Alert archive / Indiana / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 31, NWS Northern Indiana

September 26, 1986Noble County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Sep 26, 1986, 3:53 PM EST for Noble County, Indiana. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Sep 26, 1986, 3:53 PM EST (20:53 UTC)
Expired
Sep 26, 1986, 4:30 PM EST
In force
37 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Noble County, IN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 8.9 hours before the alert went out and 196 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, Dayton/James M C, OH at 12:00Z on 1986-09-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Dayton/James M C, OH at 12:00Z on 1986-09-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 26, 3:26 PM ESTSevere Thunderstorm WarningIWXAdams, Wells34 min
Sep 26, 4:14 PM ESTSevere Thunderstorm WarningIWXWhitley31 min
Sep 26, 4:36 PM ESTSevere Thunderstorm WarningIWXAllen24 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1986Every severe thunderstorm warning in 1986

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.