Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 210, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Oct 13, 1999, 8:43 PM EDT for Blair County, Huntingdon County, Pennsylvania. It was in force for 62 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Oct 13, 1999, 8:43 PM EDT (00:43 UTC)
- Expired
- Oct 13, 1999, 9:45 PM EDT
- In force
- 62 min
- Issued by
- NWS State College, PA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Blair County, PA, Huntingdon County, PA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 13, 9:10 PM EDT | Thunderstorm Wind | Neffs Mills, PA | Trees down. |
| Oct 13, 9:15 PM EDT | Thunderstorm Wind | Altoona, PA | Route 22, between Altoona and Geeseytown, was closed by downed trees. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 13, 6:45 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Oct 13, 3:15 PM EDT, 5 hours 28 minutes earlier.
Area forecast discussion, Oct 13, 3:15 PM EDT, 5 hours 28 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 315 PM EDT WED OCT 13 1999 HARDLY ANYTHING IN THE WAY OF SCT CONVECTION AHEAD OF LINE AS OF YET...BUT VIS SAT LOOP SHOWS HORIZONTAL ROLLS ACROSS W PA...AND SOME SCT SHRA/-TSRA MAY YET POP UP HERE B4 SUNSET. COMPOSITE RADAR LOOP SHOWS LINE OF CONVECTION FILLING IN AS IT CROSSES LAKE ERIE. LOOKING FURTHER UPSTREAM...I SEE SFC WINDS BEHIND COLD FRONT DO NOT LOOK TOO IMPRESSIVE...WITH STRONGEST WINDS IN WAA AHEAD OF FRONT. CONVECTION WILL BE MAIN THREAT TO PRODUCE STRONG WINDS THIS AFT/EVE. BIGGEST THREAT WILL BE ACROSS NW CTP CWA LATE AFT/ERLY EVE AS LINE MOVES THRU. THIS EVENT MAY HAVE AN ANOLOG WITH 30 SEPT 1999...WHERE NARROW STRIPE OF CONVECTION BROUGHT WIDESPREAD WIND EVENT TO CWA. 850 MB WINDS SIMILAR IN BOTH CASES. SO TO COVER THE POTENTIAL THIS TIME...HAVE HOISTED HI WIND WATCH FOR ENTIRE CWA. I THINK THE BEST CHC WILL BE ACROSS N TIER WHERE DYNAMICS MOST FAVORABLE FOR MAINTENANCE OF LINE AFTER SUN GOES DOWN. RAIN TAPERING TO SHOWERS OVERNIGHT...AND I AGREE WITH BGM THINKING ON CHC POPS NE PA ON THU MORNING. EXTENDED...UKMET...EURO...AND MRF ALL TAKING TROPICAL MOISTURE FROM IRENE UP THE EAST COAST AHEAD OF SHARPLY AMPLIFYNG CENTRAL US TROF. MONDAY LOOKING PRETTY WET...ESP E PA. .CTP...HIGH WIND WATCH ALL ZONES. OSTUNO
In the hours before
Special weather statement, Oct 13, 3:49 PM EDT, 4 hours 54 minutes before
PAZ004-005-010-140200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 349 PM EDT WED OCT 13 1999 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED MUCH OF FAR WESTERN PENNSYLVANIA... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL 10 PM EDT FOR FAR WESTERN PARTS OF PENNSYLVANIA. THE WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES IN OF WEST CENTRAL PENNSYLVANIA... WARREN...MCKEAN...AND ELK. AN AREA OF THUNDERSTORMS WILL CROSS EASTERN OHIO LATE THIS AFTERNOON AND REACH WARREN...ELK AND MCKEAN COUNTIES AROUND SUNSET. THE STORMS ARE MOVING QUITE RAPIDLY...AND THE GREATEST THREAT IS FROM STRONG DAMAGING WINDS AS THEY REACH OUR AREA. IF YOU ARE IN THE WATCH AREA SHOULD REMAIN ALERT FOR THE POTENTIAL OF SEVERE WEATHER LATE THIS AFTERNOON AND THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO...THE OFFICIAL VOICE OF THE NATIONAL WEATHER SERVICE...OR YOUR FAVORITE TELEVISION OR COMMERCIAL RADIO NEWS SOURCE FOR LATER STATEMENTS AND FORECASTS. .END/ DANGELO ADDITIONAL WEATHER INFORMATION CAN BE FOUND ON THE WORLD WIDE WEB AT: HTTP://BOOKEND.MET.PSU.EDU (ALL LOWER CASE)
Special weather statement, Oct 13, 3:49 PM EDT, 4 hours 54 minutes before
PAZ004-005-010-140200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 349 PM EDT WED OCT 13 1999 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED MUCH OF FAR WESTERN PENNSYLVANIA... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL 10 PM EDT FOR FAR WESTERN PARTS OF PENNSYLVANIA. THE WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES IN OF WEST CENTRAL PENNSYLVANIA... WARREN...MCKEAN...AND ELK. AN AREA OF THUNDERSTORMS WILL CROSS EASTERN OHIO LATE THIS AFTERNOON AND REACH WARREN...ELK AND MCKEAN COUNTIES AROUND SUNSET. THE STORMS ARE MOVING QUITE RAPIDLY...AND THE GREATEST THREAT IS FROM STRONG DAMAGING WINDS AS THEY REACH OUR AREA. IF YOU ARE IN THE WATCH AREA SHOULD REMAIN ALERT FOR THE POTENTIAL OF SEVERE WEATHER LATE THIS AFTERNOON AND THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO...THE OFFICIAL VOICE OF THE NATIONAL WEATHER SERVICE...OR YOUR FAVORITE TELEVISION OR COMMERCIAL RADIO NEWS SOURCE FOR LATER STATEMENTS AND FORECASTS. .END/ DANGELO ADDITIONAL WEATHER INFORMATION CAN BE FOUND ON THE WORLD WIDE WEB AT: HTTP://BOOKEND.MET.PSU.EDU (ALL LOWER CASE)
Special weather statement, Oct 13, 7:10 PM EDT, 1 hour 33 minutes before
PAZ006-011-012-017>019-024>028-033>037-041-042-045-046-049>053- 056>059-063>066-140500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 710 PM EDT WED OCT 13 1999 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR ALL OF CENTRAL PENNSYLVANIA AND THE SUSQUEHANNA VALLEY. THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL 1 AM EDT FOR ALL OF CENTRAL PENNSYLVANIA AND THE SUSQUEHANNA VALLEY. THE WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES... ADAMS...BEDFORD...BLAIR...CAMBRIA...CAMERON...CENTRE...CLEARFIELD... CLINTON...COLUMBIA...CUMBERLAND...DAUPHIN...FRANKLIN...FULTON... HUNTINGDON...JUNIATA...LANCASTER...LEBANON...LYCOMING...MIFFLIN... MONTOUR...NORTHUMBERLAND...PERRY...POTTER...SCHUYLKILL...SNYDER... SOMERSET...SULLIVAN...TIOGA...UNION....YORK. AN AREA OF THUNDERSTORMS MOVING ACROSS WESTERN PENNSYLVANIA WILL CROSS CENTRAL PENNSYLVANIA EARLY TONIGHT AND MOVE INTO THE SUSQUEHANNA VALLEY AFTER 9 PM. THE STORMS ARE MOVING QUITE RAPIDLY... AND THE GREATEST THREAT IS FROM STRONG DAMAGING WINDS AS THEY REACH OUR AREA. LARGE HAIL IS ALSO POSSIBLE WITH THESE STORMS. IF YOU ARE IN THE WATCH AREA REMAIN ALERT FOR THE POTENTIAL OF SEVERE WEATHER THROUGH LATE TONIGHT. STAY TUNED TO NOAA WEATHER RADIO...THE OFFICIAL VOICE OF THE NATIONAL WEATHER SERVICE...OR YOUR FAVORITE TELEVISION OR COMMERCIAL RADIO NEWS SOURCE FOR LATER STATEMENTS AND FORECASTS. .END/ GARTNER ADDITIONAL WEATHER INFORMATION CAN BE FOUND ON THE WORLD WIDE WEB AT: HTTP://BOOKEND.MET.PSU.EDU (ALL LOWER CASE)
Special weather statement, Oct 13, 7:10 PM EDT, 1 hour 33 minutes before
PAZ006-011-012-017>019-024>028-033>037-041-042-045-046-049>053- 056>059-063>066-140500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 710 PM EDT WED OCT 13 1999 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR ALL OF CENTRAL PENNSYLVANIA AND THE SUSQUEHANNA VALLEY. THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL 1 AM EDT FOR ALL OF CENTRAL PENNSYLVANIA AND THE SUSQUEHANNA VALLEY. THE WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES... ADAMS...BEDFORD...BLAIR...CAMBRIA...CAMERON...CENTRE...CLEARFIELD... CLINTON...COLUMBIA...CUMBERLAND...DAUPHIN...FRANKLIN...FULTON... HUNTINGDON...JUNIATA...LANCASTER...LEBANON...LYCOMING...MIFFLIN... MONTOUR...NORTHUMBERLAND...PERRY...POTTER...SCHUYLKILL...SNYDER... SOMERSET...SULLIVAN...TIOGA...UNION....YORK. AN AREA OF THUNDERSTORMS MOVING ACROSS WESTERN PENNSYLVANIA WILL CROSS CENTRAL PENNSYLVANIA EARLY TONIGHT AND MOVE INTO THE SUSQUEHANNA VALLEY AFTER 9 PM. THE STORMS ARE MOVING QUITE RAPIDLY... AND THE GREATEST THREAT IS FROM STRONG DAMAGING WINDS AS THEY REACH OUR AREA. LARGE HAIL IS ALSO POSSIBLE WITH THESE STORMS. IF YOU ARE IN THE WATCH AREA REMAIN ALERT FOR THE POTENTIAL OF SEVERE WEATHER THROUGH LATE TONIGHT. STAY TUNED TO NOAA WEATHER RADIO...THE OFFICIAL VOICE OF THE NATIONAL WEATHER SERVICE...OR YOUR FAVORITE TELEVISION OR COMMERCIAL RADIO NEWS SOURCE FOR LATER STATEMENTS AND FORECASTS. .END/ GARTNER ADDITIONAL WEATHER INFORMATION CAN BE FOUND ON THE WORLD WIDE WEB AT: HTTP://BOOKEND.MET.PSU.EDU (ALL LOWER CASE)
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 13, 8:10 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 80 min |
| Oct 13, 8:15 PM EDT | Severe Thunderstorm Warning | CTP | Cameron | 60 min |
| Oct 13, 8:30 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Potter | 75 min |
| Oct 13, 8:30 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 75 min |
| Oct 13, 8:47 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 43 min |
| Oct 13, 9:08 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 82 min |
| Oct 13, 9:25 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Snyder, Union | 50 min |
| Oct 13, 9:25 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 50 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1999Every severe thunderstorm warning in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data.