Alert archive / Idaho / Special Weather Statements in 2013
Special Weather Statement, NWS Boise, ID
NWS Boise, ID issued this special weather statement at Aug 1, 2013, 8:49 PM MDT for Jerome County, Twin Falls County, Idaho. It was in force for 56 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
- Aug 1, 2013, 8:49 PM MDT (02:49 UTC)
- Expired
- Aug 1, 2013, 9:45 PM MDT
- In force
- 56 min
- Issued by
- NWS Boise, ID
Counties Jerome County, ID, Twin Falls County, ID
The radar
The Pocatello radar (KSFX), 140 km from the middle of the area, began a volume at 02:49 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 |
|---|---|---|---|
| Aug 1, 9:34 PM MDT | TSTM WND GST 47 | 1 Se Magic Valley Regio, ID | THUNDERSTORM OUTFLOW WIND |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 00:00Z, 2.8 hours before the alert went out and 185 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
- 86 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 3551 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
190
WWUS85 KBOI 020249
SPSBOI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOISE ID
849 PM MDT THU AUG 1 2013
IDZ014>016-030-020345-
GOODING ID-JEROME ID-OWYHEE ID-TWIN FALLS ID-
849 PM MDT THU AUG 1 2013
THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY FOR...
SOUTHEASTERN GOODING COUNTY IN SOUTH CENTRAL IDAHO...
JEROME COUNTY IN SOUTH CENTRAL IDAHO...
NORTHERN TWIN FALLS COUNTY IN SOUTH CENTRAL IDAHO...
AND EAST CENTRAL OWYHEE COUNTY IN SOUTHWEST IDAHO...
UNTIL 945 PM MDT.
AT 847 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG WINDS 5 MILES SOUTH OF HAGERMAN...MOVING SOUTHEAST AT
45 MPH.
WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM.
THE THUNDERSTORM WILL BE NEAR...
FILER AROUND 915 PM MDT...
TWIN FALLS AROUND 920 PM MDT...
MAGIC VALLEY REGIONAL AIRPORT AROUND 925 PM MDT...
ROCK CREEK AROUND 935 PM MDT.
LAT...LON 4250 11405 4241 11407 4241 11428 4220 11428
4247 11538 4299 11476 4297 11459 4286 11458
4286 11438 4281 11434 4281 11405 4278 11404
4277 11394 4274 11392 4253 11393
TIME...MOT...LOC 0248Z 302DEG 40KT 4273 11491
$$The office that day
Everything else NWS Boise, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 6:37 PM MDT | Special Weather Statement | BOI | Payette | 38 min |
| Aug 1, 6:55 PM MDT | Special Weather Statement | BOI | Ada | 35 min |
| Aug 1, 7:09 PM MDT | Special Weather Statement | BOI | Gem | 36 min |
| Aug 1, 7:21 PM MDT | Special Weather Statement | BOI | Elmore | 39 min |
| Aug 1, 8:02 PM MDT | Special Weather Statement | BOI | Gooding | 43 min |
| Aug 1, 8:09 PM MDT | Special Weather Statement | BOI | Gooding | 36 min |
Nearby
Special Weather Statements in Idaho, 2013Every special weather statement in 2013
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.