Alert archive / Pennsylvania / Flash Flood Warnings in 2017
Flash Flood Warning 2, NWS State College, PA
NWS State College, PA issued this flash flood warning at May 29, 2017, 12:59 AM EDT for Clearfield County, Pennsylvania. It was in force for 6 hr. 3 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
- May 29, 2017, 12:59 AM EDT (04:59 UTC)
- Expired
- May 29, 2017, 7:00 AM EDT
- In force
- 6 hr
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Flood severity
- None
County Clearfield County, PA
The radar
The State College radar (KCCX), 33 km from the middle of the area, began a volume at 05:01 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 |
|---|---|---|---|
| May 29, 3:00 AM EDT | FLASH FLOOD | 4 S Burnside, PA | REPORTS OF FLOODING ON RT 219 1 MILE NE OF CHERRY TREE |
| May 29, 3:21 AM EDT | FLASH FLOOD | 1 E Madera, PA | 5-6 BASEMENTS FLOODED |
| May 29, 6:43 AM EDT | FLASH FLOOD | 10 Sse Clearfield, PA | SANBORN ROAD IN DECATUR TOWNSHIP CLOSED AND POSSIBLE WASHED OUT. FD ON SCENE... PENN DOT RESPONSE CREW ENROUTE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KAGC), launched 00:00Z, 5.0 hours before the alert went out and 153 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
- 439 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1231 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 104 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
550
WGUS51 KCTP 290459
FFWCTP
PAC033-291100-
/O.NEW.KCTP.FF.W.0002.170529T0459Z-170529T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service State College PA
1259 AM EDT MON MAY 29 2017
The National Weather Service in State College PA has issued a
* Flash Flood Warning for...
Southern Clearfield County in central Pennsylvania...
* Until 700 AM EDT Monday.
* At 1256 AM EDT, Doppler radar indicated heavy rain across the
warned area. Between two and three inches of rain has already
fallen, and another one to two inches of rain will cause
additional flooding problems.
* Some locations that will experience flooding include...
Jeffries, Osceola Mills, Houtzdale, Chester Hill, Philipsburg, West
Decatur, Ramey, Glen Hope, Brisbin and Westover.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4096 7817 4091 7822 4085 7827 4085 7829
4082 7830 4076 7837 4074 7837 4072 7838
4073 7880 4091 7880
$$
La Corte2 follow-up statements
735
WGUS71 KCTP 290801
FFSCTP
Flash Flood Statement
National Weather Service State College PA
401 AM EDT MON MAY 29 2017
PAC033-291100-
/O.CON.KCTP.FF.W.0002.000000T0000Z-170529T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clearfield PA-
401 AM EDT MON MAY 29 2017
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 AM EDT FOR
SOUTHERN CLEARFIELD COUNTY...
At 348 AM EDT, local law enforcement reported flooding on Route 219
near Cherry Tree. Many basements have been flooded in the warned
area, especially in Madera.
A widespread 1.5 to 2.5 inches of rain has already fallen. There are
locally higher amounts, including more than 3 inches in Westover. A
batch of moderate rain will move move back over the area and lead to
an additional one quarter to one half inch of rain, which may make
the flooding worse. The rain should then taper off with little if
any additional rain after 5 AM EDT.
Some locations that will experience flooding include...
Jeffries, Osceola Mills, Houtzdale, Chester Hill, Philipsburg, West
Decatur, Ramey, Glen Hope, Brisbin and Westover.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
It can be difficult to recognize the dangers of flooding at night.
Heed any road closures. Do not drive around barricades. Find another
route.
&&
LAT...LON 4096 7817 4091 7822 4085 7827 4085 7829
4082 7830 4076 7837 4074 7837 4072 7838
4073 7880 4091 7880
$$
Dangelo151
WGUS71 KCTP 291042
FFSCTP
Flash Flood Statement
National Weather Service State College PA
642 AM EDT MON MAY 29 2017
PAC033-291100-
/O.CON.KCTP.FF.W.0002.000000T0000Z-170529T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clearfield PA-
642 AM EDT MON MAY 29 2017
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 AM EDT FOR
SOUTHERN CLEARFIELD COUNTY...
The Flash Flood Warning for southern Clearfield County will be
allowed to expire at 700 AM EDT. Officials reported no new flooding
at 630 AM EDT and the rain is ending. Streams may continue to run
high for the rest of the morning, but the flood waters will be
receding quickly.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Do not attempt to cross flooded roads. Heed all road closures.
Do not drive around barricades. Find an alternate route.
&&
LAT...LON 4096 7817 4091 7822 4085 7827 4085 7829
4082 7830 4076 7837 4074 7837 4072 7838
4073 7880 4091 7880
$$
DangeloThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 8:13 PM EDT | Areal Flood Advisory | CTP | Clearfield | 3 hr |
| May 28, 9:01 PM EDT | Special Weather Statement | CTP | Warren | 59 min |
| May 28, 11:12 PM EDT | Areal Flood Advisory | CTP | Centre, Clearfield | 3 hr |
| May 29, 2:50 AM EDT | Areal Flood Advisory | CTP | Blair, Centre, Clearfield, Clinton, Huntingdon, Mifflin | 4 hr |
| May 29, 8:03 AM EDT | Special Weather Statement | CTP | Lebanon, Schuylkill | 57 min |
| May 29, 10:36 AM EDT | Areal Flood Advisory | CTP | Cambria, Clearfield | 114 min |
| May 29, 5:29 PM EDT | Special Weather Statement | CTP | York | 61 min |
Nearby
Flash Flood Warnings in Pennsylvania, 2017Every flash flood warning in 2017
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.