Alert archive / Maryland / Tornado Warnings in 1996
Tornado Warning 18, NWS Baltimore/Washington
NWS Baltimore/Washington issued this tornado warning at Jul 19, 1996, 2:41 PM EDT for Frederick County, Maryland. It was in force for 34 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 19, 1996, 2:41 PM EDT (18:41 UTC)
- Expired
- Jul 19, 1996, 3:15 PM EDT
- In force
- 34 min
- Issued by
- NWS Baltimore/Washington
- Area
- Whole counties
County Frederick County, MD
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 19, 3:20 PM EDT | Tornado F1 | Rosemont, MD | |
| Jul 19, 3:20 PM EDT | Thunderstorm Wind | Rosemont, MD |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 6.7 hours before the alert went out and 58 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
- 531 J/kg
- Mixed-layer CIN
- -151 J/kg
- Mixed-layer LCL
- 810 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 207 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 3:20 PM EDT | Tornado Warning | LWX | Loudoun | 35 min |
| Jul 19, 4:01 PM EDT | Tornado Warning | LWX | Fairfax | 49 min |
| Jul 19, 4:08 PM EDT | Tornado Warning | LWX | Loudoun | 47 min |
| Jul 19, 4:20 PM EDT | Severe Thunderstorm Warning | LWX | Arlington, Fairfax, City of Alexandria, City of Falls Church | 50 min |
| Jul 19, 4:20 PM EDT | Severe Thunderstorm Warning | LWX | City of Fairfax | 50 min |
| Jul 19, 4:59 PM EDT | Severe Thunderstorm Warning | LWX | Prince William, City of Manassas, City of Manassas Park | 66 min |
| Jul 19, 5:30 PM EDT | Severe Thunderstorm Warning | LWX | Stafford | 50 min |
| Jul 19, 6:06 PM EDT | Severe Thunderstorm Warning | LWX | King George | 49 min |
| Jul 19, 9:38 AM EDT | Flash Flood Warning | LWX | Frederick, Washington | 92 min |
| Jul 19, 12:34 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 41 min |
| Jul 19, 12:43 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 62 min |
| Jul 19, 2:22 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 63 min |
| Jul 19, 3:10 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 45 min |
| Jul 19, 3:35 PM EDT | Flash Flood Warning | LWX | Frederick | 65 min |
| Jul 19, 3:38 PM EDT | Tornado Warning | LWX | Montgomery | 47 min |
| Jul 19, 3:49 PM EDT | Tornado Warning | LWX | Baltimore, Carroll | 36 min |
| Jul 19, 4:10 PM EDT | Tornado Warning | LWX | Baltimore, City of Baltimore | 50 min |
| Jul 19, 4:40 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 50 min |
| Jul 19, 4:55 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 65 min |
| Jul 19, 7:49 AM EDT | Flash Flood Warning | LWX | Hampshire, Mineral | 3 hr |
| Jul 19, 10:47 AM EDT | Flash Flood Warning | LWX | Grant, Hampshire, Hardy, Mineral | 5 hr |
| Jul 19, 2:48 PM EDT | Severe Thunderstorm Warning | LWX | Berkeley | 32 min |
Nearby
Tornado Warnings in Maryland, 1996Every tornado warning in 1996Tornadoes in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.