Alert archive / Idaho / Tornado Warnings in 1986
Tornado Warning 4, NWS Boise, ID
NWS Boise, ID issued this tornado warning at Aug 29, 1986, 1:50 PM MDT for Camas County, Elmore County, Idaho. It was in force for 40 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 29, 1986, 1:50 PM MDT (19:50 UTC)
- Expired
- Aug 29, 1986, 2:30 PM MDT
- In force
- 40 min
- Issued by
- NWS Boise, ID
- Area
- Whole counties
Counties Camas County, ID, Elmore County, ID
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 29, 2:00 PM MDT | Tornado F0 | Camas, ID |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 12:00Z, 7.8 hours before the alert went out and 88 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
- 52 J/kg
- Mixed-layer CIN
- -209 J/kg
- Mixed-layer LCL
- 2167 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBOI 291952 TORBOI IDC039-025-292030- BULLETIN IMMEDIATE BROADCAST REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BOISE ID 150 PM MDT FRI AUG 29 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 230 PM MDT FOR THE FOLLOWING COUNTIES OF SOUTHWEST IDAHO...EASTERN ELMORE..AND CAMAS A TORNADO HAS BEEN SPOTTED BY THE BUREAU OF LAND MANAGEMENT ONE MILE SOUTHEAST OF LITTLE CAMAS RESERVOIR IN EASTERN ELMORE COUNTY AT 1 40 PM. RADAR REPORTS INDICATE MOVEMENT TOWARD THE NORTHEAST ABOUT 25 MPH. IF THREATENING WEATHER APPROACHES YOU.. TAKE COVER IMMEDIATELY. A BASEMENT ... INTERIOR HALLWAY.. OR ROOM ON THE LOWEST FLOOR IS THE SAFEST PLACE IN MOST BUILDINGS. IF YOU ARE IN A CAR OR TRUCK.. DO NOT TRY TO DRIVE AWAY FROM THE FUNNEL. INSTEAD LEAVE YOUR VEHICLE FOR LOW GROUND. ASK THE NEAREST LOW ENFORCEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORTS TO THE BOISE WEATHER SERVICE FORECAST OFFICE. STAY TUNED TO NOAA WEATHER R-ADIO.. COMMERCIAL RADIO OR TELEVISION FOR FURTHER INFORMATION. END WSFO BOISE $$
The office that day
Everything else NWS Boise, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 2:40 PM MDT | Tornado Warning | BOI | Blaine, Camas | 50 min |
Nearby
Tornado Warnings in Idaho, 1986Every tornado warning in 1986Tornadoes in 1986
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.