Alert archive / West Virginia / Special Weather Statements in 2012
Special Weather Statement, NWS Charleston, WV
NWS Charleston, WV issued this special weather statement at May 27, 2012, 2:49 PM EDT for Webster County, West Virginia. It was in force for 26 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 27, 2012, 2:49 PM EDT (18:49 UTC)
- Expired
- May 27, 2012, 3:15 PM EDT
- In force
- 26 min
- Issued by
- NWS Charleston, WV
County Webster County, WV
The radar
The Charleston,WV radar (KRLX), 135 km from the middle of the area, began a volume at 18:48 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 12:00Z, 6.8 hours before the alert went out and 153 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
- 354 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 639 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -42 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>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 Charleston, WV wrote its last area forecast discussion before this special weather statement went out at May 27, 1:45 PM EDT, 1 hour 4 minutes earlier.
Area forecast discussion, May 27, 1:45 PM EDT, 1 hour 4 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHARLESTON WV 145 PM EDT SUN MAY 27 2012 .SYNOPSIS... WEAK FRONT JUST NORTH OF THE AREA MOVES NORTH AS A WARM FRONT THIS AFTERNOON. HIGH PRESSURE CONTINUES TO BRINGS SUMMER LIKE WEATHER FOR MEMORIAL DAY. COLD FRONT BRINGS SHOWERS AND STORMS TUESDAY. && .NEAR TERM /THROUGH MONDAY/... SAME STORY DIFFERENT DAY...CONVECTION IS DEVELOPING ACROSS THE HIGHER TERRAIN OF WV BUT SO FAR HAS STRUGGLED TO MAINTAIN ITSELF. THE WEAK BOUNDARY THAT HAS BEEN STALLED NORTH OF OUR CWA IS STARTING TO PUSH BACK NORTH AS A WARM FRONT...AND MAY BE ABLE TO FIRE SOME CONVECTION CLOSE TO OUR VERY NORTHERN ZONES BUT UNCERTAIN IF THEY WILL ACTUALLY MAKE IT INTO OUR FORECAST AREA OR NOT. DO HAVE SLIGHT CHANCE POPS WEST TO ABOUT THE OHIO RIVER RIGHT ALONG OUR NORTHERN CWA BORDER. THERE IS PLENTY OF INSTABILITY...BUT SHEAR IS FAIRLY WEAK. IF CONVECTION DOES IMPACT THIS AREA...COULD GET SOME SMALL HAIL AND GUSTY WINDS...BUT NOT ANYTHING WIDESPREAD. JUST LIKE THE LAST FEW DAYS...CONVECTION SHOULD BE DIURNAL AN BEGIN FADING OFF AFTER 00Z. EXPECT A DRY NIGHT...AT LEAST IN TERMS OF PRECIP...WITH POPS INCREASING AGAIN ON MONDAY IN ANOTHER RELATIVELY UNSTABLE BUT LOW SHEAR DAY. NAM DOES INDICATE A LITTLE SURFACE CONVERGENCE...MAYBE ALONG AN OUTFLOW BOUNDARY FROM CONVECTIVE COMPLEX FARTHER OF TO THE NORTHWEST TONIGHT. SO WILL HAVE TO WATCH FOR INDICATIONS OF THIS WHICH COULD LEAD TO MORE COVERAGE. WILL SEE ANOTHER MILD NIGHT TONIGHT...WITH DEWPOINTS IN THE 60S. STAYED ON THE HIGH SIDE OF GUIDANCE FOR DEWPOINTS AS IT SEEMS MOS NUMBERS HAVE BEEN A BIT LOW THE LAST FEW DAYS. MEMORIAL DAY WILL BE ANOTHER HOT ONE AS AFTERNOON TEMPS CLIMB INTO THE 90S ACROSS THE LOWLANDS AND UPPER 70S AND 80S IN THE MOUNTAINS. ACCORDING TO THE NAM...WARMEST 850S TODAY ARE ACROSS SE OHIO AND THE TRI-STATE AREA...WHICH WILL SHIFT TO SOUTHERN WEST VIRGINIA INTO VIRGINIA TOMORROW. SO HAVE HIGHS FOR MONDAY A BIT COOLER IN SE OHIO THAN FOR TODAY...BUT A BIT WARMER DOWN INTO THE COAL FIELDS. && .SHORT TERM /MONDAY NIGHT THROUGH TUESDAY NIGHT/... THE NAM/GFS/CMC-REGIONAL AND THE PREVIOUS SREF SUGGESTED AFTERNOON CONVECTION DEVELOPING ALONG THE EASTERN MOUNTAINS...AND AHEAD OF AN APPROACHING COLD FRONT OVER PORTIONS OF SOUTHEAST OH LATE MONDAY. EXPECT FEW OUTFLOW BOUNDARIES ENTERING SOUTHEAST OH MONDAY AFTERNOON...WITH DEWPOINTS IN THE UPPER 60S AHEAD OF THE FRONT...HAVE INTRODUCED CHANCE POPS ACCORDINGLY. AFTERNOON CONVECTION SHOULD DECREASE BY SUNSET MONDAY EVENING. STRONGER CONVECTION ASSOCIATED WITH THE COLD FRONT ITSELF WILL IS EXPECTED TO REACH THE OH RIVER TUESDAY AFTERNOON. INCREASED POPS TO HIGH LIKELY CLOSER TO SREF/NAM MODELS. MINOR TEMPERATURE CHANGES NOTED. BLENDED ONCE AGAIN BIAS CORRECTED VERSIONS OF SREF/GMOS THROUGH THE PERIOD. && .LONG TERM /WEDNESDAY THROUGH SATURDAY/... THE PATTERN CHANGE TO COOLER THAN NORMAL TEMPERATURES STILL APPEAR LIKELY AS WE END THE MONTH OF MAY AND FLIP THE CALENDAR TO JUNE. EVEN THOUGH THE FIRST FRONT IS WEAKENING...THERE APPEARS ENOUGH 850 TO 700 MB FLOW TO BRING LOWER POPS EAST FASTER BY WEDNESDAY. SO WAS A BIT FASTER LOWERING POPS OVERNIGHT TUESDAY NIGHT INTO WEDNESDAY MORNING. TRIED TO KEEP MOST AREAS DRY ON WEDNESDAY. THE BROAD MID LEVEL TROF DEVELOPING OVER THE GREAT LAKES AND MIDWEST BY DAY 6 AND 7...MAKES IT HARD TO PINPOINT TIMING OF HIGHER POPS AT THE END OF THE WEEK. HAVE POPS INCREASING BY THURSDAY NIGHT AND LINGER INTO FRIDAY EVENING. EVENTUALLY WE MAY BE ABLE TO SHORTEN THE DURATION. && .AVIATION /17Z SUNDAY THROUGH THURSDAY/... CONVECTION ONCE AGAIN DEVELOPING OVER THE NORTHERN MOUNTAINS. VFR EXPECTED THROUGH THE EVENING...HOWEVER MVFR POSSIBLE IN AND AROUND THE STRONGER CELLS. OVERALL PATTERN NOT MUCH DIFFERENT THAN LAST NIGHT...SO USED OBS FROM LAST NIGHT AS A BASIS FOR ADDING FOG TONIGHT. AGAIN...EXPECT HAZE TO LINGER INTO MID MORNING..BUT GENERALLY VFR FOR MONDAY AFTER THE FOG DISSIPATES. FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 18Z MONDAY... FORECAST CONFIDENCE: HIGH ALTERNATE SCENARIOS: TIMING AND DENSITY OF FOG/REDUCED VIS OVERNIGHT INTO MONDAY MORNING MAY VARY. EXPERIMENTAL TABLE OF FLIGHT CATEGORY OBJECTIVELY SHOWS CONSISTENCY OF WFO FORECAST TO AVAILABLE MODEL INFORMATION: H = HIGH: TAF CONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL. M = MEDIUM: TAF HAS VARYING LEVEL OF CONSISTENCY WITH MODELS. L = LOW: TAF INCONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL. UTC 1HRLY 14 15 16 17 18 19 20 21 22 23 00 01 EDT 1HRLY 10 11 12 13 14 15 16 17 18 19 20 21 CRW CONSISTENCY H H H H H H H H H H H H HTS CONSISTENCY H H H H H H H H H H H H BKW CONSISTENCY H H H H H H H H H H H H EKN CONSISTENCY L H H H H H H H H H H H PKB CONSISTENCY L H H H H H H H H H H H CKB CONSISTENCY H H H H H H H H H H H H AFTER 18Z MONDAY... NO WIDESPREAD IFR EXPECTED AT THIS TIME. && .RLX WATCHES/WARNINGS/ADVISORIES... WV...NONE. OH...NONE. KY...NONE. VA...NONE. && SYNOPSIS...ARJ/TRM/MZ NEAR TERM...MZ SHORT TERM...ARJ LONG TERM...KTB AVIATION...MZ
Hazardous weather outlook, May 27, 3:39 AM EDT, 11 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHARLESTON WV 339 AM EDT SUN MAY 27 2012 KYZ101>103-105-OHZ066-067-075-076-083>087-VAZ003-004-WVZ005>011- 013>020-024>040-046-047-280745- GREENUP-CARTER-BOYD-LAWRENCE KY-PERRY-MORGAN-ATHENS-WASHINGTON- JACKSON OH-VINTON-MEIGS-GALLIA-LAWRENCE OH-DICKENSON-BUCHANAN-WAYNE- CABELL-MASON-JACKSON WV-WOOD-PLEASANTS-TYLER-LINCOLN-PUTNAM-KANAWHA- ROANE-WIRT-CALHOUN-RITCHIE-DODDRIDGE-MINGO-LOGAN-BOONE-CLAY-BRAXTON- GILMER-LEWIS-HARRISON-TAYLOR-MCDOWELL-WYOMING-RALEIGH-FAYETTE- NICHOLAS-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-RANDOLPH- 339 AM EDT SUN MAY 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY...SOUTHEAST OHIO...SOUTHWEST VIRGINIA AND MUCH OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. 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 27, 12:34 PM EDT, 2 hours 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 1234 PM EDT SUN MAY 27 2012 KYZ101>103-105-OHZ066-067-075-076-083>087-WVZ005>011-013>020- 024>032-271930- GREENUP-CARTER-BOYD-LAWRENCE KY-PERRY-MORGAN-ATHENS-WASHINGTON- JACKSON OH-VINTON-MEIGS-GALLIA-LAWRENCE OH-WAYNE-CABELL-MASON- JACKSON WV-WOOD-PLEASANTS-TYLER-LINCOLN-PUTNAM-KANAWHA-ROANE-WIRT- CALHOUN-RITCHIE-DODDRIDGE-MINGO-LOGAN-BOONE-CLAY-BRAXTON-GILMER- LEWIS-HARRISON-TAYLOR- INCLUDING THE CITIES OF...FLATWOODS...GREENUP...GRAYSON... OLIVE HILL...ASHLAND...LOUISA...NEW LEXINGTON...CROOKSVILLE... SOMERSET...MCCONNELSVILLE...STOCKPORT...ATHENS...MARIETTA... BELPRE...JACKSON...WELLSTON...OAK HILL...MCARTHUR...HAMDEN... POMEROY...GALLIPOLIS...IRONTON...SOUTH POINT...KENOVA...CEREDO... WAYNE...HUNTINGTON...POINT PLEASANT...NEW HAVEN...RAVENSWOOD... RIPLEY...PARKERSBURG...VIENNA...ST. MARYS...BELMONT... PADEN CITY...SISTERSVILLE...MIDDLEBOURNE...HARTS...ALUM CREEK... HAMLIN...TEAYS VALLEY...HURRICANE...CHARLESTON... SOUTH CHARLESTON...SAINT ALBANS...SPENCER...ELIZABETH... GRANTSVILLE...HARRISVILLE...PENNSBORO...WEST UNION...WILLIAMSON... LOGAN...CHAPMANVILLE...MAN...MADISON...CLAY...SUTTON...GASSAWAY... BURNSVILLE...GLENVILLE...WESTON...CLARKSBURG...BRIDGEPORT... GRAFTON 1234 PM EDT SUN MAY 27 2012 USE COMMON SENSE...AND BE EXTRA CAUTIOUS IN THE HEAT OF THIS AFTERNOON AND EARLY THIS EVENING. LIMIT STRENUOUS ACTIVITIES...AVOID PROLONGED WORK OR EXERCISE IN THE SUN...OR IN POORLY VENTILATED AREAS. STAY HYDRATED...DRINK PLENTY OF NON ALCOHOLIC BEVERAGES. TAKE BREAKS IN THE SHADE OR IN AN AIR CONDITIONED BUILDING...AND USE SUNBLOCK LOTION. MAKE SURE YOUR PETS AND LIVESTOCK HAVE ACCESS TO SHADE AND FRESH WATER TOO. THE VERY YOUNG AND THE ELDERLY ARE MOST VULNERABLE TO THE HEAT. ALSO...NEVER LEAVE CHILDREN OR PETS IN AN UNATTENDED CLOSED VEHICLE. KTB
Special weather statement, May 27, 2:49 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 249 PM EDT SUN MAY 27 2012 WVZ038-046-047-271915- POCAHONTAS WV-RANDOLPH WV-WEBSTER WV- 249 PM EDT SUN MAY 27 2012 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL POCAHONTAS...EAST CENTRAL WEBSTER AND SOUTHWESTERN RANDOLPH COUNTIES... AT 243 PM EDT...A STRONG SLOW MOVING THUNDERSTORM WAS LOCATED 13 MILES EAST OF WEBSTER SPRINGS...MOVING SOUTH AT 5 MPH. WIND GUSTS TO 40 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THIS STORM. VERY HEAVY RAIN...UP TO AN INCH PER HOUR...WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS. EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM APPROACHES. THIS STORM WILL BE NEAR BERGOO AROUND 320 PM. PLEASE REPORT SIGNIFICANT WEATHER TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY. LAT...LON 3834 8012 3840 8039 3865 8027 3860 8005 12
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 3:00 PM EDT | Special Weather Statement | RLX | Randolph | 30 min |
| May 27, 3:14 PM EDT | Special Weather Statement | RLX | Nicholas, Pocahontas, Webster | 31 min |
| May 27, 3:50 PM EDT | Special Weather Statement | RLX | Pocahontas, Randolph, Webster | 25 min |
| May 27, 4:13 PM EDT | Severe Thunderstorm Warning | RLX | Pocahontas, Randolph | 32 min |
| May 27, 4:45 PM EDT | Severe Thunderstorm Warning | RLX | Nicholas, Webster | 30 min |
| May 27, 5:29 PM EDT | Special Weather Statement | RLX | Nicholas | 46 min |
| May 27, 6:21 PM EDT | Special Weather Statement | RLX | Clay | 39 min |
| May 27, 7:03 PM EDT | Special Weather Statement | RLX | Kanawha | 27 min |
Nearby
Special Weather Statements in West Virginia, 2012Every 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.