Alert archive / Indiana / Areal Flood Warnings in 2017
Areal Flood Warning 83, NWS Indianapolis, IN
NWS Indianapolis, IN issued this areal flood warning at Nov 18, 2017, 1:38 PM EST for 22 counties in Indiana. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Nov 18, 2017, 1:38 PM EST (18:38 UTC)
- Expired
- Nov 18, 2017, 4:30 PM EST
- In force
- 3 hr
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Flood severity
- None
All 22 counties
Boone County, IN, Clay County, IN, Clinton County, IN, Delaware County, IN, Fountain County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Madison County, IN, Marion County, IN, Montgomery County, IN, Morgan County, IN, Owen County, IN, Parke County, IN, Putnam County, IN, Randolph County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Vigo County, IN
The radar
The Indianapolis radar (KIND), 28 km from the middle of the area, began a volume at 18:37 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, 6.6 hours before the alert went out and 186 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 204 m²/s²
- 0-3 km storm-relative helicity
- 268 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
What forecasters said that day
The local office's own words before this areal flood warning 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 areal flood warning went out at Nov 18, 12:53 PM EST, 45 minutes earlier.
Area forecast discussion, Nov 18, 12:53 PM EST, 45 minutes before
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</html>Hazardous weather outlook, Nov 18, 4:58 AM EST, 8 hours 40 minutes before
Hazardous Weather Outlook National Weather Service Indianapolis IN 458 AM EST Sat Nov 18 2017 INZ021-028>031-035>041-191100- Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone- Tipton-Hamilton-Madison-Delaware- Including the cities of Lafayette, Frankfort, Kokomo, Crawfordsville, Anderson, and Muncie 458 AM EST Sat Nov 18 2017 This hazardous weather outlook is for central Indiana. .DAY ONE...Today and Tonight. Outlook: Thunderstorm activity is expected today. There is a risk of isolated severe storms from about midday through the late afternoon. Damaging winds and large hail are the main threats. Heavy amounts of rain are also possible today. Winds may gust to near 40 mph this afternoon and evening outside of thunderstorms. Hazards: Damaging wind gusts, large hail, cloud to ground lightning, ponding of water and reduced visibility due to heavy rainfall. Timing: Best chances for severe storms from near the midday hours through late this afternoon. Heavy rainfall possible at any time today. Discussion: A low pressure system is expected to move through Indiana this afternoon, bringing numerous showers and thunderstorms. Strong wind gusts are possible with thunderstorms this afternoon, and near and behind the cold front. Shower activity and strong winds are expected to end late this evening as the low pressure system moves away. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Outlook: No hazardous weather is expected at this time. Discussion: Generally dry weather is expected for much of next week as high pressure builds into the area. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed from the midday hours through late this afternoon. && More information, along with other weather, hydrological and climate information can be found at http://weather.gov/ind INZ042>049-051>057-060>065-067>072-191100- 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- Including the cities of Indianapolis, Terre Haute, Shelbyville, Bloomington, Columbus, Vincennes, Bedford, and Seymour 458 AM EST Sat Nov 18 2017 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 1 AM EST SUNDAY... This hazardous weather outlook is for central Indiana. Outlook: Thunderstorm activity is expected today. There is a risk of isolated to scattered severe storms from about midday through the late afternoon. Damaging winds are the main threat, although large hail and isolated tornadoes are also possible. Heavy amounts of rain are also possible today. Winds may gust 40 to 50 mph this afternoon and evening outside of thunderstorms. Hazards: Damaging wind gusts, large hail, isolated tornadoes, cloud to ground lightning, ponding of water and reduced visibility due to heavy rainfall. Timing: Best chances for severe storms from near the midday hours through late this afternoon. Heavy rainfall possible at any time today. Discussion: A low pressure system is expected to move through Indiana this afternoon, bringing numerous showers and thunderstorms. Strong wind gusts are possible with thunderstorms this afternoon, and near and behind the cold front. Shower activity and strong winds are expected to end late this evening as the low pressure system moves away. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Outlook: No hazardous weather is expected at this time. Discussion: Generally dry weather is expected for much of next week as high pressure builds into the area. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed from the midday hours through late this afternoon. && More information, along with other weather, hydrological and climate information can be found at http://weather.gov/ind
In the hours before
Special weather statement, Nov 18, 11:10 AM EST, 2 hours 28 minutes before
Special Weather Statement
National Weather Service Indianapolis IN
1110 AM EST SAT NOV 18 2017
INZ028-029-035-036-181700-
Montgomery IN-Fountain IN-Warren IN-Tippecanoe IN-
1110 AM EST SAT NOV 18 2017
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL FOUNTAIN...WESTERN
TIPPECANOE...WARREN AND NORTHWESTERN MONTGOMERY COUNTIES UNTIL NOON
EST...
At 1109 AM EST, Doppler radar was tracking a strong thunderstorm 7
miles west of Williamsport, or 13 miles northeast of Danville, moving
east at 45 mph.
Half inch hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Lafayette, West Lafayette, Covington, Veedersburg, Williamsport,
Attica, Shadeland, Linden, West Lebanon, New Richmond, Wingate,
Newtown, Pine Village, Mellott, Purdue University, Foster and
Rainsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 4056 8689 4015 8687 4011 8741 4013 8741
4013 8749 4015 8749 4015 8752 4033 8753
4048 8727 4048 8709 4056 8709
TIME...MOT...LOC 1609Z 262DEG 40KT 4026 8743
PUMALocal storm report, Nov 18, 11:24 AM EST, 2 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1124 AM EST SAT NOV 18 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1120 AM FLOOD LAFAYETTE 40.41N 86.87W
11/18/2017 TIPPECANOE IN PUBLIC
MULTIPLE REPORTS OF WATER PONDING IN YARDS
ACROSS LAFAYETTE.
&&
KEHLocal storm report, Nov 18, 12:04 PM EST, 1 hour 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1204 PM EST SAT NOV 18 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1120 AM TSTM WND DMG 2 ENE DAYTON 40.39N 86.73W
11/18/2017 TIPPECANOE IN EMERGENCY MNGR
TREES DOWN AT 900 E AND 200 S. TIME
ESTIMATED FROM REPORT AND RADAR.
&&
KEHLocal storm report, Nov 18, 12:21 PM EST, 1 hour 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1221 PM EST SAT NOV 18 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1150 AM TSTM WND DMG 1 E FRANKFORT 40.28N 86.48W
11/18/2017 CLINTON IN PUBLIC
WALMART ROOF COLLAPSE AND FRONT DAMAGED.
STORE EVACUATED. SEMI TRUCKS POSSIBLY
KNOCKED OVER. INJURIES REPORTED, UNSURE HOW
MANY.
&&
KEHLocal storm report, Nov 18, 12:32 PM EST, 1 hour 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1232 PM EST SAT NOV 18 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1220 PM FLOOD THORNTOWN 40.13N 86.61W
11/18/2017 BOONE IN PUBLIC
YARDS FLOODED IN THORNTOWN. VIA TWITTER.
&&
KEHLocal storm report, Nov 18, 1:34 PM EST, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
134 PM EST SAT NOV 18 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1132 AM TSTM WND DMG 2 E LINDEN 40.19N 86.86W
11/18/2017 MONTGOMERY IN PUBLIC
TREES DOWN ACROSS THE ROAD AND TWO POLE
BARNS DAMAGED. TIME ESTIMATED FROM RADAR.
&&
KEHThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 18, 11:10 AM EST | Special Weather Statement | IND | Tippecanoe, Warren | 50 min |
| Nov 18, 11:15 AM EST | Areal Flood Warning | IND | Carroll, Clinton, Fountain, Howard, Tippecanoe, Warren | 6 hr |
| Nov 18, 11:40 AM EST | Severe Thunderstorm Warning | IND | Boone, Clinton, Montgomery, Tippecanoe | 50 min |
| Nov 18, 12:13 PM EST | Severe Thunderstorm Warning | IND | Hamilton, Tipton | 32 min |
| Nov 18, 12:38 PM EST | Severe Thunderstorm Warning | IND | Delaware, Hamilton, Madison, Tipton | 37 min |
| Nov 18, 4:30 PM EST | Areal Flood Warning | IND | Delaware, Hamilton, Hancock, Henry, Howard, Madison and 3 more | 18 hr |
| Nov 18, 5:13 PM EST | Areal Flood Warning | IND | Carroll, Clinton, Fountain, Howard, Tippecanoe, Warren | 15 hr |
| Nov 18, 5:40 PM EST | River Flood Warning | IND | Delaware, Randolph | 42 hr |
| Nov 18, 5:48 PM EST | River Flood Warning | IND | Tippecanoe | 62 hr |
| Nov 18, 6:17 PM EST | River Flood Warning | IND | Fountain, Parke, Tippecanoe, Vermillion, Warren | 6 days |
Nearby
Areal Flood Warnings in Indiana, 2017Every areal flood warning 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.