Alert archive / Maryland / Coastal Flood Advisories in 2012
Coastal Flood Advisory 13, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this coastal flood advisory at Jun 12, 2012, 7:23 PM EDT for 4 counties in Maryland. It took effect at Jun 12, 2012, 11:00 PM EDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 12, 2012, 7:23 PM EDT (23:23 UTC)
- In effect from
- Jun 12, 2012, 11:00 PM EDT
- Expired
- Jun 13, 2012, 3:28 AM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Caroline County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 55 km from the middle of the area, began a volume at 23:27 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 11.4 hours before the alert went out and 55 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
- 21 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 470 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
218 WHUS41 KPHI 122323 CFWPHI COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 723 PM EDT TUE JUN 12 2012 MDZ012-015-019-020-130730- /O.CAN.KPHI.CF.S.0016.120613T0300Z-120613T0900Z/ /O.NEW.KPHI.CF.Y.0013.120613T0300Z-120613T0900Z/ KENT MD-QUEEN ANNES-TALBOT-CAROLINE- 723 PM EDT TUE JUN 12 2012 ...COASTAL FLOOD ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 5 AM EDT WEDNESDAY... * LOCATION...ALONG THE CHESAPEAKE BAY AND TIDAL SECTIONS OF WATERWAYS THAT EMPTY INTO THE BAY ALONG THE MARYLAND EASTERN SHORE. * COASTAL FLOODING...MINOR TIDAL FLOODING IS EXPECTED AROUND THE TIME OF HIGH TIDE EARLY WEDNESDAY MORNING. * TIMING...HIGH TIDE OCCURS AT CAMBRIDGE AROUND 1230 AM...AND HIGH TIDE OCCURS AT TOLCHESTER BEACH AROUND 330 AM WEDNESDAY. * IMPACTS....ROADWAY FLOODING IS POSSIBLE AROUND THE TIME OF HIGH TIDE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD ADVISORY INDICATES THAT MINOR TIDAL FLOODING IS ANTICIPATED. MINOR TIDAL FLOODING OFTEN RESULTS IN SOME ROADS CLOSURES. USUALLY...THE MOST VULNERABLE ROADWAYS WILL FLOOD. DO NOT LEAVE YOUR VEHICLE AT A LOCATION THAT IS PRONE TO TIDAL FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOOD WATERS. THE WATER MAY BE DEEPER THAN YOU THINK IT IS. YOU WILL BE PUTTING YOURSELF IN DANGER AND YOUR VEHICLE MAY BE DAMAGED...LEADING TO COSTLY REPAIR. FOR A LIST OF THE IMPACT OF DIFFERENT TIDE HEIGHTS IN YOUR COUNTY PLEASE GO TO WWW.WEATHER.GOV/PHI/TIDES.HTM (ALL IN LOWER CASE). && $$ HAYES
3 follow-up statements
964 WHUS41 KPHI 130130 CFWPHI COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 930 PM EDT TUE JUN 12 2012 MDZ012-015-019-020-130900- /O.CON.KPHI.CF.Y.0013.120613T0300Z-120613T0900Z/ KENT MD-QUEEN ANNES-TALBOT-CAROLINE- 930 PM EDT TUE JUN 12 2012 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT WEDNESDAY... * LOCATION...ALONG THE CHESAPEAKE BAY AND TIDAL SECTIONS OF WATERWAYS THAT EMPTY INTO THE BAY ALONG THE MARYLAND EASTERN SHORE. * COASTAL FLOODING...MINOR TIDAL FLOODING IS EXPECTED AROUND THE TIME OF HIGH TIDE EARLY WEDNESDAY MORNING. THE HIGH TIDE SHOULD PEAK BETWEEN 3.5 AND 4.0 FEET ABOVE MLLW. * TIMING...HIGH TIDE OCCURS AT CAMBRIDGE AROUND 1230 AM...AND HIGH TIDE OCCURS AT TOLCHESTER BEACH AROUND 330 AM WEDNESDAY. * IMPACTS....ROADWAY FLOODING IS POSSIBLE AROUND THE TIME OF HIGH TIDE. FLOODING IS POSSIBLE ON MARYLAND ROUTE 18 FROM CHESTER TO GRASONVILLE...AND ALONG MARYLAND 552 NEAR DOMINION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD ADVISORY INDICATES THAT MINOR TIDAL FLOODING IS ANTICIPATED. MINOR TIDAL FLOODING OFTEN RESULTS IN SOME ROADS CLOSURES. USUALLY...THE MOST VULNERABLE ROADWAYS WILL FLOOD. DO NOT LEAVE YOUR VEHICLE AT A LOCATION THAT IS PRONE TO TIDAL FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOOD WATERS. THE WATER MAY BE DEEPER THAN YOU THINK IT IS. YOU WILL BE PUTTING YOURSELF IN DANGER AND YOUR VEHICLE MAY BE DAMAGED...LEADING TO COSTLY REPAIR. FOR A LIST OF THE IMPACT OF DIFFERENT TIDE HEIGHTS IN YOUR COUNTY PLEASE GO TO WWW.WEATHER.GOV/PHI/TIDES.HTM (ALL IN LOWER CASE). && $$
101 WHUS41 KPHI 130603 CFWPHI COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 203 AM EDT WED JUN 13 2012 MDZ012-015-019-020-130900- /O.CON.KPHI.CF.Y.0013.000000T0000Z-120613T0900Z/ KENT MD-QUEEN ANNES-TALBOT-CAROLINE- 203 AM EDT WED JUN 13 2012 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... * LOCATION...ALONG THE CHESAPEAKE BAY AND TIDAL SECTIONS OF WATERWAYS THAT EMPTY INTO THE BAY ALONG THE MARYLAND EASTERN SHORE. * COASTAL FLOODING...POCKETS OF MINOR TIDAL FLOODING WILL STILL OCCUR AROUND THE TIME OF HIGH TIDE EARLY TODAY. THE HIGH TIDE AT CAMBRIDGE WAS 3.57 FEET ABOVE MLLW...MAINLY QUEEN ANNE'S...TALBOT AND CAROLINE COUNTIES. FLOODING IS UNLIKELY NEAR TOLCHESTER BEACH. * TIMING...HIGH TIDE OCCURS AT CAMBRIDGE AROUND 1230 AM...AND HIGH TIDE OCCURS AT TOLCHESTER BEACH AROUND 330 AM WEDNESDAY. * IMPACTS....ROADWAY FLOODING IS POSSIBLE AROUND THE TIME OF HIGH TIDE. FLOODING IS POSSIBLE ON MARYLAND ROUTE 18 FROM CHESTER TO GRASONVILLE...AND ALONG MARYLAND 552 NEAR DOMINION. * THIS ADVISORY MAY BE CANCELLED AT ABOUT 330 AM AS TIDAL SURGE DEPARTURES STEADILY DECREASE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD ADVISORY INDICATES THAT MINOR TIDAL FLOODING IS ANTICIPATED. MINOR TIDAL FLOODING OFTEN RESULTS IN SOME ROADS CLOSURES. USUALLY...THE MOST VULNERABLE ROADWAYS WILL FLOOD. DO NOT LEAVE YOUR VEHICLE AT A LOCATION THAT IS PRONE TO TIDAL FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOOD WATERS. THE WATER MAY BE DEEPER THAN YOU THINK IT IS. YOU WILL BE PUTTING YOURSELF IN DANGER AND YOUR VEHICLE MAY BE DAMAGED...LEADING TO COSTLY REPAIR. FOR A LIST OF THE IMPACT OF DIFFERENT TIDE HEIGHTS IN YOUR COUNTY PLEASE GO TO WWW.WEATHER.GOV/PHI/TIDES.HTM (ALL IN LOWER CASE). && $$ DRAG
845 WHUS41 KPHI 130728 CFWPHI COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 328 AM EDT WED JUN 13 2012 MDZ012-015-019-020-130830- /O.CAN.KPHI.CF.Y.0013.000000T0000Z-120613T0900Z/ KENT MD-QUEEN ANNES-TALBOT-CAROLINE- 328 AM EDT WED JUN 13 2012 ...COASTAL FLOOD ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE COASTAL FLOOD ADVISORY FOR MARYLAND'S EASTERN SHORE. MINOR COASTAL FLOODING OCCURRED AROUND THE TIME OF MIDNIGHT HIGH TIDE NEAR CAMBRIDGE MARYLAND LAST NIGHT. SINCE THEN THE SURGE HAS DECREASED CONSIDERABLY AND TIDAL INUNDATION FLOODING IS NO LONGER EXPECTED THIS MORNING. $$ DRAG
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 1:18 PM EDT | Coastal Flood Statement | PHI | Caroline, Kent, Queen Anne's, Talbot | 6 hr |
Nearby
Coastal Flood Advisories in Maryland, 2012Every coastal flood advisory 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.