Alert archive / Montana / High Wind Watches in 2011
High Wind Watch 7, NWS Billings, MT
NWS Billings, MT issued this high wind watch at May 15, 2011, 2:57 PM MDT for Carter County, Fallon County, Montana. It took effect at May 16, 2011, 6:00 AM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- May 15, 2011, 2:57 PM MDT (20:57 UTC)
- In effect from
- May 16, 2011, 6:00 AM MDT
- Expired
- May 16, 2011, 3:43 AM MDT
- In force
- Issued by
- NWS Billings, MT
Counties Carter County, MT, Fallon County, MT
The radar
The Rapid City radar (KUDX), 238 km from the middle of the area, began a volume at 21:03 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
Bismarck Municip, ND (KBIS), launched 12:00Z, 9.0 hours before the alert went out and 305 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
- 1893 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high wind watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Billings, MT wrote its last area forecast discussion before this high wind watch went out at May 15, 2:38 PM MDT, 19 minutes earlier.
Area forecast discussion, May 15, 2:38 PM MDT, 19 minutes before
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</html>Hazardous weather outlook, May 15, 2:43 PM MDT, 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BILLINGS MT 243 PM MDT SUN MAY 15 2011 MTZ028>042-056>058-063>068-WYZ098-099-162045- SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER- FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER- SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK- NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS- NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY- LIVINGSTON AREA-BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS- CRAZY MOUNTAINS-NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS- 243 PM MDT SUN MAY 15 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH CENTRAL WYOMING. .DAY ONE...TONIGHT FLOODING ON BILLMAN CREEK AND TRAIL CREEK WEST AND SOUTH OF LIVINGSTON DUE TO SNOW MELT WILL CONTINUE TONIGHT. EAST TO SOUTHEAST WINDS WILL RANGE FROM 20 TO 35 MPH WITH GUSTS TO 45 MPH IN THE LIVINGSTON AND SHERIDAN AREA THROUGH EARLY THIS EVENING. THESE WINDS WILL DECREASE AFTER SUNSET. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY FLOODING WILL CONTINUE ON BILLMAN CREEK AND TRAIL CREEK WEST AND SOUTH OF LIVINGSTON THROUGH AT LEAST TUESDAY BUT MAY CONTINUE LONGER DUE TO MILD TEMPERATURES AND AN INCREASING CHANCE OF PRECIPITATION. STRONG EAST TO SOUTHEAST WINDS WILL CONTINUE MONDAY OVER FALLON AND CARTER COUNTIES. WIND SPEEDS OF 35 TO 45 MPH WITH GUSTS TO 55 MPH. THE CHANCE OF SHOWERS AND THUNDERSTORMS WILL INCREASE NEXT WEEK AS A STORM SYSTEM MOVES THROUGH THE ROCKIES. THERE IS A POSSIBILITY OF LOCALLY HEAVY RAIN WEDNESDAY THROUGH FRIDAY. ADDITIONAL RAIN WOULD CAUSE AREA RIVER LEVELS TO INCREASE ONCE AGAIN. PEOPLE LIVING ALONG AND NEAR RIVERS AND STREAMS ARE ENCOURAGED TO MONITOR THE LATEST FORECASTS AND BE PREPARED FOR THE POSSIBILITY OF RISING WATER LEVELS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
Nearby
High Wind Watches in Montana, 2011Every high wind watch in 2011
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.