Alert archive / New Jersey / Fire Weather Watches in 2021
Fire Weather Watch 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this fire weather watch at Mar 13, 2021, 2:56 PM EST for 4 states. It took effect at Mar 14, 2021, 8:00 AM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 13, 2021, 2:56 PM EST (19:56 UTC)
- In effect from
- Mar 14, 2021, 8:00 AM EDT
- Expired
- Mar 14, 2021, 4:22 AM EDT
- In force
- Issued by
- NWS Philadelphia/Mount Holly
All 30 counties
Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline 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, Warren County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 19:58 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 12:00Z, 7.9 hours before the alert went out and 216 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
- 2203 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- -25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
731 WWUS81 KPHI 131956 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 256 PM EST Sat Mar 13 2021 Fire Weather Watch in Effect from Sunday Morning Through Sunday Night DEZ001>004-MDZ012-015-019-020-NJZ007>010-012>027-PAZ060>062-070- 071-101>106-140400- /O.NEW.KPHI.FW.A.0001.210314T1200Z-210315T1200Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline-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-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 256 PM EST Sat Mar 13 2021 ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING FOR GUSTY WINDS AND VERY DRY CONDITIONS FOR NEW JERSEY, SOUTHEAST PENNSYLVANIA, DELAWARE, AND THE EASTERN SHORE OF MARYLAND. The National Weather Service in Mount Holly has issued a Fire Weather Watch, which is in effect from Sunday morning through Monday morning. * AFFECTED AREA...New Castle, Kent, Inland Sussex, Delaware Beaches, Warren, Morris, Hunterdon, Somerset, Kent MD, Middlesex, Western Monmouth, Eastern Monmouth, Queen Annes, Mercer, Salem, Gloucester, Camden, Talbot, Northwestern Burlington, Caroline, Ocean, Cumberland, Atlantic, Cape May, Atlantic Coastal Cape May, Coastal Atlantic, Coastal Ocean, Southeastern Burlington, Berks, Lehigh, Northampton, Delaware, Philadelphia, Western Chester, Eastern Chester, Western Montgomery, Eastern Montgomery, Upper Bucks and Lower Bucks. * TIMING...Sunday morning through early Monday morning. * WINDS...Northwest 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 19 percent. * TEMPERATURES...In the upper 30s. * IMPACTS...Gusty winds and very dry air associated with the past stretch of dry weather will combine to create conditions favorable for the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur due to a combination of strong winds, low relative humidities, and dry fuels. Listen for later forecasts and possible Red Flag Warnings. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$ Davis
3 follow-up statements
925 WWUS81 KPHI 140220 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 920 PM EST Sat Mar 13 2021 Fire Weather Watch in Effect from Sunday Morning Through Sunday Night DEZ001>004-MDZ012-015-019-020-NJZ007>010-012>027-PAZ060>062-070- 071-101>106-141100- /O.CON.KPHI.FW.A.0001.210314T1200Z-210315T1200Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline-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-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 920 PM EST Sat Mar 13 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM 8 AM EDT SUNDAY THROUGH MONDAY MORNING FOR GUSTY WINDS AND VERY DRY CONDITIONS FOR NEW JERSEY, SOUTHEAST PENNSYLVANIA, DELAWARE, AND THE EASTERN SHORE OF MARYLAND. ... * AFFECTED AREA...New Castle, Kent, Inland Sussex, Delaware Beaches, Warren, Morris, Hunterdon, Somerset, Kent MD, Middlesex, Western Monmouth, Eastern Monmouth, Queen Annes, Mercer, Salem, Gloucester, Camden, Talbot, Northwestern Burlington, Caroline, Ocean, Cumberland, Atlantic, Cape May, Atlantic Coastal Cape May, Coastal Atlantic, Coastal Ocean, Southeastern Burlington, Berks, Lehigh, Northampton, Delaware, Philadelphia, Western Chester, Eastern Chester, Western Montgomery, Eastern Montgomery, Upper Bucks and Lower Bucks. * TIMING...Sunday morning through early Monday morning. * WINDS...Northwest 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 19 percent. * TEMPERATURES...High are expected to be in the mid 50s with low 60s possible across DelMarVa. Lows Sunday night will be in the 20s. * IMPACTS...Gusty winds and very dry air associated with the past stretch of dry weather will combine to create conditions favorable for the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur due to a combination of strong winds, low relative humidities, and dry fuels. Listen for later forecasts and possible Red Flag Warnings. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$
550 WWUS81 KPHI 140233 CCA RFWPHI URGENT - FIRE WEATHER MESSAGE...CORRECTED National Weather Service Mount Holly NJ 933 PM EST Sat Mar 13 2021 Fire Weather Watch in Effect from Sunday Morning Through Sunday Night DEZ001>004-MDZ012-015-019-020-NJZ007>010-012>027-PAZ060>062-070- 071-101>106-141100- /O.COR.KPHI.FW.A.0001.210314T1200Z-210315T1200Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline-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-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 933 PM EST Sat Mar 13 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM 8 AM EDT SUNDAY THROUGH MONDAY MORNING FOR GUSTY WINDS AND VERY DRY CONDITIONS FOR NEW JERSEY, SOUTHEAST PENNSYLVANIA, DELAWARE, AND THE EASTERN SHORE OF MARYLAND... * AFFECTED AREA...New Castle, Kent, Inland Sussex, Delaware Beaches, Warren, Morris, Hunterdon, Somerset, Kent MD, Middlesex, Western Monmouth, Eastern Monmouth, Queen Annes, Mercer, Salem, Gloucester, Camden, Talbot, Northwestern Burlington, Caroline, Ocean, Cumberland, Atlantic, Cape May, Atlantic Coastal Cape May, Coastal Atlantic, Coastal Ocean, Southeastern Burlington, Berks, Lehigh, Northampton, Delaware, Philadelphia, Western Chester, Eastern Chester, Western Montgomery, Eastern Montgomery, Upper Bucks and Lower Bucks. * TIMING...Sunday morning through early Monday morning. * WINDS...Northwest 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 19 percent. * TEMPERATURES...High are expected to be in the mid 50s with low 60s possible across DelMarVa. Lows Sunday night will be in the 20s. * IMPACTS...Gusty winds and very dry air associated with the past stretch of dry weather will combine to create conditions favorable for the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur due to a combination of strong winds, low relative humidities, and dry fuels. Listen for later forecasts and possible Red Flag Warnings. For more information about wildfire danger, burn restrictions, and wildfire prevention and education, please visit your state forestry or environmental protection website. && $$
711 WWUS81 KPHI 140822 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 422 AM EDT Sun Mar 14 2021 DEZ001>004-MDZ012-015-019-020-NJZ007>010-012>027-PAZ060>062-070- 071-101>106-142100- /O.UPG.KPHI.FW.A.0001.210314T1200Z-210315T1200Z/ /O.NEW.KPHI.FW.W.0001.210314T1200Z-210315T2100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline-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-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- 422 AM EDT Sun Mar 14 2021 ...RED FLAG WARNING IN EFFECT FROM 8 AM THIS MORNING TO 5 PM EDT MONDAY... The National Weather Service in Mount Holly has issued a Red Flag Warning. It is in effect from 8:00 AM this morning until 5:00 PM Monday. * AFFECTED AREAS...Berks County, the Lehigh Valley and southeastern Pennsylvania. Also, most of New Jersey, all of Delaware, and parts of eastern Maryland. * TIMING...Through late Monday afternoon. * WINDS...Northwest increasing to 20 to 25 mph with gusts around 35 to 40 mph for this afternoon and evening. Northwest 10 to 15 mph with gusts around 20 mph from late tonight into Monday. * RELATIVE HUMIDITY...Dropping to around 20 percent this afternoon, recovering only to 35 to 40 percent late tonight, then falling back to 15 to 20 percent on Monday. * TEMPERATURES...High mainly in the 50s today and in the upper 30s to middle 40s on Monday. Lows tonight mostly in the 20s. * IMPACTS...Gusty winds, very dry air and drying fuels will combine to create conditions favorable for the rapid spread of wildfires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are expected 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
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 2:44 PM EST | Wind Advisory | PHI | New Castle | 28 hr |
| Mar 13, 2:41 PM EST | Small Craft Advisory | PHI | 2 hr | |
| Mar 13, 4:48 PM EST | Gale Warning | PHI | 37 hr |
Nearby
Fire Weather Watches in New Jersey, 2021Fire Weather Watches in Pennsylvania, 2021Fire Weather Watches in Maryland, 2021Every fire weather watch in 2021
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.