Alert archive / Indiana / Winter Storm Watches in 2007
Winter Storm Watch 5, NWS Northern Indiana
NWS Northern Indiana issued this winter storm watch at Dec 8, 2007, 4:24 AM EST for 9 counties in Indiana; 6 counties in Ohio; 4 counties in Michigan. It took effect at Dec 9, 2007, 1:00 AM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 8, 2007, 4:24 AM EST (09:24 UTC)
- In effect from
- Dec 9, 2007, 1:00 AM EST
- Expired
- Dec 8, 2007, 10:53 PM EST
- In force
- Issued by
- NWS Northern Indiana
Counties Allen County, IN, DeKalb County, IN, Elkhart County, IN, LaGrange County, IN, Marshall County, IN, Noble County, IN, Starke County, IN, Steuben County, IN, Whitley County, IN, Branch County, MI, Cass County, MI, Hillsdale County, MI, Saint Joseph County, MI, Defiance County, OH, Fulton County, OH, Henry County, OH, Paulding County, OH, Putnam County, OH, Williams County, OH
The radar
The Northern Indiana radar (KIWX), 50 km from the middle of the area, began a volume at 09:30 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
Detroit, MI (KDTX), launched 00:00Z, 9.4 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.
- Mixed-layer CAPE
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 537 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Northern Indiana wrote its last area forecast discussion before this winter storm watch went out at Dec 8, 12:49 AM EST, 3 hours 35 minutes earlier.
Area forecast discussion, Dec 8, 12:49 AM EST, 3 hours 35 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 |
|---|---|---|---|---|
| Dec 8, 4:24 AM EST | Freezing Rain Advisory | IWX | Adams, Blackford, Cass, Fulton, Grant, Huntington and 6 more | 24 hr |
Nearby
Winter Storm Watches in Indiana, 2007Winter Storm Watches in Ohio, 2007Winter Storm Watches in Michigan, 2007Every winter storm watch in 2007
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.