Alert archive / New Jersey / Red Flag Warnings in 2024
Red Flag Warning 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this red flag warning at Oct 23, 2024, 3:39 PM EDT for 11 counties in New Jersey. It took effect at Oct 24, 2024, 11:00 AM EDT. It was in force for 7 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
- Oct 23, 2024, 3:39 PM EDT (19:39 UTC)
- In effect from
- Oct 24, 2024, 11:00 AM EDT
- Expired
- Oct 24, 2024, 6:00 PM EDT
- In force
- 7 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties 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
The radar
The Philadelphia radar (KDIX), 34 km from the middle of the area, began a volume at 19:40 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
Brookhaven, NY (KOKX), launched 12:00Z, 7.7 hours before the alert went out and 199 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
- 1642 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
415 WWUS81 KPHI 231939 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 339 PM EDT Wed Oct 23 2024 NJZ012-013-015>023-027-241100- /O.NEW.KPHI.FW.W.0002.241024T1500Z-241024T2200Z/ Middlesex-Western Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Southeastern Burlington- 339 PM EDT Wed Oct 23 2024 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM EDT THURSDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR SOUTHERN TO CENTRAL NEW JERSEY... The National Weather Service in Mount Holly has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM to 6 PM EDT Thursday. * AFFECTED AREA...Middlesex, Western Monmouth, Mercer, Salem, Gloucester, Camden, Northwestern Burlington, Ocean, Cumberland, Atlantic, Cape May and Southeastern Burlington. * TIMING...From 11 AM to 6 PM EDT Thursday. * WINDS...North northwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 30 percent. * TEMPERATURES...Into the mid to upper 60s. * IMPACTS...The combination of very dry conditions, low relative humidity, and gusty winds will result in favorable conditions for the rapid spread of fires. Any fires that develop may become difficult to contain, especially cross the Pine Barrens region. 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. && $$ Gorse
3 follow-up statements
356 WWUS81 KPHI 240752 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 352 AM EDT Thu Oct 24 2024 NJZ012-013-015>023-027-242200- /O.CON.KPHI.FW.W.0002.241024T1500Z-241024T2200Z/ Middlesex-Western Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Southeastern Burlington- 352 AM EDT Thu Oct 24 2024 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR SOUTHERN TO CENTRAL NEW JERSEY... The National Weather Service in Mount Holly has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM to 6 PM EDT Today. * AFFECTED AREA...Middlesex, Western Monmouth, Mercer, Salem, Gloucester, Camden, Northwestern Burlington, Ocean, Cumberland, Atlantic, Cape May and Southeastern Burlington. * TIMING...From 11 AM to 6 PM EDT Thursday. * WINDS...North to Northwest winds 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 30 percent. * TEMPERATURES...In the mid to upper 60s. * IMPACTS...The combination of very dry conditions, low relative humidity, and gusty winds will result in favorable conditions for the rapid spread of fires. Any fires that develop may become difficult to contain, especially cross the Pine Barrens region. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly due to a combination of strong winds, low relative humidity, and dry fuels. Any fires that develop may quickly get out of control and become difficult to contain. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$ OHara
879 WWUS81 KPHI 241637 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 1237 PM EDT Thu Oct 24 2024 NJZ012-013-015>023-027-242200- /O.CON.KPHI.FW.W.0002.000000T0000Z-241024T2200Z/ Middlesex-Western Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Southeastern Burlington- 1237 PM EDT Thu Oct 24 2024 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF CENTRAL AND SOUTHERN NEW JERSEY... * AFFECTED AREA...Middlesex, Western Monmouth, Mercer, Salem, Gloucester, Camden, Northwestern Burlington, Ocean, Cumberland, Atlantic, Cape May and Southeastern Burlington. * TIMING...Until 6 PM EDT today. * WINDS...Northwest 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 30 percent. * TEMPERATURES...Up to 70. * IMPACTS...The combination of very dry conditions, low relative humidity, and gusty winds will result in favorable conditions for the rapid spread of fires. Any fires that develop may become difficult to contain, especially cross the Pine Barrens region. 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. && $$ MPS
175 WWUS81 KPHI 242153 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 553 PM EDT Thu Oct 24 2024 NJZ012-013-015>023-027-242300- /O.EXP.KPHI.FW.W.0002.000000T0000Z-241024T2200Z/ Middlesex-Western Monmouth-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May- Southeastern Burlington- 553 PM EDT Thu Oct 24 2024 ...RED FLAG WARNING WILL EXPIRE AT 6 PM EDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FOR PORTIONS OF CENTRAL AND SOUTHERN NEW JERSEY... Conditions have fallen below Red Flag Warning criteria. Elevated risk of fire spread remains possible. See Special Weather Statement for more information. $$ DeSilva
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 23, 3:39 AM EDT | Small Craft Advisory | PHI | 62 hr |
Nearby
Red Flag Warnings in New Jersey, 2024Every red flag warning in 2024
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.