Alert archive / Idaho / Wind Advisories in 2020
Wind Advisory 21, NWS Pocatello, ID
NWS Pocatello, ID issued this wind advisory at Jul 12, 2020, 1:00 AM MDT for 4 counties in Idaho. It took effect at Jul 12, 2020, 1:00 PM MDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Jul 12, 2020, 1:00 AM MDT (07:00 UTC)
- In effect from
- Jul 12, 2020, 1:00 PM MDT
- Expired
- Jul 12, 2020, 9:00 PM MDT
- In force
- 8 hr
- Issued by
- NWS Pocatello, ID
Counties Bingham County, ID, Bonneville County, ID, Butte County, ID, Jefferson County, ID
The radar
The Pocatello radar (KSFX), 54 km from the middle of the area, began a volume at 07:01 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
Boise Airport, ID (KBOI), launched 00:00Z, 7.0 hours before the alert went out and 308 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
- 4335 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
070 WWUS75 KPIH 120700 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 100 AM MDT Sun Jul 12 2020 IDZ052-122100- /O.NEW.KPIH.WI.Y.0021.200712T1900Z-200713T0300Z/ Arco/Mud Lake Desert- Including the cities of Mud Lake, INL, and Craters of the Moon NM 100 AM MDT Sun Jul 12 2020 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM THIS EVENING... * WHAT...Southwest winds sustained at 20 to 30 MPH with gusts of 45 to 50 MPH. * WHERE...The Craters of the Moon, Arco Desert, and Mud Lake region. * WHEN...From 1 PM this afternoon through 9 PM this evening. * IMPACTS...Gusty winds could blow around unsecured objects, and create difficult driving conditions for high profile vehicles, especially empty semi tractor trailers. These winds will also be combined with very dry relative humidity values of 8 to 14 percent. Fires could start easily and spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution and keep a firm grip on the wheel when driving, especially if operating a high profile vehicle. Secure loose outdoor objects. Use extreme caution to avoid starting fires by properly discarding cigarettes, keeping vehicles off of dry grass, not allowing chains to drag, avoiding activities with open flames or sparks, and using caution with equipment that could create sparks. If you see fire, call 911 as soon as it is safe to do so. && $$ IDZ054-122100- /O.EXT.KPIH.LW.Y.0017.200712T1700Z-200713T0200Z/ Lower Snake River Plain- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 100 AM MDT Sun Jul 12 2020 ...LAKE WIND ADVISORY NOW IN EFFECT FROM 11 AM THIS MORNING TO 8 PM THIS EVENING FOR AMERICAN FALLS RESERVOIR... * WHAT...West to southwest winds sustained at 15 to 25 MPH with gusts up to 35 MPH. * WHERE...American Falls Reservoir. * WHEN...From 11 AM this morning through 8 PM this evening. * IMPACTS...Strong winds and rough waves on American Falls Reservoir will create hazardous conditions for small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on American Falls Reservoir should use extra caution since strong winds and rough waves can overturn small craft. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello KSMITH
3 follow-up statements
578 WWUS75 KPIH 122010 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 210 PM MDT Sun Jul 12 2020 IDZ052-130300- /O.CON.KPIH.WI.Y.0021.000000T0000Z-200713T0300Z/ Arco/Mud Lake Desert- Including the cities of Mud Lake, INL, and Craters of the Moon NM 210 PM MDT Sun Jul 12 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Southwest winds sustained at 20 to 30 MPH with gusts of 45 to 50 MPH. * WHERE...The Craters of the Moon, Arco Desert, and Mud Lake region. * WHEN...From 1 PM this afternoon through 9 PM this evening. * IMPACTS...Gusty winds could blow around unsecured objects, and create difficult driving conditions for high profile vehicles, especially empty semi tractor trailers. These winds will also be combined with very dry relative humidity values of 8 to 14 percent. Fires could start easily and spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ IDZ054-130200- /O.CON.KPIH.LW.Y.0017.000000T0000Z-200713T0200Z/ Lower Snake River Plain- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 210 PM MDT Sun Jul 12 2020 ...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING... * WHAT...West to southwest winds sustained at 15 to 25 MPH with gusts up to 35 MPH. * WHERE...American Falls Reservoir. * WHEN...From 11 AM this morning through 8 PM this evening. * IMPACTS...Strong winds and rough waves on American Falls Reservoir will create hazardous conditions for small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
425 WWUS75 KPIH 130201 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 801 PM MDT Sun Jul 12 2020 IDZ054-130315- /O.EXP.KPIH.LW.Y.0017.000000T0000Z-200713T0200Z/ Lower Snake River Plain- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 801 PM MDT Sun Jul 12 2020 ...LAKE WIND ADVISORY WILL EXPIRE AT 8 PM MDT THIS EVENING... Winds have diminished to below advisory criteria. $$ IDZ052-130315- /O.CON.KPIH.WI.Y.0021.000000T0000Z-200713T0300Z/ Arco/Mud Lake Desert- Including the cities of Mud Lake, INL, and Craters of the Moon NM 801 PM MDT Sun Jul 12 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...West winds 25 to 30 mph with gusts up to 35 mph. * WHERE...Mud Lake, INL, and Craters of the Moon NM. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
278 WWUS75 KPIH 130251 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 851 PM MDT Sun Jul 12 2020 IDZ052-130400- /O.EXP.KPIH.WI.Y.0021.000000T0000Z-200713T0300Z/ Arco/Mud Lake Desert- Including the cities of Mud Lake, INL, and Craters of the Moon NM 851 PM MDT Sun Jul 12 2020 ...WIND ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING... Winds have diminished to below advisory criteria. $$ For more information from the National Weather Service visit https://weather.gov/pocatello
The office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 2:56 PM MDT | Red Flag Warning | PIH | Blaine, Butte, Jerome, Lincoln, Minidoka, Power | 30 hr |
Nearby
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.