Alert archive / Indiana / Winter Storm Watches in 2008

Winter Storm Watch 2, NWS Indianapolis, IN

February 10, 200839 counties in Indiana

NWS Indianapolis, IN issued this winter storm watch at Feb 10, 2008, 3:28 PM EST for 39 counties in Indiana. It took effect at Feb 11, 2008, 7:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Feb 10, 2008, 3:28 PM EST (20:28 UTC)
In effect from: Feb 11, 2008, 7:00 PM EST
Expired: Feb 11, 2008, 4:13 AM EST
In force
Issued by: NWS Indianapolis, IN

All 39 counties

Bartholomew County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Clay County, IN, Clinton County, IN, Daviess County, IN, Decatur County, IN, Delaware County, IN, Fountain County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Jackson County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Martin County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Owen County, IN, Parke County, IN, Putnam County, IN, Randolph County, IN, Rush County, IN, Shelby County, IN, Sullivan County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Vigo County, IN, Warren County, IN

The radar

The Indianapolis radar (KIND), 15 km from the middle of the area, began a volume at 20:25 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.5 hours before the alert went out and 227 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1144 m above ground
0-6 km bulk shear: 124 kt
0-1 km storm-relative helicity: 125 m²/s²
0-3 km storm-relative helicity: 332 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this winter storm watch 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 winter storm watch went out at Feb 10, 2:41 PM EST, 47 minutes earlier.

Area forecast discussion, Feb 10, 2:41 PM EST, 47 minutes before

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Hazardous weather outlook, Feb 10, 4:22 AM EST, 11 hours 6 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Nearby

Winter Storm Watches in Indiana, 2008 Every winter storm watch in 2008

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.