Severe Thunderstorm Warning 22, NWS Cheyenne, WY

WYZALL-012200-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE CHEYENNE WY
1020 AM MDT FRI JUN 1 1990

...COOL WEATHER RETURNS TO WYOMING...

A COLD FRONT MOVED ACROSS WYOMING LAST NIGHT AND EARLY THIS MORNING.
THIS FEATURE BROUGHT COOLER TEMPERATURES ACROSS THE ENTIRE STATE...AND
ALSO BROUGHT LIGHT SNOW TO THE NORTHERN MOUNTAINS.

BETWEEN 1 AND 3 INCHES OF NEW SNOW FELL OVERNIGHT IN THE BIG HORN
MOUNTAINS WEST OF SHERIDAN. AT 10 AM SNOW CONTINUED TO FALL IN THE BIG
HORNS...AND AN ADDITIONAL 1 TO 3 INCHES OF SNOW IS EXPECTED THERE BY
THIS EVENING.

AN AREA OF LOW PRESSURE OVER UTAH ALSO SPREAD INCREASING MOISTURE OVER
WESTERN WYOMING. A FEW SNOW SHOWERS OCCURRED NEAR ROCK SPRINGS...AND
LIGHT RAIN FELL AT LANDER AND RIVERTON.
>
SHOWERS WILL SPREAD OVER THE EASTERN HALF OF THE STATE THIS AFTERNOON.
TEMPERATURES WILL DROP BELOW FREEZING IN SOME AREAS OF THE COWBOY STATE
TONIGHT...ESPECIALLY OVER THE WEST. GARDENERS SHOULD TAKE PRECAUTIONS
NOW TO PROTECT THEIR PLANTS.

WINDS WILL ALSO INCREASE TONIGHT OVER THE EASTERN HALF OF STATE. WEST
TO NORTHWEST WINDS OF 20 TO 40 MPH WILL DEVELOP AFTER MIDNIGHT.

MENTZER

NEZ002-012100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF NE
123 PM MDT FRI JUN 1 1990

...A LINE OF THUNDERSTORMS IS MOVING INTO CHERRY COUTNY OF NORTHCENTRAL
NEBRASKA...

AT 120 PM MDT...RADAR INDICATED A LINE OF THUNDERSTORMS MOVING INTO
CHERRY COUNTY OF NORTHCENTRAL NEBRASKA.  THE LINE EXTENDED FROM 18 MILES
WEST TO 45 MILES SOUTHWEST OF MERRIMAN NEBRASKA...OR 70 MILES WEST TO 85
MILES SOUTHWEST OF VALENTINE NEBRASKA IN WESTERN CHERRY COUNTY.   THE
STORMS WERE MOVING NORTH AT 15 MPH.

BRIEF HEAVY RAIN...STRONG WIND...AND HAIL ARE POSSIBLE WITH THE
THUNDERSTORMS AS THEY MOVE ACROSS WESTERN CHERRY COUNTY OF NORTHCENTRAL
NEBRASKA UNTIL 300 PM M0DT.
PLISCHKE

WYZ016-017-012105-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
305 PM MDT FRI JUN 1 1990

...STRONG THUNDERSTORM ALONG THE LARAMIE MOUNTAIN RANGE...

AT 300PM A STRONG THUNDERSTORM WAS ABOUT 20 MILES SOUTHWEST OF HORSE
CREEK...OR 30 MILES WEST OF CHEYENNE ALONG THE LARAMIE MOUNTAIN RANGE.
THE STORM WAS MOVING NORTH AT 20 MILES AN HOUR AND WILL BE 10 MILES
NORTHWEST OF HORSE CREEK BY 400PM.

EARLIER SMALL HAIL WAS REPORTED WITH THIS THUNDERSTORM.  IN ADDITION
TO SMALL HAIL...BRIEF HEAVY RAIN AND GUSTY WINDS SHOULD BE EXPECTED
WITH THIS STORM.

COX

WYZALL-012135-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
335 PM MDT FRI JUN 1 1990

...FROST ADVISORY NORTHERN AND CENTRAL VALLEYS TONIGHT...

AN UNSEASONABLY COOL AIRMASS OVER WYOMING WILL BRING A THREAT OF
FROST TO THE NORTHERN AND CENTRAL VALLEYS OF WYOMING TONIGHT WHERE A
FROST ADVISORY HAS BEEN POSTED.

SKIES WILL CLEAR AND WINDS WILL BE LIGHT ENOUGH IN THESE AREAS LATE
TONIGHT FOR TEMPERATURES TO PLUMMET TO THE FREEZING MARK OR SLIGHTLY
BELOW.  LINGERING CLOUDINESS AND/OR WINDS IN THE FAR EAST LATE TONIGHT
SHOULD MAKE FROST MORE ISOLATED.

PEOPLE IN THE NORTHERN AND CENTRAL PORTIONS WITH FROST SENSITIVE
PLANTS SHOULD TAKE PRECAUTIONS TO PROTECT THEM BEFORE NIGHCTFALL.

OVERNIGHT AND TODAY UP TO FOUR INCHES OF SNOW ACCUMULATED IN THE BIG
HORN MOUNTAINS OF NORTH CENTRAL WYOMING.  AN INCH OR TWO OF SNOW...OR
ADDITIONAL SNOW....IS POSSIBLE IN THE MOUNTAINS OF THE STATE...MAINLY
EARLY TONIGHT.

COX

WYZALL-020430-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE CHEYENNE WY
335 PM MDT FRI JUN 1 1990

...FROST ADVISORY NORTHERN AND CENTRAL VALLEYS TONIGHT...

AN UNSEASONABLY COOL AIRMASS OVER WYOMING WILL BRING A THREAT OF
FROST TO THE NORTHERN AND CENTRAL VALLEYS OF WYOMING TONIGHT WHERE A
FROST ADVISORY HAS BEEN POSTED.

SKIES WILL CLEAR AND WINDS WILL BE LIGHT ENOUGH IN THESE AREAS LATE
TONIGHT FOR TEMPERATURES TO PLUMMET TO THE FREEZING MARK OR SLIGHTLY
BELOW.  LINGERING CLOUDINESS AND/OR WINDS IN THE FAR EAST LATE TONIGHT
SHOULD MAKE FROST MORE ISOLATED.

PEOPLE IN THE NORTHERN AND CENTRAL PORTIONS WITH FROST SENSITIVE
PLANTS SHOULD TAKE PRECAUTIONS TO PROTECT THEM BEFORE NIGHTFALL.

OVERNIGHT AND TODAY UP TO FOUR INCHES OF SNOW ACCUMULATED IN THE BIG
HORN MOUNTAINS OF NORTH CENTRAL WYOMING.  AN INCH OR TWO OF SNOW...OR
ADDITIONAL SNOW....IS POSSIBLE IN THE MOUNTAINS OF THE STATE...MAINLY
EARLY TONIGHTD.

COX

WYZ016-017-012250-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
350 PM MDT FRI JUN 1 1990

...CLUSTER OF STRONG THUNDERSTORMS IN SOUTHWEST LARAMIE COUNTY...

AT 345PM RADAR SHOWED A CLUSTER OF SEVERAL STRONG THUNDERSTORMS IN
SOUTHWEST LARAMIE COUNTY.  THE STORMS WERE ABOUT 20 MILES WEST OR
SOUTHWEST OF CHEYENNE.  THE STORMS WERE MOVING TO THE NORTH AT
20 MILES AN HOUR.

THERE HAVE BEEN SEVERAL REPORTS OF SMALL HAIL IN EXTREME WNESTERN
LARAMIE COUNTY.  IN ADDITION TO HAIL...BRIEF HEAVY RAIN AND GUSTY
WINDS SHOULD BE EXPECTED WITH THESE STORMS.

COX