Alert archive / Pennsylvania / Areal Flood Warnings in 2021
Areal Flood Warning 23, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood warning at Aug 23, 2021, 2:36 AM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 21 hr. 21 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 23, 2021, 2:36 AM EDT (06:36 UTC)
- Expired
- Aug 23, 2021, 11:30 PM EDT
- In force
- 21 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 139 km from the middle of the area, began a volume at 06:40 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 23, 3:28 AM EDT | FLOOD | 2 Se Analomink, PA | PA 447 CLOSED DUE TO FLOODING. |
| Aug 23, 3:32 AM EDT | FLOOD | 1 W Scotrun, PA | SULLIVAN TRAIL ROAD CLOSED DUE TO FLOODING. |
| Aug 23, 4:01 AM EDT | FLOOD | 1 Sse Gilbert, PA | FIDDLETOWN ROAD AND GILBERT ROAD CLOSED DUE TO FLOODING. |
| Aug 23, 6:53 AM EDT | HEAVY RAIN 5.68 | Pocono Mountains Munici, PA | ASOS STATION KMPO MT. POCONO. |
| Aug 23, 7:00 AM EDT | HEAVY RAIN 4.09 | 1 Ese Canadensis, PA | CO-OP OBSERVER STATION CNDP1 CANADENSIS. |
| Aug 23, 7:00 AM EDT | HEAVY RAIN 5.27 | 1 N Mount Pocono, PA | COCORAHS STATION PA-MN-16 MOUNT POCONO 0.7 N. |
| Aug 23, 7:00 AM EDT | HEAVY RAIN 5.62 | 2 Wnw Lake Harmony, PA | COCORAHS STATION PA-CB-33 LAKE HARMONY 2.4 WNW. |
| Aug 23, 7:24 AM EDT | HEAVY RAIN 4.29 | 2 N Rossland, PA | COCORAHS STATION PA-MN-14 SAYLORSBURG 4.0 W. |
| Aug 23, 8:00 AM EDT | HEAVY RAIN 4.13 | 1 Nne Lower Towamensing, PA | COCORAHS STATION PA-CB-4 PALMERTON 5.8 ENE. |
| Aug 23, 8:00 AM EDT | HEAVY RAIN 6.03 | Albrightsville, PA | STORM TOTAL. REPORT VIA SOCIAL MEDIA. |
| Aug 23, 9:15 AM EDT | HEAVY RAIN 4.6 | 1 Ene Blakeslee, PA | MESONET STATION EW3708 BLAKESLEE. |
| Aug 23, 9:15 AM EDT | HEAVY RAIN 6.67 | 1 Sw Blakeslee, PA | MESONET STATION TBYP1 0.9 SW BLAKESLEE. |
| Aug 23, 9:16 AM EDT | HEAVY RAIN 3.64 | 1 S Mount Pocono, PA | MESONET STATION FW2345 POCONO MANOR. |
| Aug 23, 9:20 AM EDT | HEAVY RAIN 5.3 | 1 W Emerald Lakes, PA | MESONET STATION EW6499 POCONO PINES. |
| Aug 23, 9:25 AM EDT | HEAVY RAIN 4.88 | 2 Wnw Lake Harmony, PA | MESONET STATION FW8385 LAKE HARMONY. |
| Aug 23, 9:25 AM EDT | HEAVY RAIN 6.24 | 1 Ene Saylorsburg, PA | MESONET STATION DW3072 SAYLORSBURG. |
| Aug 23, 9:28 AM EDT | HEAVY RAIN 4.62 | 2 Nne Sciota, PA | MESONET STATION DW4714 SNYDERSVILLE. |
| Aug 23, 9:30 AM EDT | HEAVY RAIN 4.5 | 5 Ene Price Twp, PA | MESONET STATION FW2145 EAST STROUDSBURG. |
| Aug 23, 9:30 AM EDT | HEAVY RAIN 5.62 | Kresgeville, PA | MESONET STATION KRVP1 KRESGEVILLE. |
| Aug 23, 9:53 AM EDT | HEAVY RAIN 7.16 | Bossardsville, PA | |
| Aug 23, 12:30 PM EDT | HEAVY RAIN 3.58 | 2 E Lower Towamensing T, PA | COCORAHS STATION PA-CB-15 CHAPMAN 6.6 NW. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 6.6 hours before the alert went out and 212 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
- 59 J/kg
- Mixed-layer CIN
- -168 J/kg
- Mixed-layer LCL
- 610 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -22 m²/s²
- 0-3 km storm-relative helicity
- -66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
385
WGUS41 KPHI 230636
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
236 AM EDT Mon Aug 23 2021
PAC025-089-231600-
/O.NEW.KPHI.FA.W.0023.210823T0636Z-210823T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
236 AM EDT Mon Aug 23 2021
The National Weather Service in Mount Holly has issued a
* Flood Warning for...
Northeastern Carbon County in northeastern Pennsylvania...
Monroe County in northeastern Pennsylvania...
* Until noon EDT Monday.
* At 236 AM EDT, flooding continued in Monroe County and in eastern
Carbon County. As much as 3 to 5 inches of rain fell in the area.
While rainfall rates will continue to decrease, lingering flooding
is likely through the morning hours.
* Some locations that are experiencing flooding include...
Mount Pocono, East Stroudsburg, Tobyhanna, Palmerton, Wind Gap,
Delaware Water Gap, McMichael, Long Pond, Reeders, Sun Valley,
Pocono Raceway, and Scotrun.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
&&
LAT...LON 4112 7563 4122 7554 4125 7513 4115 7516
4114 7508 4108 7503 4109 7497 4104 7503
4099 7513 4096 7513 4093 7521 4090 7523
4086 7529 4083 7539 4080 7557 4100 7576
4101 7573 4106 7577 4109 7577 4113 7570
$$
Iovino5 follow-up statements
792
WGUS41 KPHI 231427
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
1027 AM EDT Mon Aug 23 2021
PAC025-089-232000-
/O.EXT.KPHI.FA.W.0023.000000T0000Z-210823T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
1027 AM EDT Mon Aug 23 2021
The National Weather Service in Mount Holly has extended the
* Flood Warning for...
Northeastern Carbon County in northeastern Pennsylvania...
Monroe County in northeastern Pennsylvania...
* Until 400 PM EDT.
* At 1027 AM EDT, flooding continued in Monroe County and in eastern
Carbon County. AS much as 3 to 6 inches of rain fell in the area.
Lingering flooding will continue into the afternoon.
* Some locations that will experience flooding include...
Mount Pocono, East Stroudsburg, Tobyhanna, Palmerton, Wind Gap,
Delaware Water Gap, McMichael, Long Pond, Reeders, Sun Valley,
Pocono Raceway, and Scotrun.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 4112 7563 4122 7554 4125 7513 4115 7516
4114 7508 4108 7503 4109 7497 4104 7503
4099 7513 4096 7513 4093 7521 4090 7523
4086 7529 4083 7539 4080 7557 4100 7576
4101 7573 4106 7577 4109 7577 4113 7570
$$
Kruzdlo106
WGUS41 KPHI 231855
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
255 PM EDT Mon Aug 23 2021
PAC025-089-240000-
/O.EXT.KPHI.FA.W.0023.000000T0000Z-210824T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
255 PM EDT Mon Aug 23 2021
The National Weather Service in Mount Holly has extended the
* Flood Warning for...
Northeastern Carbon County in northeastern Pennsylvania...
Northwestern Monroe County in northeastern Pennsylvania...
* Until 800 PM EDT.
* At 255 PM EDT, flooding continued across northern Carbon and
Monroe Counties. As much as 3 to 6 inches of rain fell in the
area. Lingering flooding will continue into this evening.
* Some locations that may experience flooding include...
Lake Harmony, Blakeslee, Albrightsville, Meckesville, Pocono
Raceway, Arrowhead Lake, Long Pond, and Pocono Pines.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 4112 7565 4112 7563 4122 7554 4105 7537
4100 7546 4095 7558 4101 7573 4103 7574
4103 7575 4106 7577 4108 7577 4109 7577
4109 7576 4110 7575 4110 7573 4112 7572
4112 7571 4113 7570 4112 7566
$$
Kruzdlo454
WGUS41 KPHI 232336 RRA
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
736 PM EDT Mon Aug 23 2021
PAC025-089-240200-
/O.EXT.KPHI.FA.W.0023.000000T0000Z-210824T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
736 PM EDT Mon Aug 23 2021
The National Weather Service in Mount Holly has extended the
* Flood Warning for...
Northeastern Carbon County in northeastern Pennsylvania...
Northwestern Monroe County in northeastern Pennsylvania...
* Until 1000 PM EDT.
* At 736 PM EDT, flooding continued across northern Carbon and
Monroe Counties. As much as 3 to 6 inches of rain fell in the
area. Lingering flooding will continue into this evening.
* For Tunkhannock Creek at Long Pond:
At 6:30pm the stage was 4.44 feet.
Flood Stage is 5 feet.
...
For Tobyhanna Creek at Blakeslee:
At 7:15pm the stage was 10.62 feet.
Flood Stage is 10 feet.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 4112 7565 4112 7563 4122 7554 4105 7537
4100 7546 4095 7558 4101 7573 4103 7574
4103 7575 4106 7577 4108 7577 4109 7577
4109 7576 4110 7575 4110 7573 4112 7572
4112 7571 4113 7570 4112 7566
$$
Deal420
WGUS41 KPHI 240132 RRA
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
932 PM EDT Mon Aug 23 2021
PAC025-089-240330-
/O.EXT.KPHI.FA.W.0023.000000T0000Z-210824T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
932 PM EDT Mon Aug 23 2021
The National Weather Service in Mount Holly has extended the
* Flood Warning for...
Northeastern Carbon County in northeastern Pennsylvania...
Northwestern Monroe County in northeastern Pennsylvania...
* Until 1130 PM EDT.
* At 932 PM EDT, flooding continued across northern Carbon and
Monroe Counties. As much as 3 to 6 inches of rain fell in the
area. Lingering flooding will continue into this evening.
* For Tunkhannock Creek at Long Pond:
At 8:30pm the stage was 4.51 feet.
Flood Stage is 5 feet.
...
For Tobyhanna Creek at Blakeslee:
At 8:15pm the stage was 10.37 feet.
Flood Stage is 10 feet.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 4112 7565 4112 7563 4122 7554 4105 7537
4100 7546 4095 7558 4101 7573 4103 7574
4103 7575 4106 7577 4108 7577 4109 7577
4109 7576 4110 7575 4110 7573 4112 7572
4112 7571 4113 7570 4112 7566
$$
Deal493
WGUS81 KPHI 240323
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
1123 PM EDT Mon Aug 23 2021
PAC025-089-240333-
/O.EXP.KPHI.FA.W.0023.000000T0000Z-210824T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carbon PA-Monroe PA-
1123 PM EDT Mon Aug 23 2021
...FLOOD WARNING WILL EXPIRE AT 1130 PM EDT THIS EVENING FOR
NORTHEASTERN CARBON AND NORTHWESTERN MONROE COUNTIES...
Flood waters have receded. Flooding is no longer expected to pose a
threat, although some minor flooding remains possible along small
streams over the next few hours. Please continue to heed remaining
road closures.
LAT...LON 4112 7565 4112 7563 4122 7554 4105 7537
4100 7546 4095 7558 4101 7573 4103 7574
4103 7575 4106 7577 4108 7577 4109 7577
4109 7576 4110 7575 4110 7573 4112 7572
4112 7571 4113 7570 4112 7566
$$
NCThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 8:11 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe, Northampton | 6 hr |
| Aug 22, 8:47 PM EDT | Flash Flood Warning | PHI | Monroe, Northampton | 6 hr |
| Aug 22, 10:34 PM EDT | Areal Flood Advisory | PHI | Carbon, Lehigh, Northampton | 3 hr |
| Aug 22, 10:53 PM EDT | Flash Flood Warning | PHI | Carbon, Lehigh, Monroe, Montgomery, Northampton | 4 hr |
| Aug 22, 11:42 PM EDT | Areal Flood Advisory | PHI | Berks | 3 hr |
| Aug 23, 12:32 AM EDT | River Flood Warning | PHI | Monroe | 10 hr |
| Aug 23, 12:55 AM EDT | River Flood Warning | PHI | Monroe | 10 hr |
| Aug 23, 3:50 AM EDT | River Flood Warning | PHI | Carbon | 3 hr |
| Aug 23, 3:50 AM EDT | River Flood Warning | PHI | Lehigh, Northampton | 11 hr |
| Aug 23, 8:28 AM EDT | Areal Flood Warning | PHI | Lehigh | 7 hr |
| Aug 23, 4:41 PM EDT | Special Weather Statement | PHI | Montgomery | 34 min |
Nearby
Areal Flood Warnings in Pennsylvania, 2021Every areal flood warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.