Alert archive / Idaho / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 4, NWS Pocatello, ID

May 5, 1995Bingham County, Power County, Idaho

NWS Pocatello, ID issued this severe thunderstorm warning at May 5, 1995, 3:33 PM MDT for Bingham County, Power County, Idaho. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
May 5, 1995, 3:33 PM MDT (21:33 UTC)
Expired
May 5, 1995, 4:15 PM MDT
In force
42 min
Issued by
NWS Pocatello, ID
Area
Whole counties

Counties Bingham County, ID, Power County, ID

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 9.6 hours before the alert went out and 249 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-pSkew-T log-p diagram, Salt Lake City I, UT at 12:00Z on 1995-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salt Lake City I, UT at 12:00Z on 1995-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
8 J/kg
Mixed-layer CIN
-185 J/kg
Mixed-layer LCL
1645 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
111 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.

000 
TTAA00 KPIH 052134
SVRPIH
IDC011-077-052215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE POCATELLO ID
333 PM MDT FRI MAY 5 1995
 
THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  415 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN SOUTHEAST IDAHO
 
   ...WESTERN BINGHAM COUNTY...EASTERN POWER COUNTY
 
AT 325 PM MDT, A SPOTTER 10 MILES NORTHWEST OF AMERICAN FALLS
REPORTED MARBLE SIZE HAIL FALLING FROM A THUNDERSTORM. THE
THUNDERSTORM WAS MOVING TO THE NORTH AT ABOUT 15 TO 20 MPH.
THE TOWNS OF AMERICAN FALLS AND ABERDEEN ARE IN THE PATH OF
THIS STORM.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

What forecasters said that day

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

In the hours before

Local storm report, May 5, 2:10 PM MDT, 1 hour 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE POCATELLO ID
0209 PM MDT FRI MAY 05 1995

TIME(MDT)  ....CITY LOCATION...     STATE    ...EVENT/REMARKS...

1404          PRESTON                ID      SPOTTER REPORTS
5/6/95        FRANKLIN                       MARBLE SIZE HAIL COVERING
                                             GROUND AND STILL FALLING

END/HEIM

The office that day

Everything else NWS Pocatello, ID issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 5, 1:58 PM MDTSevere Thunderstorm WarningPIHBannock, Franklin47 min

Nearby

Severe Thunderstorm Warnings in Idaho, 1995Every severe thunderstorm warning in 1995

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.