Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 212, NWS State College, PA

August 16, 2000Dauphin County, Northumberland County, Schuylkill County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Aug 16, 2000, 2:51 AM EDT for Dauphin County, Northumberland County, Schuylkill County, Pennsylvania. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 16, 2000, 2:51 AM EDT (06:51 UTC)
Expired
Aug 16, 2000, 3:45 AM EDT
In force
54 min
Issued by
NWS State College, PA
Area
Whole counties

Counties Dauphin County, PA, Northumberland County, PA, Schuylkill County, PA

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 6.9 hours before the alert went out and 203 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 2000-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 156 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 2000-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
156 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1688 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
132 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

588 
WUUS51 KCTP 160651
SVRCTP
PAC043-097-107-160745-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
251 AM EDT WED AUG 16 2000

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAUPHIN COUNTY.
  SCHUYLKILL COUNTY.
  NORTHUMBERLAND COUNTY.

* UNTIL 345 AM EDT.

* AT 241 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES NORTHEAST OF PILLOW...OR 9 MILES
  SOUTHEAST OF SELINSGROVE...MOVING SOUTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  REINERTON AND TOWER CITY AT 300 AM.
  PINE GROVE AND TREMONT AT 310 AM.

THIS IS A DANGEROUS STORM. STAY INDOORS AWAY FROM WINDOWS. SEVERE
THUNDERSTORMS CONTAIN DAMAGING WINDS 58 MPH OR STRONGER OR HAIL THREE
QUARTERS OF AN INCH OR LARGER.

$$
ONDREJIK
LAT...LON 4078 7676 4063 7688 4045 7652 4065 7624

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 16, 2:30 AM EDT, 21 minutes earlier.

Area forecast discussion, Aug 16, 2:30 AM EDT, 21 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
230 AM EDT WED AUG 16 2000

A FAIR AMOUNT OF SEVERE WX ACROSS NORTH CENTRAL PA EARLY THIS AM
WITH SOME ISOLATED TREE DAMAGE REPORTED. THE COLD FRONT IS JUST
GETTING TO NW PA ATTM...BETWEEN ERI AND BFD AT 06Z. MODELS IN
AGREEMENT IN BRINGING THE FRONT QUICKLY SOUTHEAST ACROSS THE CWA
EARLY THIS MORNING...WITH THUNDERSTORM CHANCES ENDING BY AROUND
DAYBREAK. MODELS SHOWING LOTS OF LOW-LVL DRYING COMING IN TODAY SO
DON'T THINK THERE WILL BE MUCH CU THIS AFTERNOON. WILL MENTION LESS
HUMID IN THE ALL OF THE ZONES AS THE CHANGE WILL BE NOTICEABLE.

CLEAR AND COOL TONIGHT AS THE HIGH BUILDS IN. SOME MID AND HI LEVEL
MOISTURE WILL TRY TO STREAK IN FROM THE WEST ON THURSDAY...CLOUDIEST
IN THE WEST AND SUNNIEST IN THE NORTHEAST.

SFC WAVE WILL BRING A CHC OF SHOWERS ON FRIDAY. ALL OF THE MODELS
KEEP THE WAVE FAIRLY WEAK AND SOUTH OF PA2 SO THUNDER CHANCES FRIDAY
LOOK SMALL. SATURDAY AND SUNDAY WILL BE DRY AND UNSEASONABLY COOL.

.CTP...NONE.

MSE

In the hours before

Special weather statement, Aug 15, 10:10 PM EDT, 4 hours 41 minutes before
PAZ004>006-010-011-037-160700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1010 PM EDT TUE AUG 15 2000

...SEVERE THUNDERSTORM WATCH UNTIL 3AM...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH
VALID UNTIL 3 AM FOR THE FOLLOWING COUNTIES IN PENNSYLVANIA...

WARREN...MCKEAN...POTTER...TIOGA...ELK AND CAMERON.

AN ADVANCING COLD FRONT IS TRIGGERING SHOWERS AND THUNDERSTORMS. SOME
OF THE STORMS COULD BECOME SEVERE CAUSING DAMAGING WINDS AND
LARGE HAIL.

REMEMBER...A SEVERE THUNDERSTORM WATCH...MEANS THAT CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PEOPLE IN THESE AREAS...SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS...AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

HEAD
Local storm report, Aug 16, 1:06 AM EDT, 1 hour 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
106 AM EDT WED AUG 16 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1106 PM    PLEASANT TWP              PA   WIND DAMAGE
08/15/00   WARREN                         TREES DOWN ON RT 62

1145 PM    KANE                      PA   WIND DAMAGE
08/15/00   MCKEAN                         TREES DOWN NEAR KANE

1200 AM    WILCOX                    PA   WIND DAMAGE
08/16/00   ELK                            TREES DOWN

1205 AM    LEMONT                    PA   WIND DAMAGE
08/16/00   ELK                            TREES DOWN

ONDREJIK

The office that day

Everything else NWS State College, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 15, 10:43 PM EDTSevere Thunderstorm WarningCTPWarren62 min
Aug 15, 11:07 PM EDTSevere Thunderstorm WarningCTPMcKean53 min
Aug 15, 11:11 PM EDTSevere Thunderstorm WarningCTPElk64 min
Aug 16, 12:16 AM EDTSevere Thunderstorm WarningCTPCameron, Elk59 min
Aug 16, 12:23 AM EDTTornado WarningCTPCameron, Elk37 min
Aug 16, 12:50 AM EDTSevere Thunderstorm WarningCTPCentre, Clinton55 min
Aug 16, 12:55 AM EDTSevere Thunderstorm WarningCTPCameron35 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2000Every severe thunderstorm warning in 2000

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.