Alert archive / Maryland / Flash Flood Warnings in 2026

Flash Flood Warning 92, NWS Wakefield, VA

September 13, 2026Worcester County, Maryland

NWS Wakefield, VA issued this flash flood warning at Sep 13, 2026, 4:43 AM EDT for Worcester County, Maryland. It was in force for 3 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
Sep 13, 2026, 4:43 AM EDT (08:43 UTC)
Expired
Sep 13, 2026, 7:45 AM EDT
In force
3 hr
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Flood severity
None

County Worcester County, MD

The radar

The Dover AFB radar (KDOX), 69 km from the middle of the area, began a volume at 08:47 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 00:00Z, 8.7 hours before the alert went out and 361 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2026-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2026-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1254 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 12, 8:08 PM EDTAreal Flood AdvisoryAKQAmelia, Cumberland3 hr
Sep 13, 4:31 AM EDTSpecial Marine WarningAKQ44 min
Sep 13, 4:37 AM EDTAreal Flood AdvisoryAKQCaroline, Essex, Hanover, King and Queen, King William, Northumberland and 2 more3 hr
Sep 13, 1:02 PM EDTSmall Craft AdvisoryAKQ50 hr
Sep 13, 4:49 PM EDTSpecial Marine WarningAKQ46 min
Sep 13, 3:51 AM EDTSpecial Weather StatementAKQWorcester39 min
Sep 13, 5:03 AM EDTAreal Flood AdvisoryAKQDorchester, Somerset, Wicomico, Worcester3 hr

Nearby

Flash Flood Warnings in Maryland, 2026Every flash flood warning in 2026

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.