Alert archive / Utah / Special Weather Statements in 2014

Special Weather Statement, NWS Salt Lake City, UT

August 5, 2014Salt Lake County, Utah

NWS Salt Lake City, UT issued this special weather statement at Aug 5, 2014, 2:07 PM MDT for Salt Lake County, Utah. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 5, 2014, 2:07 PM MDT (20:07 UTC)
Expired: Aug 5, 2014, 2:45 PM MDT
In force: 38 min
Issued by: NWS Salt Lake City, UT

County Salt Lake County, UT

The radar

The Salt Lake City radar (KMTX), 81 km from the middle of the area, began a volume at 20:10 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

Salt Lake City I, UT (KSLC), launched 12:00Z, 8.1 hours before the alert went out and 43 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: 217 J/kg
Mixed-layer CIN: -72 J/kg
Mixed-layer LCL: 1440 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 147 m²/s²
0-3 km storm-relative helicity: 184 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Salt Lake City, UT wrote its last area forecast discussion before this special weather statement went out at Aug 5, 12:16 PM MDT, 1 hour 51 minutes earlier.

Area forecast discussion, Aug 5, 12:16 PM MDT, 1 hour 51 minutes before

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Hazardous weather outlook, Aug 5, 6:00 AM MDT, 8 hours 7 minutes before

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In the hours before

Special weather statement, Aug 5, 2:07 PM MDT, 0 minutes before

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The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 4, 6:13 PM MDT	Areal Flood Advisory	SLC	Utah	92 min
Aug 4, 6:39 PM MDT	Areal Flood Advisory	SLC	Salt Lake, Utah	96 min
Aug 4, 7:54 PM MDT	Areal Flood Advisory	SLC	Davis, Salt Lake	96 min
Aug 5, 12:25 PM MDT	Flash Flood Watch	SLC		8 hr
Aug 5, 3:10 PM MDT	Special Weather Statement	SLC	Salt Lake	50 min
Aug 5, 3:43 PM MDT	Areal Flood Advisory	SLC	Weber	3 hr
Aug 5, 3:48 PM MDT	Areal Flood Advisory	SLC	Davis, Weber	57 min
Aug 5, 4:09 PM MDT	Areal Flood Advisory	SLC	Utah	81 min

Nearby

Special Weather Statements in Utah, 2014 Every special weather statement in 2014

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.