SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 291934
SPSBOU
Special Weather Statement
National Weather Service Denver CO
134 PM MDT Sat May 29 2021
COZ035-039-292000-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
134 PM MDT Sat May 29 2021
...SPECIAL WEATHER STATEMENT...
At 133 PM MDT, Doppler radar was tracking a strong thunderstorm near
Crisman, or 27 miles northwest of Denver, moving northeast at 30 mph.
Half inch hail will be possible with this storm.
Locations impacted include...
Boulder, southwestern Longmont, Lafayette, Louisville, Erie, Crisman,
Niwot and Eldorado Springs.
LAT...LON 4017 10516 3998 10505 3997 10506 3992 10540
3994 10540 3993 10542 3994 10544 3993 10545
3998 10547
TIME...MOT...LOC 1933Z 240DEG 26KT 3999 10535
$$
SCHLATTER
2 years, 11 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 222018
SPSBOU
Special Weather Statement
National Weather Service Denver CO
218 PM MDT Sat May 22 2021
COZ040-041-045-222100-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
Central and East Adams and Arapahoe Counties CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
218 PM MDT Sat May 22 2021
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN DOUGLAS...
NORTHWESTERN ELBERT...WESTERN ARAPAHOE...NORTHEASTERN DENVER AND
CENTRAL ADAMS COUNTIES UNTIL 300 PM MDT...
At 218 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 9 miles south of Prospect Valley to near
Franktown, or along a line extending from 36 miles southeast of
Greeley to 24 miles southeast of Denver. Movement was north at 35
mph.
Penny size hail and wind gusts up to 50 mph will be possible with
these storms.
Locations impacted include...
Aurora, southeastern Centennial, northeastern Castle Rock, Parker,
Denver International Airport, D.I.A Terminal and Concourses, Bennett,
Elizabeth, The Pinery, Manila Village, Arapahoe Park, Franktown,
Watkins, Ponderosa Park and Strasburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
If on or near a lake, get out of the water and move indoors or
inside a vehicle. Remember, lightning can strike out to 10 miles
from the parent thunderstorm. If you can hear thunder, you are close
enough to be struck by lightning. Move to safe shelter now! Do not
be caught on the water in a thunderstorm.
&&
A Tornado Watch remains in effect until 800 PM MDT for northeastern
and east central Colorado.
LAT...LON 3937 10481 4000 10467 3999 10431 3956 10438
3956 10449 3955 10447 3953 10446 3954 10445
3953 10444 3954 10442 3950 10441 3950 10439
3937 10441
TIME...MOT...LOC 2018Z 180DEG 30KT 3994 10444 3941 10474
$$
RPK
2 years, 12 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 172223
SPSBOU
Special Weather Statement
National Weather Service Denver CO
423 PM MDT Mon May 17 2021
COZ036-039-172300-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
423 PM MDT Mon May 17 2021
...SPECIAL WEATHER STATEMENT...
At 421 PM MDT, Doppler radar was tracking a strong thunderstorm near
Arvada, or 12 miles northwest of Denver, moving west at 10 mph. A
second storm was located just west of Lakewood, moving west at 10
mph.
Half inch hail and winds in excess of 30 mph will be possible with
these storms. Hail may accumulate on roadways causing hazardous
travel.
Locations impacted include...
Lakewood, Arvada, southwestern Westminster, Wheat Ridge, Golden,
Morrison, Idledale, Rocky Flats, White Ranch Open Space, Red Rocks
Park, Floyd Hill, Eldorado Springs and Bergen Park.
LAT...LON 3992 10529 3993 10527 3994 10527 3993 10525
3992 10527 3992 10523 3985 10505 3979 10507
3969 10505 3967 10506 3967 10508 3965 10507
3963 10511 3962 10507 3962 10510 3961 10508
3960 10508 3973 10547
TIME...MOT...LOC 2221Z 106DEG 7KT 3980 10516
$$
HANSON
3 years
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 172149
SPSBOU
Special Weather Statement
National Weather Service Denver CO
349 PM MDT Mon May 17 2021
COZ035-039-172230-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
349 PM MDT Mon May 17 2021
...SPECIAL WEATHER STATEMENT...
At 348 PM MDT, Doppler radar was tracking a strong thunderstorm near
Boulder, or 27 miles northwest of Denver, moving northwest at 10 mph.
Half inch hail and winds in excess of 30 mph will be possible with
this storm.
Locations impacted include...
Boulder, Jamestown, Sunshine and Niwot.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 4008 10513 4000 10524 4009 10542 4019 10529
TIME...MOT...LOC 2148Z 134DEG 10KT 4006 10524
$$
HIRIS
3 years
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 171940
SPSBOU
Special Weather Statement
National Weather Service Denver CO
140 PM MDT Mon May 17 2021
COZ039-043-172030-
Central and South Weld County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
140 PM MDT Mon May 17 2021
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN BOULDER COUNTY UNTIL
230 PM MDT...
At 139 PM MDT, Doppler radar was tracking a strong thunderstorm near
Longmont, or 24 miles southwest of Greeley, moving northwest at 5
mph.
Half inch hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Northeastern Boulder, Longmont, Erie, Firestone, Frederick, Mead and
Niwot.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 4017 10491 4003 10505 4012 10531 4014 10531
4014 10529 4015 10528 4016 10529 4017 10528
4020 10527 4026 10520 4026 10506 4029 10506
TIME...MOT...LOC 1939Z 126DEG 5KT 4015 10506
$$
HANSON
3 years
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 082350
SPSBOU
Special Weather Statement
National Weather Service Denver CO
550 PM MDT Sat May 8 2021
COZ035-036-038>040-043-045-090030-
Central and South Weld County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Central and East Adams and Arapahoe Counties CO-
Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
Larimer County Below 6000 Feet/Northwest Weld County CO-
550 PM MDT Sat May 8 2021
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN WELD...BROOMFIELD...
SOUTHEASTERN LARIMER...NORTHEASTERN DENVER...NORTHEASTERN
JEFFERSON...NORTHWESTERN ADAMS AND EASTERN BOULDER COUNTIES UNTIL 630
PM MDT...
At 549 PM MDT, Doppler radar was tracking an area of showers and
thunderstorms over the northern I-25 corridor moving east at 15 mph.
Wind gusts up to 50 mph will be possible with these showers
and storms.
Locations impacted include...
Greeley, Thornton, northern Arvada, Westminster, Boulder, Longmont,
Loveland, Broomfield, Commerce City, Northglenn, Brighton, Lafayette,
Evans, Louisville, Erie, Superior, Federal Heights, Firestone, Denver
International Airport and D.I.A Terminal and Concourses.
LAT...LON 3983 10535 4043 10527 4044 10433 3984 10439
TIME...MOT...LOC 2349Z 276DEG 13KT 4012 10491
$$
DANIELSON
3 years
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 021701
SPSBOU
Special Weather Statement
National Weather Service Denver CO
1101 AM MDT Sun May 2 2021
COZ036-038>040-043-021730-
Central and South Weld County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
Larimer County Below 6000 Feet/Northwest Weld County CO-
1101 AM MDT Sun May 2 2021
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN WELD...BROOMFIELD...
NORTHEASTERN JEFFERSON...NORTHWESTERN ADAMS AND EASTERN BOULDER
COUNTIES UNTIL 1130 AM MDT...
At 1101 AM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 5 miles east of Lyons to near Rocky Flats, or
along a line extending from 22 miles south of Fort Collins to 19
miles northwest of Denver. Movement was east at 20 mph.
Half inch hail and wind gusts of 50 to 55 mph will be possible with
these storms.
Locations impacted include...
Western Thornton, northern Arvada, Westminster, Boulder, Longmont,
Broomfield, Northglenn, Lafayette, Louisville, Erie, Superior,
Federal Heights, Firestone, Frederick, Berthoud, Dacono, Mead, Lyons,
Rocky Flats and Eldorado Springs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3983 10498 3983 10530 3991 10529 3992 10523
3993 10524 3993 10528 3997 10527 3999 10529
4018 10527 4019 10526 4030 10526 4031 10525
4032 10495
TIME...MOT...LOC 1701Z 249DEG 19KT 4024 10517 3992 10521
$$
RPK
3 years
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 021636
SPSBOU
Special Weather Statement
National Weather Service Denver CO
1036 AM MDT Sun May 2 2021
COZ035-036-039-021700-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
1036 AM MDT Sun May 2 2021
...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN JEFFERSON AND
CENTRAL BOULDER COUNTIES UNTIL 1100 AM MDT...
At 1035 AM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 3 miles west of Pinewood Springs to 3 miles
east of Pinecliffe, or along a line extending from 27 miles southwest
of Fort Collins to 26 miles northwest of Denver. Movement was east at
10 mph.
Penny size hail and wind gusts up to 50 mph will be possible with
these storms.
Locations impacted include...
Northwestern Arvada, western Westminster, Boulder, southwestern
Broomfield, Louisville, Lyons, Jamestown, Raymond, Crisman, Rocky
Flats, Eldorado Springs, Pinewood Springs, Gold Hill, Sunshine,
Summerville, Wallstreet, Salina and Allenspark.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 4030 10526 4030 10529 4026 10530 4026 10522
3988 10515 3987 10540 3989 10538 3991 10542
4016 10550 4018 10549 4018 10550 4027 10553
4025 10549 4027 10548 4029 10550 4030 10547
4031 10525
TIME...MOT...LOC 1635Z 259DEG 8KT 4026 10541 3992 10537
$$
RPK
3 years
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 020140
SPSBOU
Special Weather Statement
National Weather Service Denver CO
740 PM MDT Sat May 1 2021
COZ038>040-043-020215-
Central and South Weld County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
Larimer County Below 6000 Feet/Northwest Weld County CO-
740 PM MDT Sat May 1 2021
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN WELD...BROOMFIELD...
SOUTHEASTERN LARIMER...NORTHEASTERN DENVER...NORTHEASTERN
JEFFERSON...NORTHWESTERN ADAMS AND EASTERN BOULDER COUNTIES UNTIL 815
PM MDT...
At 736 PM MDT, Doppler radar indicated isolated rain showers with
virga over the northern Urban Corridor and southwestern Weld County.
Wind gusts of 45 to 65 mph will be possible with these showers.
Locations impacted include...
Greeley, northeastern Aurora, Thornton, eastern Arvada, Westminster,
Longmont, southern Loveland, Broomfield, Commerce City, Northglenn,
Brighton, Lafayette, Evans, Louisville, Erie, Superior, Federal
Heights, Firestone, Denver International Airport and D.I.A Terminal
and Concourses.
LAT...LON 3981 10518 4038 10520 4046 10460 3980 10454
TIME...MOT...LOC 0136Z 228DEG 23KT 4025 10481
$$
RJK
3 years