Alert archive / Maryland / Red Flag Warnings in 2025
Red Flag Warning 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this red flag warning at Mar 1, 2025, 3:13 AM EST for Kent County, New Castle County, Sussex County, Delaware; 4 counties in Maryland. It took effect at Mar 1, 2025, 11:00 AM EST. It was in force for 9 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
- Mar 1, 2025, 3:13 AM EST (08:13 UTC)
- In effect from
- Mar 1, 2025, 11:00 AM EST
- Expired
- Mar 1, 2025, 8:00 PM EST
- In force
- 9 hr
- Issued by
- NWS Philadelphia/Mount Holly
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
The radar
The Dover AFB radar (KDOX), 40 km from the middle of the area, began a volume at 08:17 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
Wallops Is Stn, VA (KWAL), launched 00:00Z, 8.2 hours before the alert went out and 128 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
- 1778 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 219 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
248 WWUS81 KPHI 010813 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 313 AM EST Sat Mar 1 2025 DEZ001>004-MDZ012-015-019-020-020100- /O.UPG.KPHI.FW.A.0001.250301T1600Z-250302T0100Z/ /O.NEW.KPHI.FW.W.0001.250301T1600Z-250302T0100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline- 313 AM EST Sat Mar 1 2025 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR DELAWARE AND THE UPPER EASTERN SHORE OF MARYLAND... 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 this morning to 8 PM EST this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...New Castle, Kent, Inland Sussex, Delaware Beaches, Kent MD, Queen Annes, Talbot and Caroline. * TIMING...From 11 AM this morning to 8 PM EST this evening. * WINDS...Northwest 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 25 to 30 percent. * TEMPERATURES...In the 50s to low 60s. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. 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. && $$ Staarmann
1 follow-up statement
045 WWUS81 KPHI 020043 RFWPHI URGENT - FIRE WEATHER MESSAGE National Weather Service Mount Holly NJ 743 PM EST Sat Mar 1 2025 DEZ001>004-MDZ012-015-019-020-020145- /O.EXP.KPHI.FW.W.0001.000000T0000Z-250302T0100Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline- 743 PM EST Sat Mar 1 2025 ...RED FLAG WARNING WILL EXPIRE AT 8 PM EST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR DELAWARE AND THE UPPER EASTERN SHORE OF MARYLAND... Relative humidity levels are increasing as temperatures fall across the area. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 4:28 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 5 hr |
Nearby
Red Flag Warnings in Maryland, 2025Red Flag Warnings in Delaware, 2025Every red flag warning in 2025
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.