Alert archive / Indiana / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 14, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at May 14, 2009, 1:51 AM EDT for 4 counties in Indiana. It was in force for 54 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
- May 14, 2009, 1:51 AM EDT (05:51 UTC)
- Expired
- May 14, 2009, 2:45 AM EDT
- In force
- 54 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
Counties Fulton County, IN, Marshall County, IN, Pulaski County, IN, Starke County, IN
The radar
The Northern Indiana radar (KIWX), 67 km from the middle of the area, began a volume at 05:53 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 13, 11:51 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 5.9 hours before the alert went out and 213 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.
- Mixed-layer CAPE
- 1574 J/kg
- Mixed-layer CIN
- -113 J/kg
- Mixed-layer LCL
- 930 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 350 m²/s²
- 0-3 km storm-relative helicity
- 407 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 8.7
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.
NWS Northern Indiana wrote its last area forecast discussion before this severe thunderstorm warning went out at May 14, 1:42 AM EDT, 9 minutes earlier.
Area forecast discussion, May 14, 1:42 AM EDT, 9 minutes before
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</html>Hazardous weather outlook, May 13, 9:46 PM EDT, 4 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE NORTHERN INDIANA 946 PM EDT WED MAY 13 2009 INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005- 015-016-024-025-150200- 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- INCLUDING THE CITIES OF...MICHIGAN CITY...LA PORTE...SOUTH BEND... MISHAWAKA...ELKHART...GOSHEN...LAGRANGE...TOPEKA...ANGOLA... KENDALLVILLE...LIGONIER...AUBURN...GARRETT...KNOX...NORTH JUDSON... WINAMAC...FRANCESVILLE...PLYMOUTH...BREMEN...ROCHESTER...WARSAW... WINONA LAKE...COLUMBIA CITY...SOUTH WHITLEY...FORT WAYNE... MONTICELLO...BROOKSTON...LOGANSPORT...PERU...WABASH... NORTH MANCHESTER...HUNTINGTON...BLUFFTON...OSSIAN...DECATUR... BERNE...MARION...HARTFORD CITY...MONTPELIER...PORTLAND...NILES... BENTON HARBOR...ST. JOSEPH...BUCHANAN...DOWAGIAC...CASSOPOLIS... STURGIS...THREE RIVERS...COLDWATER...HILLSDALE...BRYAN...WAUSEON... ARCHBOLD...DEFIANCE...NAPOLEON...PAULDING...ANTWERP...OTTAWA... PANDORA...VAN WERT...DELPHOS...LIMA 946 PM EDT WED MAY 13 2009 /846 PM CDT WED MAY 13 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST OHIO... SOUTHWEST LOWER MICHIGAN AND NORTHERN INDIANA. .DAY ONE...TONIGHT ...SLIGHT RISK OF SEVERE STORMS LATER TONIGHT... AN ORGANIZED SQUALL LINE IS EXPECTED TO PASS INTO NORTHWEST INDIANA AROUND MIDNIGHT. AS IT MOVES EAST THROUGH THE EARLY MORNING HOURS ACROSS NORTHERN INDIANA AND SOUTHWEST LOWER MICHIGAN THERE IS A SLIGHT RISK OF SEVERE STORMS. DAMAGING WIND GUSTS TO 60 MPH ARE THE PRIMARY RISK...THOUGH ISOLATED HAIL TO ONE INCH DIAMETER IS ALSO POSSIBLE. AN OVERALL WEAKENING TREND TO THE STORMS IS EXPECTED AS THE STORMS CONTINUE EAST INTO NORTHEAST INDIANA...SOUTH CENTRAL LOWER MICHIGAN AND NORTHWEST OHIO. LOCALLY HEAVY RAINFALL IS ALSO EXPECTED WHICH MAY CAUSE SOME MINOR AND ISOLATED FLOODING OF ROADS AND LOW-LYING AREAS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A FEW THUNDERSTORMS MAY LINGER INTO THURSDAY MORNING OVER NORTHEAST INDIANA AND NORTHWEST OHIO. THESE STORMS ARE NOT EXPECTED TO BE SEVERE. THERE WILL BE ANOTHER CHANCE OF THUNDERSTORMS FRIDAY AFTERNOON INTO SATURDAY. THE POTENTIAL EXISTS ONCE AGAIN FOR BOTH HEAVY RAINFALL AND SEVERE THUNDERSTORMS. THE BEST CHANCE FOR SEVERE STORMS APPEARS TO BE LATE FRIDAY AFTERNOON INTO FRIDAY EVENING. ADDITIONAL STORMS ARE LIKELY OVERNIGHT INTO SATURDAY MORNING WITH THE POTENTIAL FOR HEAVY RAIN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND TONIGHT AND AGAIN ON FRIDAY AFTERNOON INTO FRIDAY EVENING. && LMZ043-046-150200- NEW BUFFALO MI TO ST JOSEPH MI-MICHIGAN CITY IN TO NEW BUFFALO MI- 946 PM EDT WED MAY 13 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF SOUTHEASTERN LAKE MICHIGAN. .DAY ONE...TONIGHT A SMALL CRAFT ADVISORY IS IN EFFECT TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED TO BECOME WIDESPREAD OVERNIGHT. THERE IS A SLIGHT RISK OF SEVERE STORMS WIND GUSTS TO 50 KNOTS AROUND MIDNIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORMS ARE POSSIBLE FRIDAY AFTERNOON THROUGH SATURDAY. THE STORMS MAY BE ACCOMPANIED BY WIND GUSTS TO 35 KNOTS. &&
In the hours before
Local storm report, May 14, 12:50 AM EDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1250 AM EDT THU MAY 14 2009
..TIME.. ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE.. ....MAG.... ..COUNTY LOCATION.. ST.. ...SOURCE....
..REMARKS..
1225 AM MARINE TSTM WIND 2 NNW MICHIGAN CITY 41.73N 86.91W
05/14/2009 M41 MPH LMZ046 IN C-MAN STATION
&&
EVENT NUMBER IWX0902582
LMKLocal storm report, May 14, 1:33 AM EDT, 18 minutes before
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</html>The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 11:53 PM EDT | Special Marine Warning | IWX | 52 min | |
| May 14, 12:21 AM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 54 min |
| May 14, 3:04 AM EDT | Special Weather Statement | IWX | Adams, Allen, DeKalb, Wells | 56 min |
| May 14, 7:26 AM EDT | River Flood Warning | IWX | LaPorte, Saint Joseph, Starke | 10 days |
| May 14, 4:59 AM EDT | Special Weather Statement | IWX | Allen, Putnam | 31 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2009Every severe thunderstorm warning in 2009
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.