Alert archive / Ohio / Special Weather Statements in 2012

Special Weather Statement, NWS Wilmington, OH

January 17, 2012Hamilton County, Ohio

NWS Wilmington, OH issued this special weather statement at Jan 17, 2012, 8:06 AM EST for Hamilton County, Ohio. It was in force for 24 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: Jan 17, 2012, 8:06 AM EST (13:06 UTC)
Expired: Jan 17, 2012, 8:30 AM EST
In force: 24 min
Issued by: NWS Wilmington, OH

County Hamilton County, OH

The radar

The Cincinnati radar (KILN), 61 km from the middle of the area, began a volume at 13:09 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 12:00Z, 1.1 hours before the alert went out and 63 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 602 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 818 m²/s²
0-3 km storm-relative helicity: 844 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jan 17, 6:33 AM EST, 1 hour 33 minutes earlier.

Area forecast discussion, Jan 17, 6:33 AM EST, 1 hour 33 minutes before

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Hazardous weather outlook, Jan 17, 4:40 AM EST, 3 hours 26 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
440 AM EST TUE JAN 17 2012

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-180945-
WAYNE-FAYETTE IN-UNION IN-FRANKLIN IN-RIPLEY-DEARBORN-OHIO-
SWITZERLAND-CARROLL-GALLATIN-BOONE-KENTON-CAMPBELL-OWEN-GRANT-
PENDLETON-BRACKEN-ROBERTSON-MASON-LEWIS-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-HAMILTON-CLERMONT-BROWN-
HIGHLAND-ADAMS-PIKE-SCIOTO-
440 AM EST TUE JAN 17 2012

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

.DAY ONE...TODAY AND TONIGHT.

SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE THROUGH THE MORNING AND
EARLY AFTERNOON...BEFORE A COLD FRONT PUSHES IN FROM THE WEST.
WHILE SEVERE WEATHER IS NOT EXPECTED...SOME STRONG WIND GUSTS AND
SMALL HAIL WILL BE POSSIBLE. GUSTY WINDS OF 30 TO 35 MPH WILL BE
POSSIBLE BOTH IN AND OUTSIDE OF THUNDERSTORMS.

IMMEDIATELY BEHIND THE COLD FRONT...WESTERLY WIND GUSTS OF 40 TO
45 MPH WILL BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

WHILE DETAILS ARE UNCERTAIN AT THIS POINT...A STORM SYSTEM MOVING
THROUGH THE REGION ON FRIDAY NIGHT WILL BRING THE POSSIBILITY OF A
MIX OF SNOW...SLEET...AND FREEZING RAIN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

HATZOS

In the hours before

Special weather statement, Jan 17, 4:26 AM EST, 3 hours 40 minutes before

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Special weather statement, Jan 17, 7:37 AM EST, 29 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
737 AM EST TUE JAN 17 2012

INZ073-074-171330-
DEARBORN IN-RIPLEY IN-
737 AM EST TUE JAN 17 2012

...A LINE OF STRONG THUNDERSTORM WILL AFFECT NORTHERN RIPLEY AND
DEARBORN COUNTIES THROUGH 830 AM EST...

AT 736 AM EST...RADAR INDICATED A STRONG THUNDERSTORM NEAR
NAPOLEON...MOVING EAST AT 30 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM.

SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...OSGOOD...VERSAILLES...
MILAN...MOORES HILL...LAWRENCEBURG...HIDDEN
VALLEY...GREENDALE...BRIGHT AND AURORA.

RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT. IF THIS STORM BECOMES
STRONGER...THEN A WARNING MAY BE NEEDED.

LAT...LON 3920 8545 3929 8526 3931 8495 3930 8483
      3910 8483 3905 8490 3905 8545

Special weather statement, Jan 17, 8:06 AM EST, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
806 AM EST TUE JAN 17 2012

KYZ091>093-OHZ077-171330-
KENTON KY-BOONE KY-CAMPBELL KY-HAMILTON OH-
806 AM EST TUE JAN 17 2012

...A STRONG THUNDERSTORM WILL AFFECT HAMILTON...EXTREME NORTHERN
CAMPBELL...NORTHERN BOONE AND EXTREME NORTHERN KENTON COUNTIES
THROUGH 830 AM EST...

AT 806 AM EST...RADAR INDICATED A STRONG THUNDERSTORM NEAR
GRANDVIEW...MOVING EAST AT 45 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM.

SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...CLEVES...CHEVIOT...
VILLA HILLS...LUDLOW...NORTH COLLEGE HILL...MOUNT HEALTHY...PARK
HILLS...FOREST PARK...FINNEYTOWN...CINCINNATI...NEWPORT AND BELLEVUE.

LAT...LON 3930 8482 3928 8429 3924 8429 3922 8432
      3921 8431 3921 8429 3904 8432 3908 8483

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 17, 9:17 AM EST	Areal Flood Advisory	ILN	Preble	3 hr
Jan 17, 9:45 AM EST	Areal Flood Advisory	ILN	Hamilton	3 hr
Jan 17, 10:09 AM EST	Special Weather Statement	ILN	Hamilton	36 min
Jan 17, 10:24 AM EST	Areal Flood Warning	ILN	Hamilton	6 hr
Jan 17, 10:48 AM EST	Special Weather Statement	ILN	Brown, Clermont, Highland	27 min
Jan 17, 11:06 AM EST	Areal Flood Advisory	ILN	Brown, Clermont, Clinton, Highland, Warren	3 hr
Jan 17, 11:11 AM EST	Areal Flood Advisory	ILN	Darke, Miami, Montgomery, Preble	3 hr
Jan 17, 11:18 AM EST	Special Weather Statement	ILN	Brown, Clermont, Highland	27 min
Jan 17, 11:37 AM EST	Areal Flood Advisory	ILN	Butler, Warren	3 hr
Jan 17, 11:45 AM EST	Special Weather Statement	ILN	Brown, Pike	30 min
Jan 17, 12:00 PM EST	Areal Flood Advisory	ILN	Brown, Clermont	3 hr
Jan 17, 12:06 PM EST	Areal Flood Advisory	ILN	Adams, Highland, Pike, Ross, Scioto	3 hr
Jan 17, 12:11 PM EST	Special Weather Statement	ILN	Adams	34 min
Jan 17, 12:13 PM EST	Special Weather Statement	ILN	Pike	32 min
Jan 17, 2:37 PM EST	Special Weather Statement	ILN	Delaware, Fairfield, Franklin, Licking, Madison, Union	53 min
Jan 17, 2:41 PM EST	Special Weather Statement	ILN	Adams, Brown, Clermont, Clinton, Fayette, Highland and 4 more	79 min
Jan 17, 3:32 PM EST	Special Weather Statement	ILN	Delaware, Fairfield, Franklin, Licking, Madison, Union	58 min
Jan 17, 3:36 PM EST	Special Weather Statement	ILN	Adams, Brown, Clermont, Clinton, Fayette, Highland and 4 more	54 min
Jan 17, 10:50 AM EST	Special Weather Statement	ILN	Carroll, Gallatin	25 min
Jan 17, 11:23 AM EST	Special Weather Statement	ILN	Carroll, Gallatin, Grant, Owen, Pendleton	37 min
Jan 17, 7:37 AM EST	Special Weather Statement	ILN	Dearborn, Ripley	53 min

Nearby

Special Weather Statements in Ohio, 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.