Alert archive / Idaho / Special Weather Statements in 2012
Special Weather Statement, NWS Pocatello, ID
NWS Pocatello, ID issued this special weather statement at Jul 11, 2012, 5:34 PM MDT for Oneida County, Idaho. It was in force for 26 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 11, 2012, 5:34 PM MDT (23:34 UTC)
- Expired
- Jul 11, 2012, 6:00 PM MDT
- In force
- 26 min
- Issued by
- NWS Pocatello, ID
County Oneida County, ID
The radar
The Salt Lake City radar (KMTX), 97 km from the middle of the area, began a volume at 23:37 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
Riverton, WY (KRIW), launched 12:00Z, 11.6 hours before the alert went out and 332 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
- 3038 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pocatello, ID wrote its last area forecast discussion before this special weather statement went out at Jul 11, 1:31 PM MDT, 4 hours 3 minutes earlier.
Area forecast discussion, Jul 11, 1:31 PM MDT, 4 hours 3 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE POCATELLO ID 131 PM MDT WED JUL 11 2012 .DISCUSSION...MAIN AREA OF CONVECTION HAS MOVED INTO WY THIS AFTN... HOWEVER...MONSOON MOISTURE REMAINS OVER THE FCST AREA. ISOLATED TO WIDELY SCATTERED TSTMS CAN STILL BE EXPECTED ACROSS THE AREA...DIMINISHING THIS EVENING. VERY LITTLE RAINFALL WITH THEE TSTMS...BUT QUITE A BIT OF LIGHTNING STRIKES. SEVERAL FIRE STARTS SO FAR...WITH TWO VISIBLE FROM THE OFFICE. MONSOON MOISTURE WILL BE DISPLACED TO THE EAST AND SOUTH OF THE AREA ON THU...SO ONLY LOOKING FOR ISOLD MOUNTAIN TSTMS THU AFTERNOON. BY FRI...MONSOON MOISTURE MOVES BACK IN FROM THE SOUTH. TSTMS WILL AGAIN DEVELOP BY LATE FRI MORNING...AND BECOME MORE NUMEROUS THRU THE AFTERNOON. THIS TREND WILL CONTINUE THRU SUNDAY. BY MON...THE NORTHERN STREAM UPPER LOW DROPS INTO WA. THE NORTHERN STREAM FLOW WILL RESULT IN LESS MOISTURE AND MORE MODERATE TEMPS. ONLY EXPECTING ISOLD MAINLY MTN TSTMS THRU WED. HEDGES && .AVIATION...CONVECTIVE THREAT CONTINUES THIS AFTERNOON INTO EARLY EVENING. AIRMASS SUPPORTS MIXED DRY/WET STORMS WITH POTENTIAL FOR GUSTY OUTFLOW WINDS TO ROUGHLY 45KTS. WEAK SHORTWAVE ROTATING NORTHEAST FROM SOUTHEAST OREGON MAY SPARK THUNDERSTORMS BY MID MORNING OVER CENTRAL MTNS INCLUDING KSUN BUT GREATEST THREAT WILL BE DURING THE AFTERNOON. AS WITH PREVIOUS DAYS...CONVECTION APPEARS TO DROP OFF AFTER SUNSET. THURSDAY WILL SEE MOSTLY SUNNY AND VFR CONDITIONS AT AREA AIRPORTS WITH ISOLATED MOUNTAIN THUNDERSTORMS. DMH/PRESTON && .FIRE WEATHER...RED FLAG WARNING TO REMAIN IN EFFECT THROUGH 9 PM THIS EVENING DUE TO THUNDERSTORMS ACROSS THE DISTRICT. THUNDERSTORMS CONTINUE TO DEVELOPED AND MOVE ACROSS THE AREA THIS AFTERNOON. SURFACE WINDS HAVE BEEN MORE EASTERLY THAN ORIGINALLY ANTICIPATED BUT SWITCH AROUND TO SOUTHWEST PRIOR TO THUNDERSTORMS...THUS ERRATIC BEHAVIOR TO INFLUENCE FIRE FIGHTING. GUSTY WINDS NEAR THUNDERSTORMS MAY REACH UP TO 45 MPH. DUE TO SWIFT NORTHEAST MOVEMENT OF STORMS AND DRY SURFACE RH...VERY LITTLE RAINFALL REACHING THE GROUND. THURSDAY APPEARS SIMILAR AGAIN WITH RESPECT TO THUNDERSTORM DEVELOPMENT OVER THE DISTRICT BUT TRENDING MORE ISOLATED AND OVER THE MOUNTAINS. A COUPLE FEATURES OF INTEREST MAY MAKE FOR A MORE INTERESTING END OF THE WEEK/WEEKEND. PAIR OF UPPER LOWS BEGINNING TO INCREASE MOISTURE SURGE THROUGH THE GREAT BASIN FOR FRIDAY THROUGH SUNDAY. SOUTHERN LOW OFF BAJA CALIFORNIA ALREADY SURGING MOISTURE NORTH THROUGH ARIZONA PER SAT IMAGERY WHILE NORTHERN LOW APPROACHES COAST AND IS PROGGED TO FURTHER DEEPEN SOUTHERLY REACH. MOISTURE SURGES INTO IDAHO FRIDAY THROUGH SUNDAY FOR INCREASED COVERAGE OF STORMS ALONG WITH BREAKDOWN OF UPPER RIDGE AS NORTHERN LOW EXERTS INFLUENCE ACROSS THE REGION. AT THIS POINT...EXPECT RED FLAG CONDITIONS EACH DAY SOMEWHERE WITHIN THE DISTRICT PENDING BEST CHANCES FOR THUNDERSTORM DEVELOPMENT. DMH/PRESTON && .PIH WATCHES/WARNINGS/ADVISORIES... RED FLAG WARNING UNTIL 9 PM MDT THIS EVENING BELOW 6000 FEET FOR THE IDZ413-476. RED FLAG WARNING UNTIL 9 PM MDT THIS EVENING IDZ409-410. RED FLAG WARNING UNTIL 9 PM MDT THIS EVENING BELOW 5500 FEET FOR THE IDZ412. RED FLAG WARNING UNTIL 9 PM MDT THIS EVENING BELOW 6500 FEET FOR THE IDZ477. &&
Hazardous weather outlook, Jul 11, 4:02 AM MDT, 13 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE POCATELLO ID 402 AM MDT WED JUL 11 2012 IDZ017>025-031-032-121015- EASTERN MAGIC VALLEY-SAWTOOTH MOUNTAINS-UPPER SNAKE HIGHLANDS- UPPER SNAKE RIVER PLAIN-LOWER SNAKE RIVER PLAIN- SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS- CACHE VALLEY/IDAHO PORTION-WASATCH MOUNTAINS/IDAHO PORTION- BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI- 402 AM MDT WED JUL 11 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED TODAY OVER MOST OF EASTERN IDAHO. THESE STORMS ARE EXPECTED TO PRODUCE BRIEF HEAVY RAIN AND GUSTY OUTFLOW WINDS. HIGHER THAN NORMAL DAYTIME TEMPERATURES WILL CONTINUE WITH HIGHS APPROACHING 100 DEGREES IN THE SNAKE RIVER PLAIN. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORMS ARE EXPECTED ALMOST EVERY DAY WITH THE POSSIBLE EXCEPTION OF THURSDAY. STORMS ARE EXPECTED TOR PRODUCE BRIEF HEAVY RAIN AND GUSTY OUTFLOW WINDS...ESPECIALLY OVER HIGHER TERRAIN...INTO AT LEAST EARLY NEXT WEEK. ABOVE NORMAL TEMPERATURES WILL CONTINUE THROUGH FRIDAY WITH HIGH TEMPERATURES NEAR 100 DEGREES. TEMPERATURES WILL MODERATE SOMEWHAT OVER THE WEEKEND WITH INCREASED CLOUD COVER. .SPOTTER INFORMATION STATEMENT... WE ASK TRAINED SPOTTERS AND CITIZENS TO REPORT SIGNIFICANT WEATHER CONDITIONS WHEN IT IS SAFE TO DO SO. THESE CONDITIONS MAY INCLUDE HAIL...TORNADOES...STRONG WIND...DUST STORMS...SNOWFALL... EXTREME COLD TEMPERATURES...FREEZING RAIN OR HEAVY RAIN...DENSE FOG...AND FLOODING OR ICE JAMS. INFORMATION ABOUT THESE HAZARDOUS CONDITIONS SHOULD BE CALLED INTO YOUR NATIONAL WEATHER SERVICE OFFICE IN POCATELLO USING THE 1-800 SEVERE WEATHER HOTLINE...OR 208-233-0834.
In the hours before
Special weather statement, Jul 11, 5:34 PM MDT, 0 minutes before
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</html>The office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 6:34 PM MDT | Special Weather Statement | PIH | Jefferson | 26 min |
| Jul 11, 4:05 AM MDT | Red Flag Warning | PIH | Bannock, Bear Lake, Bingham, Bonneville, Butte, Caribou and 10 more | 17 hr |
Nearby
Special Weather Statements in Idaho, 2012Every special weather statement in 2012
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.