Alert archive / Idaho / Tornado Warnings in 2020
Tornado Warning 2, NWS Pocatello, ID
NWS Pocatello, ID issued this tornado warning at Apr 30, 2020, 2:27 PM MDT for Cassia County, Oneida County, Power County, Idaho. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 30, 2020, 2:27 PM MDT (20:27 UTC)
- Expired
- Apr 30, 2020, 3:15 PM MDT
- In force
- 48 min
- Issued by
- NWS Pocatello, ID
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 2.0 in
Counties Cassia County, ID, Oneida County, ID, Power County, ID
The radar
The Pocatello radar (KSFX), 99 km from the middle of the area, began a volume at 20:28 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.
The nearest sounding before it
Elko, NV (KLKN), launched 12:00Z, 8.5 hours before the alert went out and 181 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
- 1518 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
536
WFUS55 KPIH 302027
TORPIH
IDC031-071-077-302115-
/O.NEW.KPIH.TO.W.0002.200430T2027Z-200430T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Pocatello ID
227 PM MDT Thu Apr 30 2020
The National Weather Service in Pocatello has issued a
* Tornado Warning for...
Northwestern Oneida County in southeastern Idaho...
Southwestern Power County in southeastern Idaho...
Southeastern Cassia County in southeastern Idaho...
* Until 315 PM MDT.
* At 226 PM MDT, a severe thunderstorm capable of producing a tornado
was located 14 miles east of Malta, moving east at 40 mph.
HAZARD...Tornado and hail up to two inches in diameter. Wind gusts
up to 50 mph.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This tornadic thunderstorm will remain over mainly rural areas of
northwestern Oneida, southwestern Power and southeastern Cassia
Counties, including the following locations... Idahome, Sublett
Reservoir, Mt Harrison, Roy, Sweetzer Summit, Bridge and Massacre
Rocks.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Pocatello.
&&
LAT...LON 4206 11313 4224 11388 4272 11290 4224 11238
TIME...MOT...LOC 2026Z 254DEG 53KT 4224 11309
TORNADO...RADAR INDICATED
HAIL...2.00IN
$$
Messick2 follow-up statements
764
WWUS55 KPIH 302052
SVSPIH
Severe Weather Statement
National Weather Service Pocatello ID
252 PM MDT Thu Apr 30 2020
IDC031-071-077-302115-
/O.CON.KPIH.TO.W.0002.000000T0000Z-200430T2115Z/
Oneida ID-Power ID-Cassia ID-
252 PM MDT Thu Apr 30 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM MDT FOR
NORTHWESTERN ONEIDA...SOUTHWESTERN POWER AND SOUTHEASTERN CASSIA
COUNTIES...
At 252 PM MDT, a severe thunderstorm capable of producing a tornado
was located 11 miles north of Holbrook Summit, or 19 miles northwest
of Malad, moving east at 40 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Malta, Oakley, Rockland, Elba, Juniper, Idahome, Sublett Reservoir,
Mt Harrison, Roy, Sweetzer Summit, Bridge and Massacre Rocks.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 4206 11313 4224 11388 4272 11290 4224 11238
TIME...MOT...LOC 2052Z 254DEG 53KT 4233 11259
TORNADO...RADAR INDICATED
HAIL...2.00IN
$$
Messick719
WWUS55 KPIH 302111
SVSPIH
Severe Weather Statement
National Weather Service Pocatello ID
311 PM MDT Thu Apr 30 2020
IDC031-071-077-302121-
/O.EXP.KPIH.TO.W.0002.000000T0000Z-200430T2115Z/
Oneida ID-Power ID-Cassia ID-
311 PM MDT Thu Apr 30 2020
...THE TORNADO WARNING FOR NORTHWESTERN ONEIDA...SOUTHWESTERN POWER
AND SOUTHEASTERN CASSIA COUNTIES WILL EXPIRE AT 315 PM MDT...
The tornadic thunderstorm which prompted the warning has weakened.
Therefore, the warning will be allowed to expire. However hail and
gusty winds are still possible with this thunderstorm.
LAT...LON 4206 11313 4224 11388 4272 11290 4224 11238
TIME...MOT...LOC 2111Z 254DEG 53KT 4238 11232
$$
MessickThe office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 11:58 AM MDT | Special Weather Statement | PIH | Bannock, Bonneville, Oneida | 92 min |
| Apr 30, 11:59 AM MDT | Special Weather Statement | PIH | Bannock, Bonneville, Oneida | 91 min |
| Apr 30, 12:23 PM MDT | Special Weather Statement | PIH | Custer | 97 min |
| Apr 30, 1:22 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 53 min |
| Apr 30, 1:32 PM MDT | Special Weather Statement | PIH | Butte | 88 min |
| Apr 30, 1:46 PM MDT | Tornado Warning | PIH | Cassia | 44 min |
| Apr 30, 1:50 PM MDT | Special Weather Statement | PIH | Fremont | 85 min |
| Apr 30, 2:55 PM MDT | Tornado Warning | PIH | Franklin, Oneida | 50 min |
| Apr 30, 3:37 PM MDT | Special Weather Statement | PIH | Lincoln | 53 min |
| Apr 30, 3:44 PM MDT | Severe Thunderstorm Warning | PIH | Franklin, Oneida | 46 min |
| Apr 30, 3:57 PM MDT | Severe Thunderstorm Warning | PIH | Lincoln | 48 min |
| Apr 30, 4:09 PM MDT | Tornado Warning | PIH | Lincoln | 20 min |
| Apr 30, 4:29 PM MDT | Special Weather Statement | PIH | Franklin | 91 min |
| Apr 30, 4:29 PM MDT | Severe Thunderstorm Warning | PIH | Blaine, Lincoln | 46 min |
| Apr 30, 4:39 PM MDT | Severe Thunderstorm Warning | PIH | Blaine, Lincoln, Minidoka, Power | 51 min |
| Apr 30, 4:47 PM MDT | Severe Thunderstorm Warning | PIH | Clark | 28 min |
| Apr 30, 5:01 PM MDT | Special Weather Statement | PIH | Butte | 44 min |
| Apr 30, 5:16 PM MDT | Special Weather Statement | PIH | Clark | 44 min |
| Apr 30, 5:17 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham, Blaine, Power | 43 min |
| Apr 30, 5:17 PM MDT | Severe Thunderstorm Warning | PIH | Blaine, Cassia, Minidoka, Power | 43 min |
| Apr 30, 5:46 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Butte, Clark, Custer, Jefferson | 44 min |
| Apr 30, 5:55 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Bonneville | 50 min |
| Apr 30, 5:59 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham, Blaine, Cassia, Power | 46 min |
Nearby
Tornado Warnings in Idaho, 2020Every tornado warning in 2020Tornadoes in 2020
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; radar from the NEXRAD Level II archive.