Alert archive / Indiana / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 35, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at May 1, 2010, 2:47 AM EDT for Dubois County, Indiana. It was in force for 43 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 1, 2010, 2:47 AM EDT (06:47 UTC)
- Expired
- May 1, 2010, 3:30 AM EDT
- In force
- 43 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Dubois County, IN
The radar
The Evansville,IN radar (KVWX), 75 km from the middle of the area, began a volume at 06:48 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 1, 2:11 AM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 6.8 hours before the alert went out and 248 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
- 1090 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 718 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 340 m²/s²
- 0-3 km storm-relative helicity
- 345 m²/s²
- Significant tornado parameter
- 1.7
- Supercell composite
- 10.4
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 Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at May 1, 12:44 AM EDT, 2 hours 3 minutes earlier.
Area forecast discussion, May 1, 12:44 AM EDT, 2 hours 3 minutes before
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</html>Hazardous weather outlook, Apr 30, 4:11 PM EDT, 10 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 411 PM EDT FRI APR 30 2010 INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 070>078-081-082-010800- ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY- JEFFERSON KY-OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY- SCOTT KY-HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY- FAYETTE KY-BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY- MERCER KY-JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY- GARRARD KY-MADISON KY-BUTLER KY-EDMONSON KY-HART KY-GREEN KY- TAYLOR KY-CASEY KY-LINCOLN KY-LOGAN KY-WARREN KY-SIMPSON KY- ALLEN KY-BARREN KY-MONROE KY-METCALFE KY-ADAIR KY-RUSSELL KY- CUMBERLAND KY-CLINTON KY- 411 PM EDT FRI APR 30 2010 /311 PM CDT FRI APR 30 2010/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...TONIGHT. A BAND OF SHOWERS AND THUNDERSTORMS WILL LIKELY REACH SOUTHWEST INDIANA AND THAT PART OF CENTRAL KENTUCKY WELL WEST OF INTERSTATE 65 BEFORE SUNRISE. THESE STORMS ARE NOT EXPECTED TO BE SEVERE BUT WILL PRODUCE HEAVY RAINFALL...GUSTY WINDS...LIGHTNING AND POSSIBLY SMALL HAIL. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. THE LATEST FORECASTS SUGGEST THAT TWO PERIODS OF ACTIVE WEATHER ARE EXPECTED FOR THIS WEEKEND. THE FIRST PERIOD OF ACTIVE WEATHER IS EXPECTED TO DEVELOP EARLY SATURDAY MORNING AS A COLD FRONT STALLS OUT ACROSS THE AREA. WIDESPREAD SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS THE AREA DURING THIS TIME FRAME. SOME STRONG THUNDERSTORMS WITH GUSTY WINDS ARE POSSIBLE BUT THE MAIN THREAT WILL BE HEAVY RAINFALL. A SECOND PERIOD OF STORMY WEATHER IS EXPECTED TO DEVELOP SUNDAY MORNING AS A COLD FRONT FINALLY PUSHES THROUGH THE REGION. STRONG TO SEVERE THUNDERSTORMS ARE LIKELY DURING THIS TIME PERIOD WITH DAMAGING WINDS...ISOLATED TORNADOES...AND VERY HEAVY RAINFALL. RAINFALL TOTALS THROUGH THE WEEKEND ARE EXPECTED TO TOTAL BETWEEN 4 AND 6 INCHES IN AREAS WEST OF INTERSTATE 65...WITH 2 TO 4 INCHES POSSIBLE IN AREAS EAST OF INTERSTATE 65. SOME LOCALLY HIGHER AMOUNTS IN EXCESS OF 6 INCHES ARE NOT OUT OF THE QUESTION IN SOME AREAS WEST OF INTERSTATE 65. THIS EXCESSIVE RAINFALL WILL LIKELY RESULT IN FLOODING PROBLEMS...THEREFORE A FLASH FLOOD WATCH IS IN EFFECT. IF YOU LIVE IN A FLOOD PRONE AREA...STAY ABREAST OF THE LATEST FORECASTS THROUGH THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS ANTICIPATED THIS WEEKEND. SPOTTERS AND EMERGENCY MANAGERS ARE ASKED TO REPORT INSTANCES OF HEAVY RAINFALL...FLASH FLOODING...AND SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. DK/AML
In the hours before
Special weather statement, May 1, 2:16 AM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 216 AM EDT SAT MAY 1 2010 INZ076-083-084-089-KYZ023-024-026-061-070-010815- ORANGE IN-DUBOIS IN-CRAWFORD IN-PERRY IN-HANCOCK KY- BRECKINRIDGE KY-OHIO KY-BUTLER KY-LOGAN KY- INCLUDING THE CITIES OF...PAOLI...JASPER...MARENGO...TELL CITY... HAWESVILLE...HARDINSBURG...BEAVER DAM...MORGANTOWN...RUSSELLVILLE 216 AM EDT SAT MAY 1 2010 /116 AM CDT SAT MAY 1 2010/ ...STRONG STORMS MOVING TOWARDS JASPER TO TELL CITY TO HARTFORD... AT 215 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A LINE OF STRONG STORMS NEAR OWENSBORO...AND MOVING NORTHEAST AT 50 MPH. THIS LINE OF STORMS WILL BE LOCATED FROM JASPER TO TELL CITY TO HARTFORD BY 415 AM. THIS LINE CONTAINS LARGE QUANTITIES OF CLOUD TO GROUND LIGHTNING...HEAVY RAIN WITH RAINFALL RATES OF AROUND ONE INCH PER HOUR...AND STRONG GUSTY WINDS OF 30 TO 40 MPH...ARE EXPECTED WITH THIS LINE OF STORMS. PRECAUTIONARY/PREPAREDNESS ACTIONS... FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IF POSSIBLE. STAY AWAY FROM WINDOWS AND DOORS...AND AVOID USING THE TELEPHONE UNLESS IT IS AN EMERGENCY. JDG
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 4:55 AM EDT | Severe Thunderstorm Warning | LMK | Hardin, Meade | 35 min |
| May 1, 5:17 AM EDT | Severe Thunderstorm Warning | LMK | Logan | 28 min |
| May 1, 5:25 AM EDT | Severe Thunderstorm Warning | LMK | Shelby | 35 min |
| May 1, 5:34 AM EDT | Severe Thunderstorm Warning | LMK | Butler | 26 min |
| May 1, 5:37 AM EDT | Areal Flood Advisory | LMK | Jefferson | 3 hr |
| May 1, 5:41 AM EDT | Special Weather Statement | LMK | Anderson, Boyle, Bullitt, Fayette, Franklin, Hardin and 15 more | 79 min |
| May 1, 5:51 AM EDT | Severe Thunderstorm Warning | LMK | Allen, Butler, Edmonson, Logan, Simpson, Warren | 39 min |
| May 1, 6:07 AM EDT | Areal Flood Advisory | LMK | Breckinridge, Meade | 3 hr |
| May 1, 6:45 AM EDT | Special Weather Statement | LMK | Allen, Barren, Green, Hart, Metcalfe, Monroe | 60 min |
| May 1, 6:55 AM EDT | Special Weather Statement | LMK | Anderson, Bourbon, Boyle, Bullitt, Clark, Fayette and 19 more | 50 min |
| May 1, 6:59 AM EDT | Areal Flood Advisory | LMK | Bullitt, Spencer | 103 min |
| May 1, 7:35 AM EDT | Areal Flood Advisory | LMK | Anderson, Woodford | 74 min |
| May 1, 7:51 AM EDT | Special Weather Statement | LMK | Bourbon, Boyle, Casey, Clark, Fayette, Garrard and 6 more | 84 min |
| May 1, 8:07 AM EDT | Areal Flood Advisory | LMK | Bourbon, Clark, Fayette, Jessamine | 62 min |
| May 1, 9:40 AM EDT | Special Weather Statement | LMK | Clinton, Cumberland | 35 min |
| May 1, 1:05 PM EDT | River Flood Warning | LMK | Ohio | 5 days |
| May 1, 5:04 PM EDT | Areal Flood Advisory | LMK | Allen, Barren, Butler, Clinton, Cumberland, Logan and 4 more | 6 hr |
| May 1, 3:13 AM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange, Perry | 32 min |
| May 1, 3:43 AM EDT | Areal Flood Advisory | LMK | Dubois, Orange | 2 hr |
| May 1, 3:52 AM EDT | Severe Thunderstorm Warning | LMK | Clark, Scott, Washington | 23 min |
| May 1, 5:50 AM EDT | Flash Flood Warning | LMK | Dubois, Orange | 3 hr |
Nearby
Severe Thunderstorm Warnings in Indiana, 2010Every severe thunderstorm warning in 2010
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.