Alert archive / New Jersey / Red Flag Warnings in 2019
Red Flag Warning 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this red flag warning at Apr 3, 2019, 3:16 AM EDT for 4 states. It took effect at Apr 3, 2019, 10:00 AM EDT. It was in force for 13 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
- Apr 3, 2019, 3:16 AM EDT (07:16 UTC)
- In effect from
- Apr 3, 2019, 10:00 AM EDT
- Expired
- Apr 3, 2019, 11:00 PM EDT
- In force
- 13 hr
- Issued by
- NWS Philadelphia/Mount Holly
All 34 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, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 68 km from the middle of the area, began a volume at 07:17 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 7.3 hours before the alert went out and 219 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
- 1105 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
670 WWUS81 KPHI 030716 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 316 AM EDT Wed Apr 3 2019 DEZ001>004-NJZ001-007>010-012>027-PAZ054-055-060>062-070-071- 101>106-032030- /O.UPG.KPHI.FW.A.0001.190403T1400Z-190404T0100Z/ /O.NEW.KPHI.FW.W.0001.190403T1400Z-190404T0100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Sussex-Warren- Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Eastern Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean- Southeastern Burlington-Carbon-Monroe-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 316 AM EDT Wed Apr 3 2019 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 9 PM EDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR EASTERN PENNSYLVANIA, MOST OF NEW JERSEY, AND DELAWARE... The National Weather Service in Mount Holly has issued a Red Flag Warning for the potential of enhanced fire spread, which is in effect from 10 AM this morning to 9 PM EDT this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...The Poconos, Lehigh Valley, Berks County, and southeastern Pennsylvania. Also northwestern, central, and southern New Jersey and the entire state of Delaware. * TIMING...From 10:00 AM until 9:00 PM Wednesday. * WINDS...West 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...Dropping into the 20 to 30 percent range. * TEMPERATURES...Highs mainly in the 60s, with 50s in the Poconos and far northwest New Jersey. * IMPACTS...Gusty winds and very dry air will create conditions that may promote the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly due to a combination of strong winds, low relative humidity, and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$ MDZ008-012-015-019-020-032030- /O.NEW.KPHI.FW.W.0001.190403T1400Z-190404T0100Z/ Cecil-Kent MD-Queen Annes-Talbot-Caroline- 316 AM EDT Wed Apr 3 2019 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 9 PM EDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR EASTERN MARYLAND... The National Weather Service in Mount Holly has issued a Red Flag Warning for the potential of enhanced fire spread, which is in effect from 10 AM this morning to 9 PM EDT this evening. * AFFECTED AREA...Eastern Maryland. * TIMING...From 10:00 AM until 9:00 PM Wednesday. * WINDS...West 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...Dropping into the 20 to 30 percent range. * TEMPERATURES...Highs mainly in the 60s. * IMPACTS...Gusty winds and very dry air will create conditions that may promote the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly due to a combination of strong winds, low relative humidity, and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$ CMS
4 follow-up statements
267 WWUS81 KPHI 031622 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 1222 PM EDT Wed Apr 3 2019 DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054- 055-060>062-070-071-101>106-040100- /O.CON.KPHI.FW.W.0001.000000T0000Z-190404T0100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD- Queen Annes-Talbot-Caroline-Sussex-Warren-Morris-Hunterdon- Somerset-Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Carbon-Monroe-Berks-Lehigh- Northampton-Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 1222 PM EDT Wed Apr 3 2019 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * AFFECTED AREA...Eastern Pennsylvania, New Jersey, Delaware and northeastern Maryland. * TIMING...Until 9:00 PM this evening. * WINDS...West 20 to 25 MPH with gusts around 35 MPH. * RELATIVE HUMIDITY...Dropping into the 20 to 30 percent range. * TEMPERATURES...Highs mainly in the 60s. * IMPACTS...Gusty winds and very dry air will create conditions that will promote the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring or are imminent due to a combination of strong winds, low relative humidity and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$ Iovino
302 WWUS81 KPHI 040008 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 808 PM EDT Wed Apr 3 2019 NJZ001-007>010-012>027-PAZ054-055-060>062-070-071-101>106-040300- /O.EXT.KPHI.FW.W.0001.000000T0000Z-190404T0300Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean- Southeastern Burlington-Carbon-Monroe-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 808 PM EDT Wed Apr 3 2019 ...RED FLAG WARNING NOW IN EFFECT UNTIL 11 PM EDT THIS EVENING... * AFFECTED AREA...Eastern Pennsylvania and New Jersey, * TIMING...Until 11:00 PM this evening. * WINDS...West 15 to 20 mph with gusts 25 to 30 mph. * RELATIVE HUMIDITY...As low as 15 to 20 percent this evening, increasing overnight. * IMPACTS...Gusty winds and very dry air will create conditions that will promote the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring or are imminent due to a combination of strong winds, low relative humidity and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$ DEZ001>004-MDZ008-012-015-019-020-040115- /O.CON.KPHI.FW.W.0001.000000T0000Z-190404T0100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD- Queen Annes-Talbot-Caroline- 808 PM EDT Wed Apr 3 2019 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * AFFECTED AREA...Delaware and northeastern Maryland. * TIMING...Until 9:00 PM this evening. * WINDS...West 15 to 20 mph with gusts 25 to 30 mph. * RELATIVE HUMIDITY...As low as 15 to 20 percent this evening, increasing overnight. * IMPACTS...Gusty winds and very dry air will create conditions that will promote the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring or are imminent due to a combination of strong winds, low relative humidity and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$
431 WWUS81 KPHI 040054 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 854 PM EDT Wed Apr 3 2019 DEZ001>004-MDZ008-012-015-019-020-040200- /O.EXP.KPHI.FW.W.0001.000000T0000Z-190404T0100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD- Queen Annes-Talbot-Caroline- 854 PM EDT Wed Apr 3 2019 ...RED FLAG WARNING WILL EXPIRE AT 9 PM EDT THIS EVENING... While relative humidity values remain low this evening across the area, winds have dropped below criteria across the area. Therefore the Red Flag Warning will be allowed to expire at 9 pm. $$ NJZ001-007>010-012>027-PAZ054-055-060>062-070-071-101>106-040300- /O.CON.KPHI.FW.W.0001.000000T0000Z-190404T0300Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean- Southeastern Burlington-Carbon-Monroe-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 854 PM EDT Wed Apr 3 2019 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM EDT THIS EVENING... * AFFECTED AREA...Eastern Pennsylvania and New Jersey, * TIMING...Until 11:00 PM this evening. * WINDS...West 15 to 20 mph with gusts 25 to 30 mph. * RELATIVE HUMIDITY...As low as 15 to 20 percent this evening, increasing overnight. * IMPACTS...Gusty winds and very dry air will create conditions that will promote the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring or are imminent due to a combination of strong winds, low relative humidity and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$
552 WWUS81 KPHI 040306 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 1106 PM EDT Wed Apr 3 2019 NJZ001-007>010-012>027-PAZ054-055-060>062-070-071-101>106-040415- /O.EXP.KPHI.FW.W.0001.000000T0000Z-190404T0300Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean- Southeastern Burlington-Carbon-Monroe-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 1106 PM EDT Wed Apr 3 2019 ...RED FLAG WARNING HAS EXPIRED FOR EASTERN PENNSYLVANIA AND NEW JERSEY... While relative humidity values still remain low this evening, winds have dropped below criteria across the area. Therefore the Red Flag Warning has been allowed to expire. $$ Meola
Nearby
Red Flag Warnings in New Jersey, 2019Red Flag Warnings in Pennsylvania, 2019Red Flag Warnings in Maryland, 2019Every red flag warning in 2019
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.