Alert archive / Virginia / Special Weather Statements in 2012

Special Weather Statement, NWS Blacksburg, VA

May 1, 2012Amherst County, City of Buena Vista, City of Lexington, Virginia

NWS Blacksburg, VA issued this special weather statement at May 1, 2012, 4:45 AM EDT for Amherst County, City of Buena Vista, City of Lexington, Virginia. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 1, 2012, 4:45 AM EDT (08:45 UTC)
Expired: May 1, 2012, 5:45 AM EDT
In force: 60 min
Issued by: NWS Blacksburg, VA

Counties Amherst County, VA, City of Buena Vista, VA, City of Lexington, VA

The radar

The Roanoke radar (KFCX), 125 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

Roanoke, VA (KRNK), launched 00:00Z, 8.8 hours before the alert went out and 61 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 997 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 661 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 211 m²/s²
0-3 km storm-relative helicity: 284 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 4.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this special weather statement went out at May 1, 4:41 AM EDT, 4 minutes earlier.

Area forecast discussion, May 1, 4:41 AM EDT, 4 minutes before

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Hazardous weather outlook, Apr 30, 10:17 PM EDT, 6 hours 28 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
1017 PM EDT MON APR 30 2012

NCZ004>006-VAZ007-009>014-016>020-032-033-043-044-046-047-058-059-
WVZ042>045-020230-
STOKES-ROCKINGHAM-CASWELL-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-
MONTGOMERY-CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-PATRICK-FRANKLIN-
HENRY-PITTSYLVANIA-APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-MERCER-
SUMMERS-MONROE-GREENBRIER-
1017 PM EDT MON APR 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH
CAROLINA...CENTRAL VIRGINIA...SOUTH CENTRAL VIRGINIA...SOUTHWEST
VIRGINIA...WEST CENTRAL VIRGINIA AND SOUTHEAST WEST VIRGINIA.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

VAZ022>024-034-035-045-020230-
ROANOKE-BOTETOURT-ROCKBRIDGE-BEDFORD-AMHERST-CAMPBELL-
1017 PM EDT MON APR 30 2012

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT TUESDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL VIRGINIA...SOUTH
CENTRAL VIRGINIA AND WEST CENTRAL VIRGINIA.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   DENSE FOG ADVISORY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   DENSE FOG ADVISORY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ001>003-018>020-VAZ015-020230-
ASHE-ALLEGHANY NC-SURRY-WATAUGA-WILKES-YADKIN-GRAYSON-
1017 PM EDT MON APR 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH
CAROLINA...NORTHWEST NORTH CAROLINA AND SOUTHWEST VIRGINIA.

.DAY ONE...TONIGHT.

THUNDERSTORMS COULD BE SEVERE BEFORE MIDNIGHT WITH LARGE HAIL AND
HEAVY RAIN. ANY ADDITIONAL THUNDERSTORMS AFTER MIDNIGHT COULD
CAUSE LOCALIZED FLOODING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, May 1, 2:57 AM EDT, 1 hour 48 minutes before

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Special weather statement, May 1, 2:58 AM EDT, 1 hour 47 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
258 AM EDT TUE MAY 1 2012

VAZ019-020-WVZ042>045-010800-
ALLEGHANY VA-BATH VA-GREENBRIER WV-MERCER WV-MONROE WV-SUMMERS WV-
258 AM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL AFFECT ALLEGHANY...BATH...GREENBRIER...
MERCER...MONROE AND SUMMERS COUNTIES...

AT 250 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM MARLINTON
WEST VIRGINIA...TO 20 MILES WEST OF BLUEFIELD WEST VIRGINIA...MOVING
SOUTHEAST AT 30 MPH.

WIND GUSTS TO 30 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THESE
STORMS.

THESE STORMS WILL BE NEAR JUMPING BRANCH...HIX...HINTON...AND RORER
AROUND 300 AM...CAMP CREEK STATE PARK...BLUESTONE DAM...BLUESTONE
STATE PARK...AND LEWISBURG AROUND 315 AM AND BLUEFIELD...WARM
SPRINGS...COVINGTON AND UNION BETWEEN 330 AND 400 AM.

LAT...LON 3819 7952 3816 7952 3817 7947 3777 7996
      3725 8121 3734 8137 3746 8131 3758 8119
      3761 8108 3772 8098 3770 8090 3782 8094
      3788 8076 3793 8081 3818 8036 3811 8035
      3804 8021 3807 7997 3818 7992 3827 7981

PEM

Special weather statement, May 1, 2:58 AM EDT, 1 hour 47 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
258 AM EDT TUE MAY 1 2012

VAZ011-WVZ042>045-010800-
GILES VA-GREENBRIER WV-MERCER WV-MONROE WV-SUMMERS WV-
258 AM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL AFFECT GILES...GREENBRIER...MERCER...
MONROE AND SUMMERS COUNTIES...

AT 256 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 5 MILES
SOUTH OF BECKLEY TO 9 MILES WEST OF MATOAKA...MOVING EAST AT 40 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.

THESE STORMS WILL BE NEAR WENONAH...MATOAKA...FLAT TOP...AND MONTCALM
AROUND 310 AM...CAMP CREEK STATE PARK...JUMPING BRANCH...AND SANDLICK
AROUND 315 AM...SANDSTONE...JUMPING BRANCH AND AND ELLISON AROUND 320
AM.

LAT...LON 3769 8029 3728 8094 3736 8136 3741 8133
      3742 8129 3746 8131 3752 8122 3758 8119
      3761 8108 3764 8107 3772 8098 3770 8090
      3774 8093 3778 8090 3782 8094 3785 8089

RCS

Special weather statement, May 1, 3:01 AM EDT, 1 hour 44 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
301 AM EDT TUE MAY 1 2012

WVZ042>044-010800-
MERCER WV-MONROE WV-SUMMERS WV-
301 AM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL AFFECT MERCER...MONROE AND SUMMERS
COUNTIES...

AT 256 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 5 MILES
SOUTH OF BECKLEY TO 9 MILES WEST OF MATOAKA...MOVING EAST AT 40 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.

THESE STORMS WILL BE NEAR WENONAH...MATOAKA...FLAT TOP...AND MONTCALM
AROUND 310 AM...CAMP CREEK STATE PARK...JUMPING BRANCH...AND SANDLICK
AROUND 315 AM...SANDSTONE...JUMPING BRANCH AND AND ELLISON AROUND 320
AM.

LAT...LON 3781 8072 3772 8064 3768 8045 3772 8040
      3769 8038 3769 8029 3738 8078 3743 8086
      3735 8085 3730 8095 3736 8136 3742 8129
      3746 8131 3752 8122 3758 8119 3761 8108
      3772 8098 3770 8090 3782 8094 3785 8089

RCS

Special weather statement, May 1, 3:44 AM EDT, 1 hour 1 minute before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
344 AM EDT TUE MAY 1 2012

VAZ020-024-010845-
BATH VA-ROCKBRIDGE VA-
344 AM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL AFFECT BATH AND ROCKBRIDGE COUNTIES...

AT 342 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 14 MILES
NORTHEAST OF WARM SPRINGS TO 5 MILES NORTH OF CLIFTON FORGE CITY...
MOVING EAST AT 50 MPH.

WIND GUSTS TO 30 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THESE
STORMS.

THESE STORMS WILL BE NEAR YOST AROUND 355 AM...GOSHEN AROUND 400
AM...ROCKBRIDGE BATHS AROUND 410 AM...BROWNSBURG AROUND 415 AM...
FAIRFIELD AROUND 420 AM AND VESUVIUS AROUND 425 AM.

LAT...LON 3819 7952 3816 7952 3817 7944 3809 7948
      3793 7920 3789 7915 3785 7914 3780 7917
      3782 7923 3781 7964 3783 7962 3787 7964
      3784 7969 3789 7975 3789 7988 3792 7991
      3793 7991 3822 7967 3822 7964

RCS

Special weather statement, May 1, 4:45 AM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
445 AM EDT TUE MAY 1 2012

VAZ024-034-035-010945-
AMHERST VA-BEDFORD VA-ROCKBRIDGE VA-
445 AM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL AFFECT AMHERST...BEDFORD AND ROCKBRIDGE
COUNTIES...

AT 442 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 13 MILES
EAST OF ROCKBRIDGE BATHS TO 4 MILES NORTH OF GLASGOW...MOVING EAST AT
25 MPH.

WIND GUSTS TO 30 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THESE
STORMS.

THESE STORMS WILL BE NEAR SNOWDEN...ORONOCO...AND ALTO AROUND 455
AM...BIG ISLAND AROUND 500 AM...PLEASANT VIEW...NAOLA...AND FORKS OF
BUFFALO AROUND 510 AM...LOWESVILLE AROUND 515 AM...LOWESVILLE AND AND
ELON AROUND 520 AM.

LAT...LON 3789 7915 3782 7916 3777 7906 3771 7905
      3770 7898 3754 7888 3750 7893 3743 7904
      3742 7905 3742 7907 3741 7907 3765 7965
      3794 7922

RCS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 9:59 PM EDT	Dense Fog Advisory	RNK	Amherst, Bedford, Botetourt, Campbell, Roanoke, Rockbridge and 5 more	9 hr
Apr 30, 11:19 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	56 min
May 1, 2:57 AM EDT	Special Weather Statement	RNK	Alleghany, City of Covington	63 min
May 1, 2:58 AM EDT	Special Weather Statement	RNK	Alleghany, Bath, City of Covington	62 min
May 1, 3:44 AM EDT	Special Weather Statement	RNK	Bath	61 min
May 1, 4:49 AM EDT	Special Weather Statement	RNK	Bedford, City of Lynchburg	56 min
May 1, 5:46 AM EDT	Special Weather Statement	RNK	Franklin, Pittsylvania	59 min
May 1, 12:34 PM EDT	Special Weather Statement	RNK	Tazewell	41 min
May 1, 12:39 PM EDT	Special Weather Statement	RNK	Bland	51 min
May 1, 1:52 PM EDT	Special Weather Statement	RNK	Floyd, Montgomery, Pulaski, City of Radford	53 min
May 1, 2:12 PM EDT	Special Weather Statement	RNK	Pittsylvania	33 min
May 1, 2:19 PM EDT	Special Weather Statement	RNK	Franklin	26 min
May 1, 2:27 PM EDT	Severe Thunderstorm Warning	RNK	Bedford, Floyd, Franklin, Pittsylvania	63 min
May 1, 3:02 PM EDT	Severe Thunderstorm Warning	RNK	Franklin, Henry, Pittsylvania	58 min
May 1, 3:14 PM EDT	Severe Thunderstorm Warning	RNK	Halifax, Pittsylvania	76 min
May 1, 3:28 PM EDT	Severe Thunderstorm Warning	RNK	Franklin, Henry, Patrick, Pittsylvania, City of Martinsville	62 min
May 1, 3:49 PM EDT	Special Weather Statement	RNK	Tazewell	56 min
May 1, 3:54 PM EDT	Severe Thunderstorm Warning	RNK	Charlotte, Halifax, Pittsylvania	66 min
May 1, 5:50 PM EDT	Special Weather Statement	RNK	Patrick	55 min
May 1, 6:13 PM EDT	Special Weather Statement	RNK	Patrick	32 min
May 1, 6:18 PM EDT	Severe Thunderstorm Warning	RNK	City of Martinsville	35 min
May 1, 7:06 PM EDT	Special Weather Statement	RNK	Henry	54 min
Apr 30, 8:06 PM EDT	Special Weather Statement	RNK	Wilkes	54 min
Apr 30, 8:58 PM EDT	Special Weather Statement	RNK	Watauga	62 min
Apr 30, 9:51 PM EDT	Special Weather Statement	RNK	Wilkes	39 min
Apr 30, 10:03 PM EDT	Severe Thunderstorm Warning	RNK	Surry, Wilkes	42 min
Apr 30, 10:49 PM EDT	Severe Thunderstorm Warning	RNK	Surry	56 min
Apr 30, 11:24 PM EDT	Special Weather Statement	RNK	Rockingham	51 min
Apr 30, 11:50 PM EDT	Special Weather Statement	RNK	Stokes	40 min
May 1, 12:01 AM EDT	Special Weather Statement	RNK	Stokes	44 min
May 1, 2:30 PM EDT	Special Weather Statement	RNK	Surry	30 min
May 1, 2:37 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry	43 min
May 1, 3:18 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry	57 min
May 1, 3:40 PM EDT	Special Weather Statement	RNK	Wilkes	35 min
May 1, 3:47 PM EDT	Severe Thunderstorm Warning	RNK	Wilkes, Yadkin	58 min
May 1, 4:11 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry, Yadkin	35 min
May 1, 5:01 PM EDT	Severe Thunderstorm Warning	RNK	Yadkin	29 min
May 1, 5:22 PM EDT	Special Weather Statement	RNK	Caswell	23 min
May 1, 5:44 PM EDT	Special Weather Statement	RNK	Surry	61 min
May 1, 3:01 AM EDT	Special Weather Statement	RNK	Mercer, Monroe, Summers	59 min
May 1, 5:13 PM EDT	Special Weather Statement	RNK	Mercer	62 min

Nearby

Special Weather Statements in Virginia, 2012 Every special weather statement in 2012

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.