Alert archive / Pennsylvania / Flash Flood Warnings in 1998
Flash Flood Warning 1, NWS State College, PA
NWS State College, PA issued this flash flood warning at Jan 7, 1998, 4:37 PM EST for Elk County, McKean County, Warren County, Pennsylvania. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 7, 1998, 4:37 PM EST (21:37 UTC)
- Expired
- Jan 7, 1998, 10:40 PM EST
- In force
- 6 hr
- Issued by
- NWS State College, PA
- Area
- Whole counties
Counties Elk County, PA, McKean County, PA, Warren County, PA
The radar
The State College radar (KCCX), 109 km from the middle of the area, began a volume at 21:38 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
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.6 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 489 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 305 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCTP 072138 FFWCTP PAC047-083-123-080340- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 437 PM EST WED JAN 7 1998 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR WARREN COUNTY MCKEAN COUNTY ELK COUNTY * UNTIL 1040 PM EST * HEAVY RAIN WILL CONTINUE OVER THE AREA THROUGH MIDNIGHT. CREEKS AND STREAMS ARE ALREADY RUNNING HIGH AND FLOODING IS EXPECTED. IF YOU ARE IN THESE AREAS... MOVE TO HIGHER GROUND. DO NOT DRIVE THROUGH WATER COVERING THE ROAD. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. & LA CORTE
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Jan 7, 12:40 PM EST, 3 hours 57 minutes earlier.
Area forecast discussion, Jan 7, 12:40 PM EST, 3 hours 57 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 1240 PM EST WED JAN 7 1998 ...ZONE SUGGESTIONS... PIT/PHL...SEE BELOW. ...DISCUSSION... BATCH OF RAIN EARLIER ACROSS W/C NY. ANOTHER TRYING TO EDGE INTO W PA NOW. STILL THINK NGM IS A TAD SLOW...BUT ETA MAY BE A TAD FAST. WILL KEEP THIS SHORT AND TO THE POINT. WILL SEND NEW AFD OUT IF I COME UP SIG. CHANGES. 1. LOOKS LIKE MAIN PCPN TONIGHT WOULD BE UP THE OHIO VALLEY...BASED ON WHAT IS GOING ON SO FAR. 2. MAIN WARM FRONT PCPN I THINK WILL BE MAINLY N OF C PA...THINK IT WILL BE NORTH OF 850 MB FRONT. 3. THUS SOME RAIN TONIGHT AND EARLY THU FOR C PA...BUT THINK ETA AMTS MORE IN LINE WITH ABOVE THAN NGM. 4. THUS SHOULD NOT BE A PROBLEM FOR SMALL STEAMS...AS IT IS NOT ALL AT ONCE. MAIN CONCERN IS STILL FRIDAY MORNING...IF SYSTEM IS ABLE TO GO NEG...AND WE ARE IN WARM SECTOR...THEN SIG. SQUALL LINE COULD DUMP A LOT OF RAIN IN A FEW MINUTES. STILL TIME TO DEAL WITH THIS. ...THUS MOST LIKELY CAN HOLD OFF ON FLOOD WATCH FOR NOW. CAN LIVE WITH WARREN CO. IF THIS LINES UP WITH OTHER AREAS BETTER. MAYBE ZNS RIGHT ALONG NY BORDER...I.E. FROM ABOUT ROUTE 6 OR 80 NORTHWARD...IF ONE THINKS THE HEAVIER RAIN MAY BE FURTHER SOUTH THAN I THINK. JUST DISC. THIS WITH PHI. 5. WILL SEND OUT NEW QPF HERE...DONT EXPECT A PROBLEM WITH OUR RIVERS...BUT WILL SEE WHAT THIS QPF DOES. WILL LEAN QPF TOWARD THE ETA FCST. MARTIN
In the hours before
Special weather statement, Jan 7, 11:00 AM EST, 5 hours 37 minutes before
PAZ004>006-010>012-017>019-024>028-033>036-071700- SPECIAL WEATHER STATEMENT - DENSE FOG ADVISORY NATIONAL WEATHER SERVICE STATE COLLEGE PA 1100 AM EST WED JAN 7 1998 ...THE DENSE FOG ADVISORY THAT WAS IN .EFFECT FOR MUCH OF CENTRAL PENNSYLVANIA HAS EXPIRED... WHILE SOME AREAS WILL HAVE SOME DENSE FOG EARLY ON...CONDITIONS SHOULD IMPROVE THIS AFTERNOON. A LITTLE SUNSHINE MAY EVEN APPEAR FROM TIME TO TIME. MARTIN
Special weather statement, Jan 7, 11:00 AM EST, 5 hours 37 minutes before
PAZ004>006-010>012-017>019-024>028-033>036-071700- SPECIAL WEATHER STATEMENT - DENSE FOG ADVISORY NATIONAL WEATHER SERVICE STATE COLLEGE PA 1100 AM EST WED JAN 7 1998 ...THE DENSE FOG ADVISORY THAT WAS IN .EFFECT FOR MUCH OF CENTRAL PENNSYLVANIA HAS EXPIRED... WHILE SOME AREAS WILL HAVE SOME DENSE FOG EARLY ON...CONDITIONS SHOULD IMPROVE THIS AFTERNOON. A LITTLE SUNSHINE MAY EVEN APPEAR FROM TIME TO TIME. MARTIN
Nearby
Flash Flood Warnings in Pennsylvania, 1998Every flash flood warning in 1998
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.