Alert archive / New Jersey / Red Flag Warnings in 2010
Red Flag Warning 6, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this red flag warning at May 8, 2010, 2:02 PM EDT for 4 states. 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
- May 8, 2010, 2:02 PM EDT (18:02 UTC)
- Expired
- May 8, 2010, 8:00 PM EDT
- In force
- 6 hr
- Issued by
- NWS Philadelphia/Mount Holly
All 22 counties
Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ, Berks County, PA, Delaware County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 82 km from the middle of the area, began a volume at 18:05 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
Wallops Is Stn, VA (KWAL), launched 12:00Z, 6.0 hours before the alert went out and 185 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
- 226 J/kg
- Mixed-layer CIN
- -411 J/kg
- Mixed-layer LCL
- 1391 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 279 m²/s²
- 0-3 km storm-relative helicity
- 300 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
481 WWUS81 KPHI 081802 RFWPHI URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 202 PM EDT SAT MAY 8 2010 ...HIGH WINDS AND LOW HUMIDITIES INTO THIS EVENING.. DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>023-027-PAZ060- 067>071-090000- /O.NEW.KPHI.FW.W.0006.100508T1802Z-100509T0000Z/ NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER- CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- SOUTHEASTERN BURLINGTON-BERKS-CHESTER-MONTGOMERY-BUCKS-DELAWARE- PHILADELPHIA- 202 PM EDT SAT MAY 8 2010 ...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING... WITH LITTLE, IF ANY, RAINFALL FROM THIS MORNING, INCREASING WINDS, AND LOWERING HUMIDITIES, FINE FUELS ARE DRYING OUT THIS AFTERNOON. BECAUSE OF THIS, THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH. && $$ KRUZDLO
1 follow-up statement
282 WWUS81 KPHI 082359 RFWPHI URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 759 PM EDT SAT MAY 8 2010 ...STRONG WINDS AND LOW HUMIDITIES EXPECTED TOMORROW... DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>023-027-PAZ060- 067>071-090800- /O.EXP.KPHI.FW.W.0006.000000T0000Z-100509T0000Z/ /O.NEW.KPHI.FW.A.0005.100509T1400Z-100510T0000Z/ NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER- CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- SOUTHEASTERN BURLINGTON-BERKS-CHESTER-MONTGOMERY-BUCKS-DELAWARE- PHILADELPHIA- 759 PM EDT SAT MAY 8 2010 ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... ...RED FLAG WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... WITH HUMIDITIES INCREASING THIS EVENING, THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 800 PM. STRONG WINDS, LOW HUMIDITIES, AND DRY FINE FUELS ARE ONCE AGAIN EXPECTED TOMORROW. FOR THIS REASON, THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FIRE WEATHER WATCH, IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ NJZ007>010-PAZ061-062-090800- /O.NEW.KPHI.FW.A.0005.100509T1400Z-100510T0000Z/ WARREN-MORRIS-HUNTERDON-SOMERSET-LEHIGH-NORTHAMPTON- 759 PM EDT SAT MAY 8 2010 ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... STRONG WINDS, LOW HUMIDITIES, AND DRY FINE FUELS ARE EXPECTED TOMORROW. FOR THIS REASON, THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FIRE WEATHER WATCH, IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ KRUZDLO
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 4:15 AM EDT | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 25 hr |
| May 8, 3:55 PM EDT | Freeze Watch | PHI | Carbon, Monroe | 13 hr |
| May 8, 7:59 PM EDT | Fire Weather Watch | PHI | Berks, Delaware, Lehigh, Northampton, Philadelphia | 8 hr |
Nearby
Red Flag Warnings in New Jersey, 2010Red Flag Warnings in Maryland, 2010Red Flag Warnings in Pennsylvania, 2010Every red flag warning in 2010
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.