOT-
635 PM EST SAT MAR 8 2008

...AREAS OF MINOR TIDAL FLOODING ALONG THE NORTHERN MARYLAND
EASTERN SHORE THIS EVENING...

A STRONG WEST TO SOUTHWEST WIND WAS CAUSING TIDES TO BUILD PAST
THE NORMAL TIMES OF HIGH TIDE THIS EVENING OVER THE MARYLAND
EASTERN SHORE. TIDES HEIGHTS AT CAMBRIDGE HAD REACHED 3.5 FEET AS
OF 615 PM EST, AND THEY HAD CLIMBED FOR ONE AND ONE-HALF HOURS
AFTER THE TIME OF ASTRONOMICAL HIGH TIDE. SOME ADDITIONAL RISES UP
THE NORTHERN CHESAPEAKE BAY ARE POSSIBLE BEFORE AND EVEN AFTER
TIMES OF HIGH TIDE LATER THIS EVENING, AND THAT WILL RESULT IN
SOME AREAS OF MINOR TIDAL FLOODING.

HIGH TIME AT TOLCHESTER BEACH IS AROUND 730 PM EST, AND HIGH TIDE
HAPPENS LATER IN THE EVENING FURTHER NORTH. TO BE SAFE, PLEASE
MOVE YOUR VEHICLES AWAY FROM AREAS PRONE TO TIDAL FLOODING.

$$

MPD

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 8, 4:40 AM ESTWind AdvisoryPHICaroline, Cecil, Kent, Queen Anne's, Talbot27 hr
Mar 8, 3:58 PM ESTHigh Wind WarningPHICecil6 hr

Nearby

Coastal Flood Statements in Maryland, 2008Every coastal flood statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.