Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 204, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Aug 2, 2000, 6:44 PM EDT for Centre County, Pennsylvania. It was in force for 61 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 2, 2000, 6:44 PM EDT (22:44 UTC)
- Expired
- Aug 2, 2000, 7:45 PM EDT
- In force
- 61 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Centre County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 10.7 hours before the alert went out and 200 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
- 450 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
374 WUUS51 KCTP 022244 SVRCTP PAC027-022345- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 644 PM EDT WED AUG 2 2000 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRE COUNTY. * UNTIL 745 PM EDT. * AT 636 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER MILESBURG...OR 3 MILES NORTH OF BELLEFONTE...MOVING EAST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ZION AT 710 PM. HOWARD AT 725 PM. MILLHEIM AT 745 PM. 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. $$ LAT...LON 4101 7786 4085 7784 4085 7743 4108 7760
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 2, 1:00 PM EDT, 5 hours 44 minutes earlier.
Area forecast discussion, Aug 2, 1:00 PM EDT, 5 hours 44 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 100 PM EDT WED AUG 02 2000 SHORT UPD COMING NOW RDR BACK IN SRVCE AS OF 1630Z...AND JUST IN TIME...TOO BOX FOR NRN TIER IN EFFECT BY PRESS TIME. SFC FRONT ROUGHLY FM APN-MKE-RFD NOW. TEXTBOOK OF AN MCV TRANSITIONING TO SVR WX MAKER (MIKE FRITSCH TOLD ME THESE THINGS HAPPEN). JUICE REAMINS IN PLACE W/ MID 60S TO NR 70 DWPTS ACRS FA. FNT ADVERTISED EARLIER WL MAKE AN APPEARANCE TOMORROW. MORE TEXTBOOK STUFF COMING ALONG...AS NEAT JET STREAK INTERACTION LIKELY DURING MIDDLE OF DAY TOM...SO TALL CLDS TO GET JUST THAT MUCH MORE LIFT ALONG ALRDY POTENT FNTL BOUNDARY. BUT...THINGS SHUD BEGIN TO CALM DOWN NICELY AFT SSET ON THURS...W/PASSAGE BRINGING DRIER HI PRES. FRI MAY END UP BEING A REALLY NICE DAY...AND WL THEREFORE CUT POPS BACK TO ONLY FAR NRN TIER WHERE COLDEST AIR WL LIE. XTNDD: MRF MUCHO CONSISTENT. ECMWF DIFFERS SLIGHTLY WITH STRENGTH OF NEXT SYSTEM...BUT OVERALL GOOD AGREEMENT. NICE SAT...NOT TERRIBLE SUNDAY EITHER MON BRINGS ANOTHER FRONT - TWO IN THE SAME FORECAST - IS THAT POSSIBLE?? TEMPS...WL ROLL W/GUID. .CTP...SVR WATCH 638 THRU 22Z FOR NWRN CWA. DANGELO
In the hours before
Special weather statement, Aug 2, 1:00 PM EDT, 5 hours 44 minutes before
PAZ004>006-009-010-022200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 100 PM EDT WED AUG 2 2000 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 6 PM EDT FOR THE NORTHWEST AND NORTH CENTRAL MOUNTAINS OF PENNSYLVANIA... COUNTIES INCLUDED IN THE SEVERE THUNDERSTORM WATCH ARE: CAMERON...ELK...MCKEAN...POTTER AND WARREN. SEVERE THUNDERSTORMS MOVING INTO EXTREME NORTHWEST PENNSYLVANIA WILL LIKELY MAINTAIN THEIR INTENSITY AS THEY ENTER THE NORTHWEST MOUNTAINS OF PENNSYLVANIA BETWEEN 2 AND 3 PM. THE POTENTIAL ALSO EXISTS FOR LOCALLY HEAVY DOWNPOURS FROM REPEAT THUNDERSTORMS. THE RAIN MAY BE HEAVY ENOUGH OVER A SHORT PERIOD OF TIME TO CAUSE FLOODING. PLACES THAT RECEIVED HEAVY RAINS DURING THE LAST FEW DAYS WILL BE MOST SUSCEPTIBLE TO FLOODING. A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS CONTAINING WINDS GUSTS OVER 58 MPH...OR HAIL OF THREE QUARTERS OF AN INCH IN DIAMETER OR LARGER...ARE POSSIBLE. LAMBERT/DANGELO
Local storm report, Aug 2, 3:21 PM EDT, 3 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
321 PM EDT WED AUG 2 2000
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0230 PM YOUNGSVILLE PA 60 MPH TSTM WIND GUST
08/02/00 WARRENLocal storm report, Aug 2, 4:35 PM EDT, 2 hours 9 minutes before
PHLWRKLSR
TTAAOO KCTP 022034
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
321 PM EDT WED AUG 2 2000
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0230 PM YOUNGSVILLE PA 60 MPH TSTM WIND GUST
08/02/00 WARREN
0340 PM KEETING TWP PA WIND DAMAGE
08/02/00 MCKEAN SEVERAL TREES DOWN ALONG
RT 646
0345 PM SMITH BORO PA WIND DAMAGE
08/02/00 MCKEAN TREES DOWN ALONG OLD RT 6
0345 PM OTTO TWP PA WIND DAMAGE
08/02/00 MCKEAN POWER LINES DOWN
DJOSpecial weather statement, Aug 2, 6:10 PM EDT, 34 minutes before
PAZ004>006-009-010-022230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 610 PM EDT WED AUG 2 2000 ...THE SEVERE THUNDERSTORM WATCH FOR THE NORTHWEST AND NORTH CENTRAL MOUNTAINS OF PENNSYLVANIA HAS EXPIRED... THE THUNDERSTORMS OVER NORTHWESTERN PENNSYLVANIA HAVE WEAKENED. AN ISOLATED THUNDERSTORM OR TWO MAY STILL HAVE THE POTENTIAL TO PRODUCE LARGE HAIL OR WIND DAMAGE...BUT THE THREAT OF WIDESPREAD SEVERE WEATHER HAS DIMINISHED. THE POTENTIAL CONTINUES TO EXIST FOR LOCALLY HEAVY DOWNPOURS FROM THESE THUNDERSTORMS. THE RAIN MAY BE HEAVY ENOUGH OVER A SHORT PERIOD OF TIME TO CAUSE FLOODING. PLACES THAT RECEIVED HEAVY RAINS DURING THE LAST FEW DAYS WILL BE MOST SUSCEPTIBLE TO FLOODING. AGAIN...THE SEVERE THUNDERSTORM WATCH FOR NORTHWESTERN PENNSYLVANIA HAS BEEN ALLOWED TO EXPIRE AT 6 PM. DANGELO
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 1:51 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 69 min |
| Aug 2, 3:02 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 58 min |
| Aug 2, 4:01 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 74 min |
| Aug 2, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 38 min |
| Aug 2, 4:38 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 67 min |
| Aug 2, 4:51 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 54 min |
| Aug 2, 5:14 PM EDT | Flash Flood Warning | CTP | Columbia | 3 hr |
| Aug 2, 5:37 PM EDT | Flash Flood Warning | CTP | Clearfield | 3 hr |
| Aug 2, 6:20 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 25 min |
| Aug 2, 6:41 PM EDT | Flash Flood Warning | CTP | Clinton | 3 hr |
| Aug 2, 7:02 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 58 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.