Severe Thunderstorm Warning 93, NWS Cheyenne, WY

WYZ012-016 017-022030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
140 PM MDT THU AUG 2 1990

...STRONG THUNDERSTORMS HAVE BEGUN IN SOUTHEAST WYOMING...

AT 140 PM...RADAR AND SATELLITE SHOWED THUNDERSTORMS ALONG THE
LARAMIE RANGE WEST OF CHEYENNE BETWEEN LARAMIE AND CASPER. NO SEVERE
WEATHER WAS NOTED. HOWEVER...AS THESE THUNDERSTORMS CONTINUE TO
DEVELOP...THEY COULD PRODUCE PEA TO MARBLE SIZED HAIL...HEAVY RAIN
AND WIND GUSTS OF 40 TO 45 MILES AN HOUR...AND DANGEROUS LIGHTNING.

DURING THE NEXT HOUR OR SO...CHEYENNE...CHUGWATER...CASPER AND TOWNS
TO THE EAST WILL COME UNDER THE THUNDERSTORM THREAT.

PEOPLE IN SOUTHEAST WYOMING SHOULD KEEP A WATCHFUL EYE ON THE SKMY
AND SEEK INDOOR SHELTER AS THUNDERSTORMS GET CLOSE. REMEMBER...
LIGHTNING IS A LEADING CAUSE OF WEATHER-RELATED INJURIES AND
FATALITIES.
SANDERS

WYZ012-016 017-022100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
215 PM MDT THU AUG 2 1990

...THUNDERSTORMS ARE PRODUCING GUSTY WINDS IN SOUTHEAST WYOMING...

AT 200 PM...THUNDERSTORMS MOVING THROUGH CHEYENNE PRODUCED WIND GUSTS
TO 40 MILES AN HOUR. MODERATE RAIN FELL BUT NO HAIL WAS OBSERVED.
HOWEVER...FREQUENT LIGHTNING DID OCCUR. THE STORM WAS MOVING SOUTHEAST
AT 20 MILES AN HOUR.

OTHER THUNDERSTORMS WERE OBSERVED ON RADAR BETWEEN CHEYENNE AND
LARAMIE WITH OTHER SCATTERED STORMS NORTH ALONG INTERSTATE 80 TO THE
WHEATLAND AREA. AT 210 PM ONE OF THESE STRONG THUNDERSTORMS WAS
NORTHWEST OF WHEATLAND MOVING TO THE SOUTHEAST. PEOPLE IN THE
WHEATLAND AREA CAN EXPECT BRIEF HEAVY RAIN...WIND GUSTS TO 40 MPH
AND FREQUENT LIGHTNING FROM NOW UNTIL ABOUT 300 PM MDT.

EVERYONE SHOULD RESPECT LIGHTNING AND THE THREAT OF HAIL AND SHOULD
MOVE IN DOORS WHEN THE STORMS APPROACH.
SANDERS

WYZ012-016 017-022130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
300 PM MDT THU AUG 2 1990

...SCATTERED THUNDERSTORMS ARE CONTINUING OVER SOUTHEAST WYOMING...

AT 300 PM MDT...THUNDERSTORMS WERE SCATTERED ALONG INTERSTATE 25
BETWEEN CHEYENNE AND CASPER. THE STORNGEST STORMS WERE ABOUT 10 MILES
NORTH OF CHEYENNE AND ANOTHER WAS JUST MOVING OVER WHEATLAND. THEY
WERE MOVING SOUTHEAST AT 15 TO 20 MILES AN HOUR.

RADAR INDICATES THAT THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING
PEA TO MARBLE-SIZED HAIL...WIND GUSTS TO 40 MILES AN HOUR...DEADLY
LIGHTNING AND LOCALLY HEAVY RAIN.

OVER THE NEXT HOUR...THESE THUNDERSTORMS WILL BE MOVING INTO GOSHEN
AND EAST LARAMIE COUNTIES WHICH ARE ALONG THE NEBRASKA BORDER IN
SOUTHEAST WYOMING.
<
KEEP A WATCHFULL AND RESPECTFULL EYE ON THESE THUNDERSTORMS AND SEEK
INDOOR SHELTER AS THESE STORMS APPROACH.
CAS

WYZ012-016 017-022300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
405 PM MDT THU AUG 2 1990

...A SEVERE THUNDERSTORM WARNING CONTINUTES UNTIL 445 PM MDT FOR
SOUTHEAST PLATTE AND SOUTH GOSHEN COUNTIES....

AT 405 PM MDT...AN OBSERVER JUST EAST OF WHEATLAND REPORTED WINDS
OF 55 MILES AN HOUR AND VERY HEAVY RAIN. WHEATLAND IS ABOUT 65
MILES NORTH OF CHEYENNE IN PLATTE COUNTY.

THE SEVERE THUNDERSTORM WILL BE MOVING THROUGH THE SOUTHEAST CORNER
OF PLATTE COUNTY JUST EAST OF CHUGWATER AND WILL MOVE ALONG THE
EXTREME NORTH PORTION OF LARAMIE COUNTY.

SEVERE THUNDERSTORMS PRODUCE WINDS OVER 55 MILES AN HOUR. THEY CAN
AND SOMETIMES DO PRODCUE SMALL TORNADOES.

PEOPLE IN THE TOWNS OF VETERN...YODER...HAWK SPRINGS...AND LA GRANGE
SHOULD SEEK SHELTER OVER THE NEXT HOUR OR SO AS THESE SEVERE
THUNDERSTORMS MOVE INTO THE AREA.
SANDERS

NEZ001-005-011-030130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
512 PM MDT THU AUG 2 1990

...THUNDERSTORMS IN NEBRASKA PANHANDLE...

WIDELY SCATTERED THUNDERSTORMS AND SHOWERS WERE OVER THE NORTHWEST HALF
OF THE NEBRASKA PANHANDLE.

AT 510 PM MDT...THE STRONGEST STORMS WERE 25 MILES NORTHWEST OF ALLIANCE
NEBRASKA NEAR THE HEMINGFORD JUNCTION TO THE WEST OF HEMINGFORD...AND
15 MILES NORTH OF SCOTTSBLUFF TO THE EAST OF HIGHWAY 71 IN SIOUX COUNTY.
THE STORMS WEE MOVING EAST AROUND 10 MILES AN HOUR.

LOCALLY HEAVY RAIN...STRONG SHIFTING WINDS...AND SOME HAIL ARE POSSIBLE
WITH THESE STORMS IN SIOUX...BOX BUTTE...SCOTTS BLUFF...DAWES...AND
SHERIDAN COUNTIES UNTIL 730 PM MDT THIS EVENING.
PFEIFFER