Severe Thunderstorm Warning 13, NWS Denver/Boulder, CO

COZ011-222130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
240 PM MDT WED MAY 22 1991

...STRONG THUNDERSTORMS DEVELOPING IN LARIMER COUNTY...

AT 230PM A STRONG THUNDERSTORM DEVELOPED 6 MILES NORTHEAST OF ESTES
PARK...ABOUT 25 MILES WEST-SOUTHWEST OF FORT COLLINS.  THE BUREAU OF
RECLAMATION OFFICE AT ESTES PARK REPORTED PEA SIZE HAIL WITH THIS STORM.
THE STORM IS MOVING NORTHEAST AT ABOUT 15 MPH.

BRIEF HEAVY RAIN...FREQUENT HLIGHTNING...AND GUSTY WINDS COULD ACCOMPANY
THIS STORM.  IF THREATENING WEATHER APPROACHES MOVE INDOORS OR TO A SAFE
AREA.  STAY TUNED TO NOAA WEATHER RADIO OR OTHER NEWS MEDIA FOR THE
LATEST INFORMATION ON THIS STORM.

DANKERS

COZ011-222215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
325 PM MDT WED MAY 22 1991

...BRIEF HEAVY RAIN AND SMALL HAIL ALONG THE BIG THOMPSON...

AT 315 PM THE THUNDERSTORMS IN LARIMER COUNTY APPEARED TO BE DECREASING
IN STRENGTH.  THE STORM WAS LOCATED 17 MILES SOUTHWEST OF FORT COLLINS.
THE THUNDERSTORMS PRODUCED HALF INCH HAIL AT GLEN HAVEN AND PEA SIZE
HAIL AT VIRGINIA DALE.  THE STORM CONTINUES MOVING NORTHEAST AT ABOUT
10 MPH.

SMALL CREEKS AND STREAMS IN THE POUDRE BASIN AREA COULD HAVE RAPID WATER
LEVEL RISES TO NEAR BANKFULL CONDITIONS DUE TO THE HEAVY PRECIPITATION.
THE POUDRE RIVER HAS RISEN ABOUT ONE FOOT NEAR FORT COLLINS BUT IS STILL
WELL BELOW BANKFULL STAGE.

RESIDENTS IN THE VICINITY OF THIS STORM CAN STILL EXPECT BRIEF HEAVY
RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS.  IF THREATENING WEATHER
APPROACHES MOVE INDOORS OR TO A SAFE AREA.  IF YOU ARE NEAR A SMALL
STREAM OR CREEK IN THE POUDRE BASIN AND BIG THOMPSON AREAS...WATCH WATER
LEVELS AND BE PREPARED TO MOVE TO HIGHER GROUND IF NECESSARY.  STAY
TUNED TO NOAA WEATHER RADIO OR OTHER NEWS MEDIA FOR THE LATEST
INFORMATION ON THIS STORM.

DANKERS

COZ011-222230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
340 PM MDT WED MAY 22 1991

...STRONG THUNDERSTORM IN WESTERN BOULDER COUNTY...

AT 330PM MDT A VERY STRONG THUNDERSTORM HAS OVER WESTERN BOULDER COUNTY.
THE CENTER OF THIS THUNDERSTORM WAS LOCATED 3 MILES NORTHWEST OF
NEDERLAND OR ABOUT 13 MILES WEST OF BOULDER COLORADO.  THE THUNDERSTORM
WAS MOVING TO THE NORTH ABOUT 15 MPH.  HEAVY RAIN AND PEA SIZE HAIL WAS
OBSERVED IN ROLLINSVILLE.  HEAVY RAIN WAS ALSO REPORTED AT NEDERLAND.

GUSTY WINDS...BRIEF HEAVY RAIN...HAIL AND LIGHTNING WILL ACCOMPANY
THIS THUNDERSTORM.  PERSONS IN WESTERN BOULDER COUNTY ALONG THE PEAK
TO PEAK HIGHWAY FROM NEDERLAND NORTH SHOULD MOVE INDOORS TO A PLACE
OF SAFETY IF THREATENING WEATHER APPROACHES.  STAY TUNED TO NEWS MEDIA
OR NOAA WEATHER RADIO FOR ADDITIONAL WEATHER FORECASTS AND BULLETINS.

END...GCF...WSFO DENVER

COZ011-222330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
450 PM MDT WED MAY 22 1991

...THUNDERSTORMS CONTINUE ALONG THE FRONT RANGE...

AT 450PM MDT THUNDERSTORMS CONTINUE TO RUMBLE OVER THE FRONT RANGE
FOOTHILLS FROM SOUTHERN LARIMER COUNTY NEAR THE TOWN OF ALLENSPARK
SOUTH THROUGH WESTERN BOULDER AND GILPIN AND CLEAR CREEK COUNTIES.
A THUNDERSTORM WAS ALSO DETECTED IN NORTHERN JEFFERSON COUNTY 4 MILES
NORTH OF GOLDEN.  MOST OF THESE THUNDERSTORMS ARE OF MODERATE INTENSITY
BUT THEY HAVE THE CAPABILITY OF PRODUCING BRIEF HEAVY RAIN...GUSTY WINDS
...HAIL AND FREQUENT LIGHTNING.  THE THUNDERSTORMS ARE MOVING TO THE
NORTH ABOUT 15 MPH.

THE STRONGEST THUNDERSTORM CELL WAS NORTH OF ALLENSPARK AND WAS
APPROACHING THE TOWN OF ESTES PARK.  THIS STORM PRODUCED SOME HEAVY
RAIN AND PEA SIZE HAIL IN ALLENSPARK.

PEOPLE ALONG THE FRONT RANGE FOOTHILLS FROM ESTES PARK SOUTH TO NEAR
IDAHO SPRINGS SHOULD BE ALERT AND MOVE INDOORS TO A PLACE OF SAFETY IF
THREATENING WEATHER APPROACHES.  KEEP AN EYE ON SMALL CREEKS AND STREAMS
ALONG THE FOOTHILLS AS THEY COULD EXHIBIT RAPID RISES IN WATER LEVELS
TO NEAR BANKFULL CONDITIONS.  BE PREPARED TO MOVE TO HIGHER GROUND IF
NECESS=ARY.  1/2 TO 1 INCH OF RAIN COULD FALL IN SOME LOCATIONS IN LESS
THAN AN HOUR.

END...GCF...WSFO DENVER

COZ011-012-230000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
500 PM MDT WED MAY 22 1991

...THUNDERSTORMS DEVELOPING IN WELD COUNTY...

AT 450PM MDT THUNDERSTORMS HAD DEVELOPED IN SOUTHERN WELD COUNTY JUST
NORTH OF BRIGHTON...ABOUT 25 MILES NORTH OF DENVER.  THESE STORMS...LIKE
THE THUNDERSTORMS IN THE FOOTHILLS...ARE CAPABLE OF PRODUCING BRIEF
PERIODS OF HEAVY RAIN...SMALL HAIL...FREQUENT LIGHTNING AND GUSTY WINDS.
BRIGHTON HAVD SOME LIGHT RAIN AS THE THUNDERSTORM FORMED AND MOVED
NORTHWARD.  THESE STORMS ARE MOVING NORTH-NORTHEAST ABOUT 15 MPH.

IF THREATENING WEATHER APPROACHES...TAKE NECESSARY SAFETY PRECAUTIONS.

END...DRB...WSFO DENVER

COZ011-012-230045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
535 PM MDT WED MAY 22 1991

...HEAVY RAIN WITH THUNDERSTORMS IN WELD COUNTY...

AT 530PM MDT WELD COUNTY SHERIFFS DEPUTY REPORTED VERY HEAVY RAINS WITH
ZERO VISIBILITY BETWEEN PLATTEVILLE AND FORT LUPTON.  THESE STORMS ARE
CONTINUING TO BUILD AND MOVE NORTHEAST ACROSS WELD COUNTY AT ABOUT 15
MPH.  MOTORISTS SHOULD BE AWARE THAT PONDING OF WATER CAN OCCUR IN LOW
LYING AREAS...SUCH AS UNDERPASSES.

IF THREATENING WEATHER APPROACHES...TAKE NECESSARY SAFETY PRECAUTIONS.

END...DRB...WSFO DENVER