Alert archive / Ohio / Special Weather Statements in 2011

Special Weather Statement, NWS Wilmington, OH

July 8, 2011Highland County, Ohio

NWS Wilmington, OH issued this special weather statement at Jul 8, 2011, 12:41 AM EDT for Highland County, Ohio. It was in force for 49 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: Jul 8, 2011, 12:41 AM EDT (04:41 UTC)
Expired: Jul 8, 2011, 1:30 AM EDT
In force: 49 min
Issued by: NWS Wilmington, OH

County Highland County, OH

The radar

The Cincinnati radar (KILN), 34 km from the middle of the area, began a volume at 04:42 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 4.7 hours before the alert went out and 34 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: 509 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1610 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: -23 m²/s²
0-3 km storm-relative helicity: -10 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -1.0

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 Wilmington, OH wrote its last area forecast discussion before this special weather statement went out at Jul 7, 10:48 PM EDT, 1 hour 53 minutes earlier.

Area forecast discussion, Jul 7, 10:48 PM EDT, 1 hour 53 minutes before

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Hazardous weather outlook, Jul 7, 4:22 PM EDT, 8 hours 19 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
422 PM EDT THU JUL 7 2011

INZ050-058-059-066-OHZ026-034-035-042>046-051>056-060>065-070>074-
082030-
WAYNE-FAYETTE IN-UNION IN-FRANKLIN IN-HARDIN-MERCER-AUGLAIZE-DARKE-
SHELBY-LOGAN-UNION OH-DELAWARE-MIAMI-CHAMPAIGN-CLARK-MADISON-
FRANKLIN OH-LICKING-PREBLE-MONTGOMERY-GREENE-FAYETTE OH-PICKAWAY-
FAIRFIELD-BUTLER-WARREN-CLINTON-ROSS-HOCKING-
422 PM EDT THU JUL 7 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL
INDIANA...SOUTHEAST INDIANA...CENTRAL OHIO...MIAMI VALLEY OF
OHIO...SOUTHWEST OHIO AND WEST CENTRAL OHIO.

.DAY ONE...TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

HIGH PRESSURE WILL BUILD ACROSS THE AREA OVER THE WEEKEND...WITH
UNSEASONABLY WARM TEMPERATURES EXPECTED. BY SUNDAY...DAYTIME HEAT
INDICES WILL CLIMB INTO THE MID TO UPPER 90S ACROSS MUCH OF THE
AREA. EVEN HIGHER HEAT INDICES ARE POSSIBLE ON MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

INZ073>075-080-KYZ089>100-OHZ077>082-088-082030-
RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-BOONE-KENTON-
CAMPBELL-OWEN-GRANT-PENDLETON-BRACKEN-ROBERTSON-MASON-LEWIS-HAMILTON-
CLERMONT-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
422 PM EDT THU JUL 7 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST INDIANA...NORTHEAST
KENTUCKY...NORTHERN KENTUCKY...SOUTH CENTRAL OHIO AND SOUTHWEST
OHIO.

.DAY ONE...TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.
AN AREA OF SHOWERS AND THUNDERSTORMS IS FORECAST TO WORK ACROSS
THE REGION FRIDAY. LOCALLY HEAVY RAINS ARE POSSIBLE AND MAY CAUSE
BRIEF PONDING OF WATER ON ROADS WAYS AND RAPID RISES ON CREEKS AND
STREAMS.

HIGH PRESSURE WILL BUILD ACROSS THE AREA OVER THE WEEKEND...WITH
UNSEASONABLY WARM TEMPERATURES EXPECTED. BY SUNDAY...DAYTIME HEAT
INDICES WILL CLIMB INTO THE MID TO UPPER 90S ACROSS MUCH OF THE
AREA. EVEN HIGHER HEAT INDICES ARE POSSIBLE ON MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jul 7, 7:22 PM EDT, 5 hours 19 minutes before

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Special weather statement, Jul 7, 9:27 PM EDT, 3 hours 14 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
927 PM EDT THU JUL 7 2011

OHZ053-054-080200-
CLARK OH-MADISON OH-
927 PM EDT THU JUL 7 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN MADISON AND EASTERN
CLARK COUNTIES THROUGH 1000 PM EDT...

AT 925 PM EDT...RADAR INDICATED A STRONG THUNDERSTORM NEAR LONDON...
MOVING NORTHEAST AT 10 MPH.

WIND GUSTS TO 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS STORM.

SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...LONDON AND CHOCTAW
LAKE.

ALSO...MADISON LAKE...LAFAYETTE...ROSEDALE AND PLUMWOOD ARE NEAR THE
PATH OF THIS STRONG THUNDERSTORM.

LAT...LON 3994 8355 4002 8350 4009 8349 4001 8326
      3982 8342 3986 8359

MK

Local storm report, Jul 7, 10:55 PM EDT, 1 hour 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
1055 PM EDT THU JUL 07 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0944 PM     TSTM WND DMG     5 NW LONDON             39.93N 83.52W
07/07/2011                   MADISON            OH   LAW ENFORCEMENT

            BARN AND WIRES KNOCKED DOWN NEAR INTERSECTION OF US 40
            AND MARKLEY RD. TREES AND ANOTHER BARN KNOCKED DOWN NEAR
            US 40 AND ROBERTS MILL RD.

&&

KRUZ

Special weather statement, Jul 7, 11:43 PM EDT, 58 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1143 PM EDT THU JUL 7 2011

OHZ072-080-080415-
CLINTON OH-HIGHLAND OH-
1143 PM EDT THU JUL 7 2011

...A STRONG THUNDERSTORM WILL AFFECT WESTERN HIGHLAND AND SOUTHERN
CLINTON COUNTIES THROUGH 1215 AM EDT...

AT 1138 PM EDT...RADAR INDICATED A STRONG THUNDERSTORM NEAR
MOWRYSTOWN...MOVING NORTH AT 25 MPH.

WIND GUSTS TO 40 MPH AND ONE HALF INCH DIAMETER HAIL ARE POSSIBLE
WITH THIS STORM.  HEAVY RAIN WILL ALSO OCCUR WITH THIS STORM.

SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...HILLSBORO AND
LYNCHBURG.

ALSO...NEW MARKET AND RUSSELL ARE NEAR THE PATH OF THIS STRONG
THUNDERSTORM.

LAT...LON 3902 8383 3902 8387 3928 8386 3927 8354
      3902 8367 3902 8380 3902 8381 3902 8382

Special weather statement, Jul 8, 12:15 AM EDT, 26 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1215 AM EDT FRI JUL 8 2011

OHZ080-080445-
HIGHLAND OH-
1215 AM EDT FRI JUL 8 2011

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL HIGHLAND COUNTY THROUGH
1245 AM EDT...

AT 1212 AM EDT...RADAR INDICATED A STRONG THUNDERSTORM NEAR
MOWRYSTOWN...MOVING NORTHEAST AT 10 MPH.

WIND GUSTS TO 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS
STORM.  HEAVY RAIN WILL ALSO OCCUR WITH THIS STORM.

THE STRONG THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL
HIGHLAND COUNTY...INCLUDING NEW MARKET.

LAT...LON 3902 8367 3902 8371 3902 8382 3922 8382
      3920 8355 3902 8363 3902 8366

Special weather statement, Jul 8, 12:41 AM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1241 AM EDT FRI JUL 8 2011

OHZ080-080530-
HIGHLAND OH-
1241 AM EDT FRI JUL 8 2011

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL HIGHLAND COUNTY THROUGH
130 AM EDT...

AT 1237 AM EDT...RADAR INDICATED A STRONG THUNDERSTORM NEAR STATE
ROUTE 136 AT US ROUTE 62...MOVING NORTH AT 5 MPH.

WIND GUSTS TO 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS STORM.
HEAVY RAIN WILL ALSO OCCUR WITH THIS STORM.

THE STRONG THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL
HIGHLAND COUNTY...INCLUDING NEW MARKET.

LAT...LON 3919 8376 3919 8357 3905 8362 3905 8377

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 7, 9:27 PM EDT	Special Weather Statement	ILN	Madison	33 min
Jul 7, 11:43 PM EDT	Special Weather Statement	ILN	Highland	32 min
Jul 8, 12:15 AM EDT	Special Weather Statement	ILN	Highland	30 min
Jul 8, 12:24 AM EDT	Areal Flood Advisory	ILN	Brown, Highland	3 hr
Jul 8, 2:28 AM EDT	Special Weather Statement	ILN	Butler	47 min
Jul 8, 2:55 AM EDT	Severe Thunderstorm Warning	ILN	Butler	34 min
Jul 8, 3:31 AM EDT	Special Weather Statement	ILN	Warren	44 min
Jul 8, 6:14 AM EDT	Areal Flood Advisory	ILN	Clermont	3 hr
Jul 8, 8:00 AM EDT	Areal Flood Advisory	ILN	Adams, Scioto	3 hr
Jul 8, 4:33 AM EDT	Special Weather Statement	ILN	Carroll	42 min

Nearby

Special Weather Statements in Ohio, 2011 Every special weather statement in 2011

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.