Alert archive / Idaho / Mesoscale Discussions in 2004
Mesoscale Discussion 1159
The Storm Prediction Center issued this mesoscale discussion at Jun 9, 2004, 2:13 PM MDT for 25 counties in Idaho; Beaverhead County, Gallatin County, Madison County, Montana. It was in force for 92 min.
The area
The outline as issued.
The facts
- Issued
- Jun 9, 2004, 2:13 PM MDT (20:13 UTC)
- Expired
- Jun 9, 2004, 3:45 PM MDT
- In force
- 92 min
- Issued by
- the Storm Prediction Center
All 28 counties
Bannock County, ID, Bear Lake County, ID, Bingham County, ID, Blaine County, ID, Bonneville County, ID, Butte County, ID, Camas County, ID, Caribou County, ID, Cassia County, ID, Clark County, ID, Custer County, ID, Elmore County, ID, Franklin County, ID, Fremont County, ID, Gooding County, ID, Jefferson County, ID, Jerome County, ID, Lemhi County, ID, Lincoln County, ID, Madison County, ID, Minidoka County, ID, Oneida County, ID, Power County, ID, Teton County, ID, Twin Falls County, ID, Beaverhead County, MT, Gallatin County, MT, Madison County, MT
The radar
The Pocatello radar (KSFX), 68 km from the middle of the area, began a volume at 20:14 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 12:00Z, 8.2 hours before the alert went out and 333 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
- 2997 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 2:40 PM MDT | Severe Thunderstorm Watch | SPC | Bannock, Bingham, Blaine, Bonneville, Butte, Camas and 16 more | 6 hr |
| Jun 9, 5:59 PM MDT | Mesoscale Discussion | SPC | Bannock, Bingham, Blaine, Bonneville, Butte, Camas and 16 more | 91 min |
Nearby
Mesoscale Discussions in Idaho, 2004Mesoscale Discussions in Montana, 2004Every mesoscale discussion in 2004
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.