Alert archive / Pennsylvania / Areal Flood Advisories in 2021
Areal Flood Advisory 52, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood advisory at Jul 8, 2021, 9:31 AM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 119 min.
The area
The outline as issued.
The facts
- Issued
- Jul 8, 2021, 9:31 AM EDT (13:31 UTC)
- Expired
- Jul 8, 2021, 11:30 AM EDT
- In force
- 119 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 136 km from the middle of the area, began a volume at 13:32 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
Brookhaven, NY (KOKX), launched 12:00Z, 1.5 hours before the alert went out and 214 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
- 973 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 751 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted.
543
WGUS81 KPHI 081331
FLSPHI
Flood Advisory
National Weather Service Mount Holly NJ
931 AM EDT Thu Jul 8 2021
PAC025-089-081530-
/O.NEW.KPHI.FA.Y.0052.210708T1331Z-210708T1530Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
931 AM EDT Thu Jul 8 2021
The National Weather Service in Mount Holly has issued a
* Flood Advisory for...
Central Carbon County in northeastern Pennsylvania...
Central Monroe County in northeastern Pennsylvania...
* Until 1130 AM EDT.
* At 931 AM EDT, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Between 1 and 1.5 inches of rain
have fallen. Up to 1 inch of additional rainfall is possible.
* Some locations that will experience flooding include...
Lehighton, Mount Pocono, Tobyhanna, Jim Thorpe, Nesquehoning,
Weatherly, Pocono Raceway, Long Pond, Sun Valley, Jonas,
Meckesville, and Pocono Pines.
This includes the following highways...
Interstate 80 in Pennsylvania between mile markers 286 and 304.
Interstate 380 in Pennsylvania between mile markers 0 and 9.
Northeast Extension between mile markers 75 and 91.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4078 7576 4088 7590 4124 7541 4125 7526
4118 7515 4115 7516 4114 7509 4113 7507
$$
JEOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 11:11 PM EDT | Special Weather Statement | PHI | Monroe | 49 min |
| Jul 8, 8:53 AM EDT | Special Weather Statement | PHI | Monroe | 52 min |
| Jul 8, 9:46 AM EDT | Special Weather Statement | PHI | Monroe | 44 min |
| Jul 8, 1:49 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 41 min |
| Jul 8, 3:50 PM EDT | Special Weather Statement | PHI | Berks | 25 min |
| Jul 8, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Montgomery | 39 min |
| Jul 8, 4:25 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 50 min |
| Jul 8, 4:45 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 45 min |
| Jul 8, 4:51 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 54 min |
| Jul 8, 5:11 PM EDT | Special Weather Statement | PHI | Lehigh | 34 min |
| Jul 8, 5:21 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 39 min |
| Jul 8, 5:29 PM EDT | Special Weather Statement | PHI | Northampton | 46 min |
| Jul 8, 5:52 PM EDT | Special Weather Statement | PHI | Berks | 23 min |
| Jul 8, 6:06 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 39 min |
| Jul 8, 6:16 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 44 min |
Nearby
Areal Flood Advisories in Pennsylvania, 2021Every areal flood advisory in 2021
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.