Alert archive / Indiana / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 4, NWS Indianapolis, IN

February 11, 1999Henry County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Feb 11, 1999, 9:28 PM EST for Henry County, Indiana. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Feb 11, 1999, 9:28 PM EST (02:28 UTC)
Expired: Feb 11, 1999, 10:15 PM EST
In force: 47 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

County Henry County, 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
Feb 11, 9:00 PM EST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.5 hours before the alert went out and 148 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: 110 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 1175 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 321 m²/s²
0-3 km storm-relative helicity: 467 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

999 
WUUS1 KIND 120229 RRA
SVRIND
INC065-139-145-120315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
928 PM EST THU FEB 11 1999

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HENRY COUNTY IN EAST CENTRAL INDIANA
  RUSH COUNTY IN CENTRAL INDIANA
  SHELBY COUNTY IN CENTRAL INDIANA

* UNTIL 1015 PM EST

* AT 925 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES NORTHWEST OF SHELBYVILLE... MOVING
  NORTHEAST AT 60 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CARTHAGE AT 940 PM EST
  NEW CASTLE AT 950 PM EST

DAMAGING WINDS AND HEAVY RAIN ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS

$$
JAS/MK

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.

In the hours before

Special weather statement, Feb 11, 4:40 PM EST, 4 hours 48 minutes before

INZ003>009-012>018-020>049-051>057-060>065-067>072-120200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
440 PM EST THU FEB 11 1999

...A WIDE VARIETY OF WEATHER IN STORE FOR INDIANA...

DRAMATIC DIFFERENCES IN WEATHER ARE IN STORE FOR INDIANA THROUGH
FRIDAY AFTERNOON. A STRONG COLD FRONT OVER THE PLAINS STATES WILL
PUSH TOWARD INDIANA THIS EVENING AND CROSS INDIANA OVERNIGHT.

SHOWERS AND STRONG THUNDERSTORMS WILL ACCOMPANY THE FRONT AS IT
CROSSES THE STATE TONIGHT. WINDS MAY GUST IN EXCESS OF 45 MPH IN SOME
OF THE STRONGER STORMS.

AFTER THE FRONT PASSES OVERNIGHT...MUCH COLDER AIR WILL PUSH INTO
INDIANA. THERE WILL BE A SHARP CONTRAST IN TEMPERATURES
FROM TODAY TO FRIDAY AFTERNOON STATEWIDE. AFTER HIGHS IN THE 70S
TODAY...EXPECT TEMPERATURES TO PLUMMET...FALLING INTO
THE LOWER TO MIDDLE 30S BY FRIDAY MORNING AND INTO THE 20S BY FRIDAY
AFTERNOON. THIS COLDER AIR WILL ALSO RESULT IN SOME LINGERING
LIGHT SNOW jACROSS THE CENTRAL AND SOUTH. WHILE CONDITIONS WILL BECOME
MORE FAVORABLE FOR LAKE EFFECT SNOWS ACROSS THE NORTHWEST.

PEOPLE PLANNING TO TRAVEL IN INDIANA SHOULD BE PREPARED FOR
WINTER-LIKE TEMPERATURES ON FRIDAY.

EDDY/PUMA

Local storm report, Feb 11, 5:45 PM EST, 3 hours 43 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
545 PM EST THU FEB 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

05Z30 PM    KINGMAN                   IN    WIND DAMAGE
02/11/99   FOUNTAIN                        LARGE TREE BLOWN DOWN

Local storm report, Feb 11, 5:51 PM EST, 3 hours 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
551 PM EST THU FEB 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

05b49 PM    1 W HILLSBORO             IN    WIND DAMAGE
02/11/99   FOUNTAIN                        TREE DOWN

Local storm report, Feb 11, 8:04 PM EST, 1 hour 24 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
804 PM EST THU FEB 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0755 PM    MARSHALL                  IN    WIND DAMAGE
02/11/99   PARKE                           SPOTTER REPORTED 64 MPH
                                           GRADIENT WIND GUST.

Local storm report, Feb 11, 8:15 PM EST, 1 hour 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
815 PM EST THU FEB 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0750 PM    OVER MUCH OF COUNTY       IN    WIND DAMAGE
02/11/99   VIGO                            NUMEROUS TREES DOWN
                                           ACROSS VIGO COUNTY FROM
                                           STRAIGHT LINE WINDS.

Special weather statement, Feb 11, 8:34 PM EST, 54 minutes before

INZ028-029-035-036-043-044-051-052-060-067-120200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
834 PM EST THU FEB 11 1999

THE TORNADO WATCH FOR WEST CENTRAL INDIANA HAS BEEN CANCELLED. THE
THUNDERSTORMS HAVE MOVED EAST OF THE WATCH AREA AND WEAKENED.

A SHARP COLD FRONT HAS MOVED THROUGH THE AREA...AND VERY WINDY
CONDITIONS CAN BE EXPECTED OVERNIGHT. A WIND ADVISORY IS IN EFFECT
FOR ALL OF CENTRAL INDIANA TONIGHT.

ZIMMERMAN

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 11, 9:21 PM EST	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson	49 min
Feb 11, 9:28 PM EST	Severe Thunderstorm Warning	IND	Rush, Shelby	47 min
Feb 11, 9:47 PM EST	Severe Thunderstorm Warning	IND	Jackson	33 min
Feb 11, 10:03 PM EST	Severe Thunderstorm Warning	IND	Decatur, Jennings	32 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1999 Every severe thunderstorm warning in 1999

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.