Alert archive / Idaho / Mesoscale Discussions in 2004

Mesoscale Discussion 1165

June 9, 200422 counties in Idaho; 10 counties in Montana

The Storm Prediction Center issued this mesoscale discussion at Jun 9, 2004, 5:59 PM MDT for 22 counties in Idaho; 10 counties in Montana. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued: Jun 9, 2004, 5:59 PM MDT (23:59 UTC)
Expired: Jun 9, 2004, 7:30 PM MDT
In force: 91 min
Issued by: the Storm Prediction Center

All 32 counties

Bannock 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, 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, Twin Falls County, ID, Beaverhead County, MT, Broadwater County, MT, Deer Lodge County, MT, Gallatin County, MT, Granite County, MT, Jefferson County, MT, Madison County, MT, Powell County, MT, Ravalli County, MT, Silver Bow County, MT

The radar

The Pocatello radar (KSFX), 218 km from the middle of the area, began a volume at 00:04 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

Spokane, WA (KOTX), launched 12:00Z, 12.0 hours before the alert went out and 374 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: 1395 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 80 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 9, 2:13 PM MDT	Mesoscale Discussion	SPC	Bannock, Bear Lake, Bingham, Blaine, Bonneville, Butte and 19 more	92 min
Jun 9, 2:40 PM MDT	Severe Thunderstorm Watch	SPC	Bannock, Bingham, Blaine, Bonneville, Butte, Camas and 16 more	6 hr

Nearby

Mesoscale Discussions in Idaho, 2004 Mesoscale Discussions in Montana, 2004 Every 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.