Alert archive / Indiana / Special Weather Statements in 2017

Special Weather Statement, NWS Northern Indiana

March 7, 20176 counties in Indiana

NWS Northern Indiana issued this special weather statement at Mar 7, 2017, 5:18 AM EST for 6 counties in Indiana. It was in force for 57 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
Mar 7, 2017, 5:18 AM EST (10:18 UTC)
Expired
Mar 7, 2017, 6:15 AM EST
In force
57 min
Issued by
NWS Northern Indiana

Counties Adams County, IN, Blackford County, IN, Grant County, IN, Huntington County, IN, Jay County, IN, Wells County, IN

The radar

The Northern Indiana radar (KIWX), 88 km from the middle of the area, began a volume at 10:17 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 00:00Z, 10.3 hours before the alert went out and 280 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-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 2017-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2017-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 475 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
4 J/kg
Mixed-layer CIN
-285 J/kg
Mixed-layer LCL
651 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
475 m²/s²
0-3 km storm-relative helicity
484 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Northern Indiana wrote its last area forecast discussion before this special weather statement went out at Mar 7, 4:52 AM EST, 26 minutes earlier.

Area forecast discussion, Mar 7, 4:52 AM EST, 26 minutes before
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Hazardous weather outlook, Mar 6, 3:20 PM EST, 13 hours 58 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Northern Indiana
320 PM EST Mon Mar 6 2017

INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005-
015-016-024-025-072030-
La Porte-St. Joseph IN-Elkhart-Lagrange-Steuben-Noble-De Kalb-Starke-
Pulaski-Marshall-Fulton IN-Kosciusko-Whitley-Allen IN-White-Cass IN-
Miami-Wabash-Huntington-Wells-Adams-Grant-Blackford-Jay-Berrien-
Cass MI-St. Joseph MI-Branch-Hillsdale-Williams-Fulton OH-Defiance-
Henry-Paulding-Putnam-Van Wert-Allen OH-
320 PM EST Mon Mar 6 2017 /220 PM CST Mon Mar 6 2017/

This hazardous weather outlook is for portions of southwest
Michigan...northern Indiana and northwest Ohio.

.DAY ONE...This afternoon and Tonight

There is a chance for thunderstorms later tonight between 2am and
8am EST. Organized severe storms are not expected. However,
wind gusts of 40 to 50 mph will be possible with showers and possible
storms during this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Winds will gust up to 35 mph on Tuesday and up to 45 mph during the
late morning and afternoon hours on Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

&&

Stay tuned to NOAA Weather Radio for further details or updates...or
check our web site at weather.gov/iwx

LMZ043-046-072030-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
320 PM EST Mon Mar 6 2017

This hazardous weather outlook is for portions of The Nearshore
Waters of Southeastern Lake Michigan.

.DAY ONE...This afternoon and Tonight

Winds will increase, with gale force wind gusts expected this
afternoon into tonight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Conditions will remain hazardous through mid week for small craft,
with gale force wind gusts possible once gain by late Tuesday night
into Wednesday.

&&

Stay tuned to NOAA Weather Radio for further details or updates...or
check our web site at weather.gov/iwx

In the hours before

Special weather statement, Mar 7, 1:03 AM EST, 4 hours 15 minutes before
Special Weather Statement
National Weather Service Northern Indiana
103 AM EST Tue Mar 7 2017

INZ003>009-012>018-020-022>027-032>034-MIZ077>080-070815-
La Porte-St. Joseph IN-Elkhart-Lagrange-Steuben-Noble-De Kalb-
Starke-Pulaski-Marshall-Fulton IN-Kosciusko-Whitley-Allen IN-
White-Cass IN-Miami-Wabash-Huntington-Wells-Adams-Grant-Blackford-
Jay-Berrien-Cass MI-St. Joseph MI-Branch-
Including the cities of Michigan City, La Porte, South Bend,
Mishawaka, New Carlisle, Walkerton, Elkhart, Goshen, Nappanee,
Lagrange, Topeka, Shipshewana, Angola, Fremont, Kendallville,
Ligonier, Albion, Auburn, Garrett, Knox, North Judson, Bass Lake,
Winamac, Francesville, Medaryville, Plymouth, Bremen, Culver,
Rochester, Akron, Warsaw, Winona Lake, Syracuse, Mentone,
Columbia City, Tri-Lakes, South Whitley, Fort Wayne, New Haven,
Monticello, Monon, Brookston, Logansport, Royal Center, Peru,
Grissom AFB, Mexico, Wabash, North Manchester, Huntington,
Roanoke, Bluffton, Ossian, Decatur, Berne, Marion, Gas City,
Upland, Hartford City, Montpelier, Portland, Dunkirk, Niles,
Benton Harbor, St. Joseph, Fair Plain, Benton Heights, Buchanan,
Paw Paw Lake, Dowagiac, Cassopolis, Marcellus, Sturgis,
Three Rivers, White Pigeon, Mendon, Coldwater, and Bronson
103 AM EST Tue Mar 7 2017 /1203 AM CST Tue Mar 7 2017/

...STRONG GUSTY WINDS EXPECTED OVERNIGHT AND THUNDERSTORMS
POSSIBLE...

Strong southerly wind gusts between 35 and 45 mph can be expected
overnight ahead of a strong cold front. A line of showers and a
few thunderstorms will move into the area after 3 am EST...2 am
CST. These showers and storms may produce some wind gusts to
between 50 and 55 mph as they pass through. Loose objects will be
blown around and high profile vehicles will encounter difficulties
from the stronger gusts. Weaker trees and tree limbs may be blown
down and some power outages are possible.
Special weather statement, Mar 7, 3:15 AM EST, 2 hours 3 minutes before
Special Weather Statement
National Weather Service Northern Indiana
315 AM EST TUE MAR 7 2017

INZ003-004-012>015-020-022-MIZ077-070915-
La Porte-St.
Joseph-Cass-White-Marshall-Fulton-Pulaski-Starke-Berrien-
315 AM EST TUE MAR 7 2017

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT WHITE...ST. JOSEPH...
PULASKI...FULTON...CASS...STARKE...MARSHALL...LA PORTE AND BERRIEN
COUNTIES...

At 312 AM EST/212 AM CST/, radar indicated a line of weakening but
still strong thunderstorms located along a line extending from
Beverly Shores to near Goodland. Movement was east at 70 mph.

Wind gusts up to 50 mph and pea size hail are possible with these
storms along with brief heavy downpours. Small trees and limbs may
be blown down. Isolated power outages are also possible.

Locations impacted include...
South Bend, Michigan City, La Porte, Logansport, Niles, Benton
Harbor, Plymouth, Rochester, Westville, Monticello, Buchanan, Knox,
Georgetown, Winamac, Trail Creek, Gulivoire Park, Benton Heights,
Fair Plain, Bridgman and Walkerton.

This includes the following highways...
 INTERSTATE 196 between MILE MARKERs 0 and 7.
 INTERSTATE 65 between MILE MARKERs 185 and 198.
 INTERSTATE 80 IN INDIANA between MILE MARKERs 38 and 78.
 INTERSTATE 94 IN INDIANA between MILE MARKERs 33 and 45.
 INTERSTATE 94 IN MICHIGAN between MILE MARKERs 0 and 21, and between
MILE MARKERs 24 and 42.

LAT...LON 4057 8621 4056 8636 4070 8637 4069 8652
      4074 8652 4074 8675 4056 8677 4056 8709
      4074 8710 4083 8710 4084 8699 4090 8698
      4091 8693 4171 8693 4189 8662 4224 8636
      4224 8622
TIME...MOT...LOC 0812Z 257DEG 68KT 4166 8698 4073 8729

SLL
Special weather statement, Mar 7, 4:15 AM EST, 1 hour 3 minutes before
Special Weather Statement
National Weather Service Northern Indiana
415 AM EST TUE MAR 7 2017

INZ004>009-014>018-023>025-MIZ078>080-071015-
Miami-Huntington-St.
Joseph-Steuben-Marshall-Wabash-Lagrange-Noble-Whitley-Kosciusko-
Allen-De Kalb-Fulton-Elkhart-Branch-St. Joseph-Cass-
415 AM EST TUE MAR 7 2017

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT ELKHART...NORTHERN
WABASH...NOBLE...WHITLEY...NORTHERN HUNTINGTON...KOSCIUSKO...
LAGRANGE...STEUBEN...ALLEN...EASTERN ST. JOSEPH...DE KALB...FULTON...
NORTHWESTERN MIAMI...EASTERN MARSHALL...CASS...ST. JOSEPH AND BRANCH
COUNTIES...

At 412 AM EST, a line of strong thunderstorms were extended from
near Constantine Michigan to Goshen and Rochester Indiana, moving
northeast at 70 mph.

Wind gusts up to 50 mph are possible with the stronger storms. Small
trees and limbs may be blown down. Isolated power outages are also
possible.

Locations impacted include...
Fort Wayne, South Bend, Elkhart, Mishawaka, Goshen, New Haven,
Warsaw, Auburn, Niles, Sturgis, Coldwater, Kendallville, Columbia
City, Angola, Three Rivers, Nappanee, Garrett, Rochester, North
Manchester and Dowagiac.

This includes the following highways...
 INTERSTATE 469 between MILE MARKERs 0 and 30.
 INTERSTATE 69 IN INDIANA between MILE MARKERs 294 and 357.
 INTERSTATE 69 IN MICHIGAN between MILE MARKERs 1 and 21.
 INTERSTATE 80 IN INDIANA between MILE MARKERs 79 and 155.

LAT...LON 4093 8481 4091 8637 4146 8623 4206 8620
      4207 8484
TIME...MOT...LOC 0912Z 244DEG 71KT 4103 8625

SLL
Special weather statement, Mar 7, 4:25 AM EST, 53 minutes before
Special Weather Statement
National Weather Service Northern Indiana
425 AM EST TUE MAR 7 2017

INZ022>027-032>034-071015-
Wabash-Miami-Jay-Huntington-Blackford-Adams-Wells-Cass-Grant-
425 AM EST TUE MAR 7 2017

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT WABASH...GRANT...
BLACKFORD...HUNTINGTON...WELLS...ADAMS...EASTERN CASS...JAY AND MIAMI
COUNTIES...

At 422 AM EST, strong thunderstorms were clustered near Logansport,
moving east at 55 mph.

Wind gusts of 50 to 55 mph are possible with this line of storms as
they move east. Additional showers and thunderstorms are possible
ahead of this line. Small trees and limbs may be blown down.
Isolated power outages are also possible. This line will approach
the Indiana and Ohio state line between 530 am and 600 am EST.

Locations impacted include...
Marion, Huntington, Peru, Wabash, Bluffton, Decatur, Portland,
Hartford City, Gas City, Berne, Upland, Ossian, Fairmount, Dunkirk,
Grissom Afb, Montpelier, Jonesboro, Redkey, Geneva and Sweetser.

This includes INTERSTATE 69 IN INDIANA between MILE MARKERs 252 and
292.

LAT...LON 4038 8522 4038 8586 4056 8587 4056 8637
      4068 8634 4091 8620 4092 8481 4031 8481
      4031 8521
TIME...MOT...LOC 0922Z 265DEG 44KT 4074 8627

SLL
Special weather statement, Mar 7, 5:18 AM EST, 0 minutes before
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The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 7, 2:40 AM ESTSpecial Marine WarningIWX2 hr
Mar 7, 3:15 AM ESTSpecial Weather StatementIWXCass, Fulton, LaPorte, Marshall, Pulaski, Saint Joseph and 2 more60 min
Mar 7, 3:44 AM ESTSevere Thunderstorm WarningIWXCass, White46 min
Mar 7, 4:15 AM ESTSpecial Weather StatementIWXAllen, DeKalb, Elkhart, Fulton, Kosciusko, LaGrange and 3 more60 min
Mar 7, 4:25 AM ESTSpecial Weather StatementIWXAdams, Blackford, Grant, Huntington, Jay, Miami and 2 more50 min
Mar 7, 4:35 AM ESTGale WarningIWX11 hr
Mar 7, 6:28 AM ESTSpecial Weather StatementIWXJay32 min
Mar 7, 12:36 PM ESTHigh Wind WatchIWXDeKalb, Elkhart, LaGrange, Noble, Steuben9 hr
Mar 7, 3:21 PM ESTWind AdvisoryIWXAdams, Allen, Blackford, Cass, Fulton, Grant and 10 more27 hr
Mar 7, 3:57 PM ESTGale WarningIWX26 hr
Mar 7, 3:57 PM ESTSmall Craft AdvisoryIWX15 hr

Nearby

Special Weather Statements in Indiana, 2017Every special weather statement in 2017

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.