Alert archive / Idaho / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 2, NWS Pocatello, ID
NWS Pocatello, ID issued this severe thunderstorm warning at Jul 23, 1990, 3:44 PM MDT for Bonneville County, Idaho. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Jul 23, 1990, 3:44 PM MDT (21:44 UTC)
- Expired
- Jul 23, 1990, 4:45 PM MDT
- In force
- 61 min
- Issued by
- NWS Pocatello, ID
- Area
- Whole counties
County Bonneville County, ID
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Lander/Hunt Fiel, WY (KLND), launched 12:00Z, 9.7 hours before the alert went out and 245 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1832 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 21 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 KPIH 232144 SVRPIH IDC019-232245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE POCATELLO ID 344 PM MDT MON JUL 23 1990 THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... ... IN SOUTHEAST IDAHO ...EASTERN BONNEVILLE COUNTY SEVERE THUNDERSTORMS ARE INDICATED BY LIGHTNING DETECTION DEVICES TO BE MOVING EASTWARD THROUGH EAST BONNEVILLE COUNTY. SIMILAR STORMS BROUGHT VERY STRONG WINDS TO BEAR LAKE AND CARIBOU COUNTIES IN THE LAST HOUR. PERSONS ENGAGED IN OUTDOOR ACTIVITIES...ESPECIALLY ON PALISADES RESERVOIR ARE URGED TO GO TO SHELTER IMMEDIATELY. DO NOT REMAIN ON THE WATER BUT GO TO SHORE BY THE SHORTEST ROUTE.;E IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE> THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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
Special weather statement, Jul 23, 2:48 PM MDT, 56 minutes before
IDZ003-004-232300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO ID 248 PM MDT MON JUL 23 1990 ...THUNDERSHOWERS AND STRONG GUSTY WINDS IN EASTERN IDAHO... THUNDERSTORMS HAVE DEVELOPED OVER EASTERN IDAHO THIS AFTERNOON AS A PACIFIC WEATHER SYSTEM MOVES INTO THE STATE. A THUNDERSHOWER WITH FREQUENT LIGHTNING AND WIND GUSTS TO NEAR 50 MPH WAS REPORTED AT SODA SPRINGS AT 235 PM MDT. EARLIER STORMS WERE REPORTED AT ARBON AND ROCKLAND IN POWER COUNTY BUT WITHOUT THE STRONG GUSTY WINDS. THUNDERSHOWERS WERE ALSO REPORTED NEAR PRESTON... AND AT CHALLIS WHERE TWO TENTHS OF AN INCH OF RAIN FELL. ADDITIONAL THUNDERSHOWERS WITH STRONG GUSTY WINDS AND POSSIBLE BRIEF HEAVY RAIN OR HAIL ARE POSSIBLE INTO THIS EVENING. PERSONS ENGAGED IN OUTDOOR ACTIVITES ARE ADVISED TO GO TO SHELTER IF A SEVERE THUNDERSTORM THREATENS YOUR AREA.
The office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 3:24 PM MDT | Severe Thunderstorm Warning | PIH | Bear Lake | 51 min |
Nearby
Severe Thunderstorm Warnings in Idaho, 1990Every severe thunderstorm warning in 1990
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.