Alert archive / Pennsylvania / Special Weather Statements in 2017
Special Weather Statement, NWS Cleveland, OH
NWS Cleveland, OH issued this special weather statement at Apr 20, 2017, 6:21 PM EDT for Crawford County, Pennsylvania. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 20, 2017, 6:21 PM EDT (22:21 UTC)
- Expired
- Apr 20, 2017, 6:45 PM EDT
- In force
- 24 min
- Issued by
- NWS Cleveland, OH
County Crawford County, PA
The radar
The Pittsburgh radar (KPBZ), 141 km from the middle of the area, began a volume at 22:22 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
Pittsburgh, PA (KAGC), launched 12:00Z, 10.4 hours before the alert went out and 152 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
- -86 J/kg
- Mixed-layer LCL
- 791 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 186 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
752
WWUS81 KCLE 202221
SPSCLE
Special Weather Statement
National Weather Service Cleveland OH
621 PM EDT THU APR 20 2017
PAZ003-202245-
Crawford-
621 PM EDT THU APR 20 2017
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN CRAWFORD COUNTY...
At 620 PM EDT, a strong thunderstorm was located near Riceville, or
19 miles north of Oil City, moving northeast at 30 mph.
Wind gusts of 50 to 55 mph and nickel size hail are possible with
this storm.
Locations impacted include...
Hydetown, Spartansburg and Centerville.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
LAT...LON 4163 7975 4172 7985 4185 7971 4186 7966
4185 7961 4165 7961
TIME...MOT...LOC 2220Z 229DEG 24KT 4171 7975
$$
MotticeThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 8:09 PM EDT | Special Weather Statement | CLE | Huron, Medina, Seneca | 51 min |
| Apr 19, 9:06 PM EDT | Areal Flood Advisory | CLE | Stark, Summit | 5 hr |
| Apr 19, 9:30 PM EDT | Special Weather Statement | CLE | Wood | 45 min |
| Apr 19, 10:38 PM EDT | River Flood Warning | CLE | Stark | 13 hr |
| Apr 20, 8:23 AM EDT | Special Marine Warning | CLE | 37 min | |
| Apr 20, 10:46 AM EDT | Special Weather Statement | CLE | Ashtabula | 29 min |
| Apr 20, 4:13 PM EDT | Special Weather Statement | CLE | Lucas, Wood | 47 min |
| Apr 20, 5:19 PM EDT | Special Weather Statement | CLE | Sandusky | 41 min |
| Apr 20, 5:27 PM EDT | Severe Thunderstorm Warning | CLE | Hancock | 39 min |
| Apr 20, 6:16 PM EDT | Special Marine Warning | CLE | 89 min | |
| Apr 20, 6:56 PM EDT | Special Weather Statement | CLE | Lucas | 49 min |
| Apr 20, 7:20 PM EDT | Special Marine Warning | CLE | 85 min | |
| Apr 20, 6:05 PM EDT | Special Weather Statement | CLE | Crawford | 40 min |
| Apr 20, 6:37 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 38 min |
Nearby
Special Weather Statements in Pennsylvania, 2017Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.