Alert archive / Virginia / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 18, NWS Baltimore/Washington
NWS Baltimore/Washington issued this severe thunderstorm warning at May 22, 2001, 2:54 PM EDT for Spotsylvania County, Virginia. It was in force for 51 min. 1 report 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
- May 22, 2001, 2:54 PM EDT (18:54 UTC)
- Expired
- May 22, 2001, 3:45 PM EDT
- In force
- 51 min
- Issued by
- NWS Baltimore/Washington
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Spotsylvania County, VA
The radar
The Sterling radar (KLWX), 89 km from the middle of the area, began a volume at 18:55 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 22, 3:30 PM EDT | Thunderstorm Wind | Partlow, VA | A large oak tree was downed between Partlow and Brakenberg. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 22, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 6.9 hours before the alert went out and 88 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
- 542 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Baltimore/Washington wrote its last area forecast discussion before this severe thunderstorm warning went out at May 22, 10:42 AM EDT, 4 hours 12 minutes earlier.
Area forecast discussion, May 22, 10:42 AM EDT, 4 hours 12 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON 1042 AM EDT TUE MAY 22 2001 FCST ESSENTIALLY REMAINS ON TRACK. CONVECTION CONTG IN CENTRAL W.V. AHD OF CD FNT WHICH IS XPCTD TO REACH IAD/DCA ARND 00Z. XTNSV CLD CVR WL HELP TO LIMIT HIGH TEMPS THIS AFTN...BUT UPPER DYNAMICS QUITE GUD WITH UPPER DIVERGENCE AND JET ROUNDING THE BOTTOM OF THE TROF. SPC TALKED ABOUT ISOLD TORNADOES IN ERN WV/NRN VA/MD IN THEIR 12Z DSCN. FOR IAD THE 6Z M-ETA SHOWS BEST HELICITY BETWEEN 6 AND 8 PM. XTND FCST (BEYOND TDA) RMNS UNCHGD. LOOKED TO BE FAIRLY COOL FOR THE NEXT SVRL DAYS. DCA 78 58 77 57 / 80 50 5 10 BWI 77 57 76 55 / 80 50 5 10 MRB 74 54 75 50 / 80 50 10 20 IAD 77 56 76 53 / 80 50 5 10 CHO 78 55 77 50 / 70 50 10 20 HGR 73 53 73 50 / 80 50 10 20 NHK 80 60 78 55 / 70 50 5 10 .LWX... DC...NONE. MD...FLASH FLOOD WATCH FOR TUESDAY FOR ZONES MDZ002>003. VA...FLASH FLOOD WATCH FOR TUESDAY FOR ZONES VAZ021...VAZ025>031... VAZ036>040...VAZ050>051. WV...FLASH FLOOD WATCH FOR TUESDAY FOR ZONES WVZ048>055. WOODY
In the hours before
Special weather statement, May 22, 11:03 AM EDT, 3 hours 51 minutes before
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</html>Special weather statement, May 22, 1:41 PM EDT, 1 hour 13 minutes before
DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042- 050>057-WVZ048>055-230000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BALTIMORE-WASHINGTON 141 PM EDT TUE MAY 22 2001 SEVERE THUNDERSTORM WATCH NUMBER 274 IS IN EFFECT UNTIL 800 PM EDT FOR THE FOLLOWING AREAS... DISTRICT OF COLUMBIA IN MARYLAND... ALLEGANY...ANNE ARUNDEL...CALVERT...CARROLL... CHARLES...FREDERICK...HARFORD...HOWARD...MONTGOMERY...NORTHERN BALTIMORE...PRINCE GEORGES...SOUTHERN BALTIMORE...ST. MARYS AND WASHINGTON IN VIRGINIA... ALBEMARLE...ARLINGTON/FALLS CHURCH/ALEXANDRIA... AUGUSTA...CLARKE...CULPEPER...FAIRFAX...FAUQUIER...FREDERICK... GREENE...HIGHLAND...KING GEORGE...LOUDOUN...MADISON...NELSON... ORANGE...PAGE...PRINCE WILLIAM/MANASSAS/MANASSAS PARK... RAPPAHANNOCK...ROCKINGHAM...SHENANDOAH...SPOTSYLVANIA...STAFFORD AND WARREN IN WEST VIRGINIA... BERKELEY...GRANT...HAMPSHIRE...HARDY... JEFFERSON...MINERAL...MORGAN AND PENDLETON A COLD FRONT STRETCHING ACROSS WESTERN WEST VIRGINIA DOWN THROUGH THE CAROLINAS WILL BE MOVING TO THE EAST DURING THE LATE AFTERNOON AND EVENING. THUNDERSTORMS HAVE BEEN OCCURRING ALONG THE COLD FRONT ALL DAY...AND BY LATE AFTERNOON ARE EXPECTED TO MOVE INTO THE EASTERN PANHANDLE OF WEST VIRGINIA...AND WESTERN VIRGINIA. THESE STORMS HAVE THE POTENTIAL TO PRODUCE HAIL UP TO ONE INCH IN DIAMETER AND WINDS GUSTS TO 75 MPH. THE STORMS ARE EXPECTED< TO PUSH INTO THE GREATER WASHINGTON DC AREA DURING THE EVENING HOURS. STAY TUNED TO NOAA WEATHER RADIO FOR UPDATES ON THE DEVELOPMENT OF THESE STORMS. ABW
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | Augusta, Nelson | 23 min |
| May 22, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | City of Staunton | 23 min |
| May 22, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | City of Waynesboro | 23 min |
| May 22, 5:30 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Greene, Orange | 45 min |
| May 22, 5:30 PM EDT | Severe Thunderstorm Warning | LWX | City of Charlottesville | 45 min |
| May 22, 6:20 PM EDT | Severe Thunderstorm Warning | LWX | Fauquier, Prince William, Spotsylvania, Stafford, City of Fredericksburg | 40 min |
| May 22, 6:46 PM EDT | Tornado Warning | LWX | Prince William | 14 min |
| May 22, 7:06 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax | 24 min |
| May 22, 7:06 PM EDT | Severe Thunderstorm Warning | LWX | King George | 24 min |
| May 22, 7:19 PM EDT | Severe Thunderstorm Warning | LWX | Arlington, City of Alexandria | 26 min |
| May 22, 5:09 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 36 min |
| May 22, 6:58 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 17 min |
| May 22, 7:27 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 63 min |
| May 22, 7:27 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 63 min |
| May 22, 7:46 PM EDT | Tornado Warning | LWX | Calvert, Saint Mary's | 24 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 2001Every severe thunderstorm warning in 2001
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; radar from the NEXRAD Level II archive.