Alert archive / Pennsylvania / Tornado Warnings in 2017
Tornado Warning 7, NWS State College, PA
NWS State College, PA issued this tornado warning at May 1, 2017, 8:47 PM EDT for Franklin County, Fulton County, Huntingdon County, Pennsylvania. It was in force for 26 min. 1 report 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 1, 2017, 8:47 PM EDT (00:47 UTC)
- Expired
- May 1, 2017, 9:13 PM EDT
- In force
- 26 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Franklin County, PA, Fulton County, PA, Huntingdon County, PA
The radar
The State College radar (KCCX), 86 km from the middle of the area, began a volume at 00:49 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 1, 9:05 PM EDT | TSTM WND DMG | Doylesburg, PA | TREES DOWN ON WIRES |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 1, 2:12 PM EDT | Tornado Watch | SPC | 8 hr |
| May 1, 5:54 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.8 hours before the alert went out and 139 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
- 403 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 913 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 195 m²/s²
- 0-3 km storm-relative helicity
- 304 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 1.9
The text
As transmitted.
385
WFUS51 KCTP 020047
TORCTP
PAC055-057-061-020130-
/O.NEW.KCTP.TO.W.0007.170502T0047Z-170502T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service State College PA
847 PM EDT MON MAY 1 2017
The National Weather Service in State College PA has issued a
* Tornado Warning for...
Southeastern Huntingdon County in central Pennsylvania...
Northeastern Franklin County in south central Pennsylvania...
Northeastern Fulton County in south central Pennsylvania...
* Until 930 PM EDT
* At 847 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Fort Littleton, moving northeast at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Fannettsburg and Willow Hill around 850 PM EDT.
Doylesburg and Roxbury around 900 PM EDT.
Other locations impacted by this tornadic thunderstorm include Shade
Gap.
This includes The Pennsylvania Turnpike from mile markers 179 to 201.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4007 7804 4013 7801 4024 7783 4028 7773
4027 7770 4029 7767 4022 7765 4023 7761
4018 7762 4013 7759 4012 7756 4009 7755
4004 7797
TIME...MOT...LOC 0047Z 241DEG 47KT 4010 7794
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Lambert2 follow-up statements
541
WWUS51 KCTP 020106
SVSCTP
Severe Weather Statement
National Weather Service State College PA
906 PM EDT MON MAY 1 2017
PAC057-020116-
/O.CAN.KCTP.TO.W.0007.000000T0000Z-170502T0130Z/
Fulton PA-
906 PM EDT MON MAY 1 2017
...THE TORNADO WARNING FOR NORTHEASTERN FULTON COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 1000 PM EDT for central
Pennsylvania.
A severe thunderstorm watch remains in effect until 1100 PM EDT for
south central Pennsylvania.
LAT...LON 4011 7773 4020 7790 4024 7783 4028 7773
4027 7770 4029 7767 4027 7766 4026 7767
4022 7765 4023 7761 4018 7762 4016 7761
TIME...MOT...LOC 0106Z 236DEG 41KT 4023 7771
$$
PAC055-061-020130-
/O.CON.KCTP.TO.W.0007.000000T0000Z-170502T0130Z/
Huntingdon PA-Franklin PA-
906 PM EDT MON MAY 1 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR
SOUTHEASTERN HUNTINGDON AND NORTH CENTRAL FRANKLIN COUNTIES...
At 906 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Doylesburg, moving northeast at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
southeastern Huntingdon and north central Franklin Counties,
including the following locations: Shade Gap.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4011 7773 4020 7790 4024 7783 4028 7773
4027 7770 4029 7767 4027 7766 4026 7767
4022 7765 4023 7761 4018 7762 4016 7761
TIME...MOT...LOC 0106Z 236DEG 41KT 4023 7771
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
KF596
WWUS51 KCTP 020113
SVSCTP
Severe Weather Statement
National Weather Service State College PA
913 PM EDT MON MAY 1 2017
PAC055-061-020123-
/O.CAN.KCTP.TO.W.0007.000000T0000Z-170502T0130Z/
Huntingdon PA-Franklin PA-
913 PM EDT MON MAY 1 2017
...THE TORNADO WARNING FOR SOUTHEASTERN HUNTINGDON AND NORTH CENTRAL
FRANKLIN COUNTIES IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.
A tornado watch remains in effect until 1000 PM EDT for central
Pennsylvania.
A severe thunderstorm watch remains in effect until 1100 PM EDT for
south central Pennsylvania.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
State College PA.
LAT...LON 4011 7773 4020 7790 4024 7783 4028 7773
4027 7770 4029 7767 4027 7766 4026 7767
4022 7765 4023 7761 4018 7762 4016 7761
TIME...MOT...LOC 0110Z 241DEG 47KT 4027 7761
$$
KFThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:01 PM EDT | Special Weather Statement | CTP | Bedford, Fulton, Huntingdon | 44 min |
| May 1, 8:18 PM EDT | Special Weather Statement | CTP | Montour | 27 min |
| May 1, 8:29 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Franklin, Fulton, Huntingdon | 46 min |
| May 1, 8:39 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour, Sullivan | 36 min |
| May 1, 8:55 PM EDT | Areal Flood Advisory | CTP | Columbia, Lycoming, Montour, Northumberland, Sullivan, Union | 3 hr |
| May 1, 9:02 PM EDT | Special Weather Statement | CTP | Union | 28 min |
| May 1, 9:10 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Perry | 54 min |
| May 1, 9:55 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland, Snyder | 80 min |
| May 1, 10:06 PM EDT | Areal Flood Advisory | CTP | Columbia, Lycoming, Montour, Northumberland, Snyder, Sullivan and 1 more | 3 hr |
| May 1, 10:55 PM EDT | Special Weather Statement | CTP | Juniata, Perry, Snyder | 65 min |
| May 1, 11:55 PM EDT | Special Weather Statement | CTP | Columbia, Dauphin, Northumberland, Perry, Schuylkill | 80 min |
| May 2, 4:35 AM EDT | Wind Advisory | CTP | Bedford, Blair, Cambria, Cameron, Clearfield, Elk and 3 more | 14 hr |
Nearby
Tornado Warnings in Pennsylvania, 2017Every tornado warning in 2017Tornadoes 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.