Alert archive / Pennsylvania / Flash Flood Warnings in 1993
Flash Flood Warning 49, NWS State College, PA
NWS State College, PA issued this flash flood warning at Nov 28, 1993, 5:16 AM EST for Lancaster County, Pennsylvania. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Nov 28, 1993, 5:16 AM EST (10:16 UTC)
- Expired
- Nov 28, 1993, 8:00 AM EST
- In force
- 3 hr
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Lancaster County, PA
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 10.3 hours before the alert went out and 157 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
- 624 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 524 m²/s²
- 0-3 km storm-relative helicity
- 708 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Nov 27, 11:20 PM EST, 5 hours 56 minutes before
PAZ012-037-038-041-042-045-046-049>053-281000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 1120 PM EST SAT NOV 27 1993 ...STRONG GUSTY WINDS CAUSING SOME MINOR DAMAGE ACROSS NORTHCENTRAL PENNSYLVANIA... EAST AND SOUTHEAST WINDS CONTINUED TO GUST BETWEEN 30 AND 40 MILES AN HOUR ACROSS PARTS OF NORTHCENTRAL PENNSYLVANIA SATURDAY NIGHT. THESE STRONG WINDS HAVE BLOWN DOWN SOME TREE LIMBS...POWER LINES...AND STREET SIGNS...AS WELL AS CAUSED SOME SCATTERED POWER OUTAGES ACROSS THE REGION. STRONG AND GUSTY WINDS WILL CONTINUE OVERNIGHT...AND SOME ADDITIONAL MINOR DAMAGE IS POSSIBLE THROUGHOUT NORTHCENTRAL PENNSYLVANIA. ALSO...DRIVERS OF HIGH PROFILE VEHICLES SHOULD BE ESPECIALLY CAUTIOUS IF TRAVELING ACROSS THE RIDGES OVERNIGHT. THE STRONG WINDS COMBINED WITH HEAVY RAIN WILL REDUCE VISIBILITIES AND PRODUCE SOME POOR DRIVING CONDITIONS. TG
Special weather statement, Nov 27, 11:21 PM EST, 5 hours 55 minutes before
PAZ012-037-038-041-042-045-046-049>053-281000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 1120 PM EST SAT NOV 27 1993 ...STRONG GUSTY WINDS CAUSING SOME MINOR DAMAGE ACROSS NORTHCENTRAL PENNSYLVANIA... EAST AND SOUTHEAST WINDS CONTINUED TO GUST BETWEEN 30 AND 40 MILES AN HOUR ACROSS PARTS OF NORTHCENTRAL PENNSYLVANIA SATURDAY NIGHT. THESE STRONG WINDS HAVE BLOWN DOWN SOME TREE LIMBS...POWER LINES...AND STREET SIGNS...AS WELL AS CAUSED SOME SCATTERED POWER OUTAGES ACROSS THE REGION. STRONG AND GUSTY WINDS WILL CONTINUE OVERNIGHT...AND SOME ADDITIONAL MINOR DAMAGE IS POSSIBLE THROUGHOUT NORTHCENTRAL PENNSYLVANIA. ALSO...DRIVERS OF HIGH PROFILE VEHICLES SHOULD BnE ESPECIALLY CAUTIOUS IF TRAVELING ACROSS THE RIDGES OVERNIGHT. THE STRONG WINDS COMBINED WITH HEAVY RAIN WILL REDUCE VISIBILITIES AND PRODUCE SOME POOR DRIVING CONDITIONS. TG
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 28, 12:36 AM EST | Flash Flood Warning | CTP | Huntingdon | 3 hr |
| Nov 28, 2:01 AM EST | Flash Flood Warning | CTP | Lancaster | 3 hr |
| Nov 28, 3:41 AM EST | Flash Flood Warning | CTP | Huntingdon | 4 hr |
| Nov 28, 4:40 AM EST | Flash Flood Warning | CTP | Clinton | 5 hr |
| Nov 28, 6:01 AM EST | Flash Flood Warning | CTP | Schuylkill | 4 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 1993Every flash flood warning in 1993
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.