Alert archive / Indiana / Special Weather Statements in 2015

Special Weather Statement, NWS Indianapolis, IN

May 30, 2015Marion County, Morgan County, Indiana

NWS Indianapolis, IN issued this special weather statement at May 30, 2015, 12:43 PM EDT for Marion County, Morgan 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 outline as issued.

The facts

Issued: May 30, 2015, 12:43 PM EDT (16:43 UTC)
Expired: May 30, 2015, 1:30 PM EDT
In force: 47 min
Issued by: NWS Indianapolis, IN

Counties Marion County, IN, Morgan County, IN

The radar

The Indianapolis radar (KIND), 8 km from the middle of the area, began a volume at 16:43 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

Lincoln, IL (KILX), launched 12:00Z, 4.7 hours before the alert went out and 208 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: 6 J/kg
Mixed-layer CIN: -77 J/kg
Mixed-layer LCL: 727 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 30 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 Indianapolis, IN wrote its last area forecast discussion before this special weather statement went out at May 30, 10:35 AM EDT, 2 hours 8 minutes earlier.

Area forecast discussion, May 30, 10:35 AM EDT, 2 hours 8 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, May 30, 10:25 AM EDT, 2 hours 18 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1025 AM EDT SAT MAY 30 2015

INZ021-028>031-035>049-051>057-060>065-067>072-311000-
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
1025 AM EDT SAT MAY 30 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

OUTLOOK: THUNDERSTORMS ARE POSSIBLE TODAY AND TONIGHT. A FEW OF
THE STORMS COULD PRODUCE DAMAGING WINDS THIS AFTERNOON AND EVENING.
AN ISOLATED TORNADO CAN ALSO NOT BE RULED OUT. HEAVY RAIN IS ALSO
POSSIBLE...MAINLY TONIGHT AND NORTH OF INTERSTATE 70. CLOUD TO
GROUND LIGHTNING CAN BE EXPECTED WITH ANY STORM.

HAZARDS: HEAVY RAIN...DAMAGING WINDS...ISOLATED TORNADOES...CLOUD
TO GROUND LIGHTNING.

TIMING: SEVERE WEATHER THIS AFTERNOON AND EVENING. HEAVY RAIN AND
LIGHTNING TODAY AND TONIGHT.

DISCUSSION: A COLD FRONT WILL DROP SOUTHEAST ACROSS NORTHWESTERN
PARTS OF CENTRAL INDIANA THIS AFTERNOON. THE FRONT WILL THEN MOVE
INTO SOUTH CENTRAL INDIANA OVERNIGHT AS A WAVE OF LOW PRESSURE
RIDES UP ALONG IT. WARM...MOIST AND UNSTABLE AIR COMBINED WITH THE
FRONT IN THE AREA WILL TRIGGER NUMEROUS THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

OUTLOOK: SHOWERS WILL END ON SUNDAY. SCATTERED STORMS WILL BE
POSSIBLE ON FRIDAY. CLOUD TO GROUND LIGHTNING...TORRENTIAL
RAINFALL AND GUSTY WINDS ARE POSSIBLE WITH ANY STORM.

DISCUSSION: A COLD FRONT WILL DROP SOUTHEAST OVER CENTRAL INDIANA
ON SATURDAY AFTERNOON AND EVENING....BRINGING WIDESPREAD SHOWERS
AND THUNDERSTORMS. HIGH PRESSURE WILL RETURN SUNDAY NIGHT WITH DRY
WEATHER THROUGH MIDWEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE SATURDAY AFTERNOON AND EVENING.

&&

MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND
CLIMATE INFORMATION CAN BE FOUND...AT HTTP://WEATHER.GOV/IND (ALL
LOWERCASE)

KOCH

In the hours before

Local storm report, May 30, 11:11 AM EDT, 1 hour 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1111 AM EDT SAT MAY 30 2015

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

1059 AM     RAIN             WINDFALL                40.36N  85.96W
05/30/2015                   TIPTON             IN   PUBLIC

            0.41 INCHES FROM HEAVY DOWNPOUR

&&

CP

Special weather statement, May 30, 12:43 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1243 PM EDT SAT MAY 30 2015

INZ037-039-046-047-054-301730-
BOONE-HAMILTON-HENDRICKS-MARION-MORGAN-
1243 PM EDT SAT MAY 30 2015

...STRONG THUNDERSTORM ADVISORY FOR SOUTHEASTERN BOONE...SOUTHWESTERN
HAMILTON...EASTERN HENDRICKS...WESTERN MARION AND MORGAN COUNTIES
UNTIL 130 PM EDT...

AT 1240 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM NEAR MARTINSVILLE...OR 18 MILES NORTH OF
BLOOMINGTON...MOVING NORTH AT 40 MPH.

WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH
HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

THIS STORM WILL BE NEAR...
BETHANY AND CENTERTON AROUND 1250 PM EDT...
BROOKLYN...LAKE HART...WAVERLY AND MONROVIA AROUND 1255 PM EDT...
MOORESVILLE AROUND 100 PM EDT...
CAMBY AND PLAINFIELD AROUND 105 PM EDT...
INDIANAPOLIS INT'L AIRPORT AROUND 110 PM EDT...
AVON AROUND 115 PM EDT...
SPEEDWAY...CLERMONT AND MONUMENT CIRCLE AROUND 120 PM EDT...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

TORRENTIAL RAIN...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES...IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE ON A FLOODED
ROADWAY.

&&

LAT...LON 3994 8602 3963 8619 3963 8625 3951 8625
      3934 8634 3934 8637 3939 8657 4002 8632
TIME...MOT...LOC 1643Z 199DEG 36KT 3945 8642

KOCH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 1:22 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Marion	38 min
May 30, 1:43 PM EDT	Special Weather Statement	IND	Tipton	32 min
May 30, 2:12 PM EDT	Special Weather Statement	IND	Madison	33 min
May 30, 2:45 PM EDT	Special Weather Statement	IND	Delaware	15 min
May 30, 3:00 PM EDT	Areal Flood Advisory	IND	Fountain, Vermillion	3 hr
May 30, 3:29 PM EDT	Flood Watch	IND	Boone, Carroll, Clinton, Delaware, Fountain, Hamilton and 15 more	19 hr
May 30, 4:24 PM EDT	Areal Flood Advisory	IND	Warren	3 hr
May 30, 4:43 PM EDT	Special Weather Statement	IND	Boone, Tipton	62 min
May 30, 5:08 PM EDT	Special Weather Statement	IND	Hancock, Madison, Marion	37 min
May 30, 5:10 PM EDT	Areal Flood Advisory	IND	Howard	3 hr
May 30, 5:23 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Madison	37 min
May 30, 5:24 PM EDT	Special Weather Statement	IND	Hendricks	51 min
May 30, 5:43 PM EDT	Flash Flood Warning	IND	Hamilton, Hancock, Madison, Marion	3 hr
May 30, 5:55 PM EDT	Special Weather Statement	IND	Decatur	35 min
May 30, 5:58 PM EDT	Special Weather Statement	IND	Knox	32 min
May 30, 6:10 PM EDT	Severe Thunderstorm Warning	IND	Hancock, Henry, Madison	35 min
May 30, 6:12 PM EDT	Severe Thunderstorm Warning	IND	Knox	33 min
May 30, 6:23 PM EDT	Flash Flood Warning	IND	Delaware, Madison	3 hr
May 30, 6:31 PM EDT	Special Weather Statement	IND	Rush	29 min
May 30, 6:34 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Henry, Randolph	41 min
May 30, 6:39 PM EDT	Special Weather Statement	IND	Parke, Vermillion	36 min
May 30, 6:49 PM EDT	Special Weather Statement	IND	Lawrence, Martin	26 min
May 30, 6:54 PM EDT	Special Weather Statement	IND	Sullivan, Vigo	51 min
May 30, 6:57 PM EDT	Special Weather Statement	IND	Fountain	33 min
May 30, 7:10 PM EDT	Areal Flood Advisory	IND	Fountain, Vermillion, Warren	3 hr
May 30, 7:21 PM EDT	Special Weather Statement	IND	Brown, Lawrence, Monroe	24 min
May 30, 7:29 PM EDT	Areal Flood Advisory	IND	Randolph	3 hr
May 30, 7:36 PM EDT	Areal Flood Advisory	IND	Boone, Carroll, Clay, Clinton, Hamilton, Hendricks and 7 more	3 hr
May 30, 7:54 PM EDT	Special Weather Statement	IND	Brown, Johnson, Morgan	51 min

Nearby

Special Weather Statements in Indiana, 2015 Every special weather statement in 2015

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.