Alert archive / Idaho / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 21, NWS Missoula, MT
NWS Missoula, MT issued this severe thunderstorm warning at Jul 27, 2010, 5:18 PM PDT for Idaho County, Idaho. It was in force for 13 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
- Jul 27, 2010, 5:18 PM PDT (00:18 UTC)
- Expired
- Jul 27, 2010, 5:31 PM PDT
- In force
- 13 min
- Issued by
- NWS Missoula, MT
- Area
- Storm-based polygon
County Idaho County, ID
The radar
The Missoula radar (KMSX), 184 km from the middle of the area, began a volume at 00:18 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, 0.3 hours before the alert went out and 242 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
- 13 J/kg
- Mixed-layer CIN
- -145 J/kg
- Mixed-layer LCL
- 3317 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
877 WUUS55 KMSO 280018 SVRMSO IDC049-280045- /O.NEW.KMSO.SV.W.0021.100728T0018Z-100728T0045Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MISSOULA MT 518 PM PDT TUE JUL 27 2010 THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL IDAHO COUNTY IN CENTRAL IDAHO... * UNTIL 545 PM PDT/645 PM MDT/. * AT 512 PM PDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING HAIL UP TO ONE INCH IN DIAMETER. THIS STORM WAS LOCATED 6 MILES NORTHWEST OF CHINA BAR AND LEHMI CREEK IN 2007 BURN AREA...OR NEAR THE DIXIE AREA...AND WAS MOVING EAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE...CHINA BAR AND LEHMI CREEK IN 2007 BURN AREA AND DIXIE. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE HAIL IS LIKELY WITH THIS SEVERE THUNDERSTORM. DAMAGING WINDS ARE POSSIBLE...ALONG WITH FREQUENT LIGHTNING AND HEAVY RAIN. FOR YOUR PROTECTION...GO INDOORS AND STAY AWAY FROM WINDOWS. IF YOU ARE CAUGHT OUTSIDE...MOVE TO A WELL PROTECTED AREA. && LAT...LON 4577 11507 4556 11495 4544 11549 4561 11558 TIME...MOT...LOC 0018Z 249DEG 23KT 4556 11541 $$
1 follow-up statement
863 WWUS55 KMSO 280031 SVSMSO SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 631 PM MDT TUE JUL 27 2010 IDC049-280041- /O.CAN.KMSO.SV.W.0021.000000T0000Z-100728T0045Z/ IDAHO ID- 531 PM PDT TUE JUL 27 2010 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL IDAHO COUNTY IS CANCELLED... LAT...LON 4577 11507 4556 11495 4544 11549 4561 11558 TIME...MOT...LOC 0031Z 249DEG 23KT 4559 11530 $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 12:36 PM PDT | Special Weather Statement | MSO | Lemhi | 39 min |
Nearby
Severe Thunderstorm Warnings in Idaho, 2010Every severe thunderstorm warning in 2010
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.