Alert archive / Utah / Special Weather Statements in 2021
Special Weather Statement, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this special weather statement at May 7, 2021, 6:25 PM MDT for Utah County, Utah. It was in force for 65 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 7, 2021, 6:25 PM MDT (00:25 UTC)
- Expired
- May 7, 2021, 7:30 PM MDT
- In force
- 65 min
- Issued by
- NWS Salt Lake City, UT
County Utah County, UT
The radar
The Salt Lake City radar (KMTX), 108 km from the middle of the area, began a volume at 00:26 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 7, 6:25 PM MDT | TSTM WND GST 61 | Bluffdale, UT | FLIGHT PARK SOUTH - 5202 FT |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 00:00Z, 0.4 hours before the alert went out and 44 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
- 146 J/kg
- Mixed-layer CIN
- -147 J/kg
- Mixed-layer LCL
- 3081 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
195 WWUS85 KSLC 080025 SPSSLC Special Weather Statement National Weather Service Salt Lake City UT 625 PM MDT Fri May 7 2021 UTZ101-105-106-111-080130- Salt Lake Valley UT-Utah Valley UT- Great Salt Lake Desert and Mountains UT-Wasatch Mountains South of I- 80 UT- 625 PM MDT Fri May 7 2021 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTH CENTRAL SALT LAKE AND NORTHWESTERN UTAH COUNTIES UNTIL 730 PM MDT... At 625 PM MDT, National Weather Service Doppler radar indicated showers capable of producing gusty winds near Lehi, or 11 miles south of Sandy...moving south at 35 mph. Wind gusts up to 50 mph will be possible. Areas of blowing dust will result in reduced visibility. Utah Lake will see a sudden increase in choppy waters, resulting in hazardous boating conditions. Locations impacted include... Provo, Sandy, Orem, South Jordan, Lehi, Draper, Riverton, Pleasant Grove, Springville, American Fork, Herriman, Eagle Mountain, Lindon, Alpine, Bluffdale, Vineyard, Brigham Young University, Lake Shore, Utah Lake and Palmyra. This includes Interstate 15 between mile markers 262 and 293. PRECAUTIONARY/PREPAREDNESS ACTIONS... If threatening weather approaches, take shelter in a sturdy building. && LAT...LON 4057 11202 4055 11183 4021 11160 4004 11193 TIME...MOT...LOC 0025Z 348DEG 29KT 4041 11192 $$ Webber
Nearby
Special Weather Statements in Utah, 2021Every special weather statement in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.