Alert archive / Pennsylvania / Flash Flood Warnings in 1986
Flash Flood Warning 1, NWS State College, PA
NWS State College, PA issued this flash flood warning at Mar 14, 1986, 11:15 PM EST for Union County, Pennsylvania. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Mar 14, 1986, 11:15 PM EST (04:15 UTC)
- Expired
- Mar 15, 1986, 5:00 AM EST
- In force
- 6 hr
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Union County, PA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 4.3 hours before the alert went out and 226 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
- 562 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 248 m²/s²
- 0-3 km storm-relative helicity
- 454 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, Mar 14, 8:11 PM EST, 3 hours 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA. 815 PM EST FRI MAR 14 1986 ...SOME HEAVY RAINS MOVING THROUGH PORTIONS OF THE VALLEY... WHILE THE HARRISBURG RADAR WAS OBSERVING MAINLY LIGHT RAIN ACROSS MUCH OF THE AREA.. A BAND OF HEAVIER RAIN HAS DEVLOPED FROM NEAR HANCOCK MARYLAND..NORTH THROUGH MT. HOLLY AND CARISLE TO NEAR SCHUYKILL HAVEN. THIS BAND OF HEAVY RAIN WAS MOVING TO THE NORTHEAST AT AROUND 25 MPH. END WS9O HAR CURLL
Special weather statement, Mar 14, 10:31 PM EST, 44 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA. 1030 PM EST FRI MAR 14 1986 ...MODERATE TO HEAVY RAINS CONTINUE ACROSS THE VALLEY... THE HARRISBURG WEATHER RADAR AT 1025 PM WAS SHOWING A RATHER LARGE AREA OF MODERATE TO OCCASSINALLY HEAVY RAIN THAT EXTENDED ACROSS MUCH OF THE LOWER AND MIDDLE SUSQUEHANNA VALLIES AS WELL AS THE SOUTHCENTRAL AND CENTRAL MOUNTAIN AREAS. SO FAR IN HARRISBURG 1 .45 INCHES OF RAIN HAS FALLEN. SOME SMALL STREAMS ARE APPROACHING BANKFULL BUT MAJOR STREAMS AND RIVERS..WHILE RISING.. ARE STILL WELL WITHIN THERE BANKS AND NO MAJOR PROBLEMS ARE EXPECTED. RESIDENTS LIVING NEAR SMALL STREAMS SHOULD KEEP ALERT AND BE READY TO MOVE TO HIGHER GROUND. THE HEAVY RAIN NOW IN THE AREA WAS MOVING TO THE NORTH AT AROUND 20 MILES AN HOUR AND SHOULD BE OUT OF THE GREATER HARRISBURG AREA SHORTLY AFTER MIDNITE. RAIN SHOULD GRADUALLY TAPER OFF AND END ACROSS THE AREA BY SUNUP SATURDAY. CURLL WSO HARRISBURG
Nearby
Flash Flood Warnings in Pennsylvania, 1986Every flash flood warning in 1986
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.