Alert archive / Wyoming / Special Weather Statements in 2009

Special Weather Statement, NWS Riverton, WY

June 26, 2009Big Horn County, Wyoming

NWS Riverton, WY issued this special weather statement at Jun 26, 2009, 7:21 PM MDT for Big Horn County, Wyoming. It was in force for 39 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
Jun 26, 2009, 7:21 PM MDT (01:21 UTC)
Expired
Jun 26, 2009, 8:00 PM MDT
In force
39 min
Issued by
NWS Riverton, WY

County Big Horn County, WY

The radar

The Billings radar (KBLX), 132 km from the middle of the area, began a volume at 01:20 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 text

As transmitted, in the capitals the NWS used until 2016.

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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 Riverton, WY wrote its last area forecast discussion before this special weather statement went out at Jun 26, 3:29 PM MDT, 3 hours 52 minutes earlier.

Area forecast discussion, Jun 26, 3:29 PM MDT, 3 hours 52 minutes before
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Hazardous weather outlook, Jun 26, 2:35 PM MDT, 4 hours 46 minutes before
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In the hours before

Special weather statement, Jun 26, 2:55 PM MDT, 4 hours 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
255 PM MDT FRI JUN 26 2009

WYZ001-262145-
YELLOWSTONE NATIONAL PARK-
255 PM MDT FRI JUN 26 2009

...SIGNIFICANT WEATHER ADVISORY FOR GALLATIN...PARK AND TETON
COUNTIES UNTIL 345 PM MDT...

AT 254 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTH OF DIVIDE LAKE...OR 12 MILES NORTH
OF WEST YELLOWSTONE...MOVING EAST AT 25 MPH.

PEA SIZE HAIL...AND WINDS AROUND 40 MPH ARE POSSIBLE WITH THIS STORM.

RESIDENTS IN NORTHWESTERN PARK...NORTHWESTERN TETON...SOUTHERN
GALLATIN AND SOUTHWESTERN PARK COUNTIES...INCLUDING THE LOCATIONS OF
GALLATIN LAKE...GRIZZLY LAKE...WILLOW PARK...OBSIDIAN CLIFF...SWAN
LAKE...LAKE OF THE WOODS AND OSPREY FALLS...SHOULD MONITOR THE
WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS AND BE
PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN.
PERSONS ENJOYING OUTDOOR RECREATIONAL ACTIVITY SHOULD FIND AN STURDY
INDOOR SHELTER IF STORMS ARE ENCOUNTERED.

REPORT HAZARDOUS WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4505 11074 4504 11069 4504 11055 4452 11039
      4452 11111 4496 11110 4506 11094 4504 11090
      4504 11085 4507 11082 4507 11076
TIME...MOT...LOC 2055Z 263DEG 24KT 4484 11104

BRANHAM
Special weather statement, Jun 26, 3:09 PM MDT, 4 hours 12 minutes before
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Special weather statement, Jun 26, 4:15 PM MDT, 3 hours 6 minutes before
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Special weather statement, Jun 26, 4:37 PM MDT, 2 hours 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
437 PM MDT FRI JUN 26 2009

WYZ001-012-013-262315-
JACKSON HOLE-TETON AND GROS VENTRE MOUNTAINS-YELLOWSTONE NATIONAL
PARK-
437 PM MDT FRI JUN 26 2009

...SIGNIFICANT WEATHER ADVISORY FOR TETON COUNTY UNTIL 515 PM
MDT...

AT 432 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS 5 MILES NORTHEAST OF TETONIA...OR 6
MILES EAST OF FELT...MOVING EAST AT 20 MPH.

HALF INCH HAIL AND HEAVY RAIN SHOWERS WITH A QUARTER TO ONE-HALF
INCH OF RAINFALL ARE POSSIBLE WITH THESE STORMS.

RESIDENTS IN CENTRAL TETON COUNTY...INCLUDING THE LOCATIONS OF
GRAND TARGHEE SKI AREA...MOUNT MORAN...MORAN BAY...LEIGH
LAKE...JENNY LAKE LODGE...U.S. HWY 89/287 MILE MARKER 190...U.S. HWY
26/89 MILE MARKER 180...MORAN JUNCTION...BUFFALO VALLEY RANCH AND
U.S. HWY 287/26 MILE MARKER 10...SHOULD MONITOR THE WEATHER
SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS AND BE PREPARED TO
TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE INDOORS IMMEDIATELY AS THIS STORM APPROACHES YOUR LOCATION. THIS
IS A POTENTIALLY DANGEROUS STORM. IF YOU ARE IN ITS PATH...YOU SHOULD
BE PREPARED FOR GUSTY WINDS...HAIL...AND DEADLY CLOUD TO GROUND
LIGHTNING. IF A STURDY STRUCTURE IS NOT AVAILABLE...SEEK SHELTER IN A
VEHICLE WITH THE WINDOWS UP.

IF ON OR NEAR JENNY AND JACKSON LAKES...GET OUT OF THE WATER AND MOVE
INDOORS OR INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE OUT TO
15 MILES FROM THE PARENT THUNDERSTORM. IF YOU CAN HEAR THUNDER...YOU
ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE TO SAFE SHELTER
NOW. DONT BE CAUGHT ON THE WATER IN A THUNDERSTORM

&&

REPORT HAZARDOUS WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4423 11023 4351 11031 4361 11106 4412 11106
      4414 11110 4430 11110
TIME...MOT...LOC 2235Z 276DEG 43KT 4385 11101
Special weather statement, Jun 26, 5:27 PM MDT, 1 hour 54 minutes before
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The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 6:19 PM MDTSpecial Weather StatementRIWSublette41 min
Jun 26, 7:32 PM MDTSpecial Weather StatementRIWFremont43 min
Jun 26, 8:17 PM MDTSpecial Weather StatementRIWSweetwater43 min
Jun 26, 8:23 PM MDTSpecial Weather StatementRIWHot Springs37 min
Jun 27, 2:20 PM MDTRiver Flood WarningRIWFremont41 hr

Nearby

Special Weather Statements in Wyoming, 2009Every special weather statement in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.