SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 220133
SPSBOU
Special Weather Statement
National Weather Service Denver CO
733 PM MDT Fri Jul 21 2023
COZ036-039>041-043-220215-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
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-
733 PM MDT Fri Jul 21 2023
...Strong thunderstorms will impact portions of north central
Douglas, western Arapahoe, Broomfield, Denver, northeastern
Jefferson, western Adams and southeastern Boulder Counties through
815 PM MDT...
At 732 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Todd Creek to Westminster to near Eldorado
Springs, or along a line extending from 30 miles south of Greeley to
13 miles north of Denver to 94 miles south of Laramie. Movement was
southeast at 30 mph.
HAZARD...Winds in excess of 40 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, Centennial,
Boulder, Broomfield, Highlands Ranch, Commerce City, northwestern
Parker, Littleton, Northglenn, Brighton, Englewood, Wheat Ridge,
Lafayette, Golden and Louisville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3964 10449 3962 10449 3952 10485 3953 10519
3991 10531 3992 10523 3993 10524 3993 10528
3998 10527 4001 10530 4001 10533 4002 10533
4002 10531 4004 10530 4003 10508 4008 10476
TIME...MOT...LOC 0132Z 335DEG 25KT 3998 10484 3991 10504 3996 10529
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 220119
SPSBOU
Special Weather Statement
National Weather Service Denver CO
719 PM MDT Fri Jul 21 2023
COZ035-036-039-220145-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
719 PM MDT Fri Jul 21 2023
...A strong thunderstorm will impact portions of northeastern Gilpin,
northern Jefferson and central Boulder Counties through 745 PM MDT...
At 719 PM MDT, Doppler radar was tracking a strong thunderstorm over
Jamestown, or 34 miles southwest of Fort Collins, moving south at 30
mph.
HAZARD...Winds in excess of 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Northwestern Arvada, western Westminster, Boulder, southwestern
Broomfield, Louisville, Superior, Jamestown, Raymond, Allenspark,
Crisman, Rocky Flats, Eldorado Springs, Gold Hill, Sunshine,
Summerville, Peaceful Valley, Wallstreet, Salina and Pinecliffe.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3983 10509 3983 10545 3986 10546 3984 10542
3986 10542 3989 10538 3991 10541 3988 10546
3989 10546 4006 10551 4008 10549 4008 10547
4013 10552 4015 10550 4018 10549 4017 10553
4021 10554 4023 10531
TIME...MOT...LOC 0119Z 338DEG 27KT 4011 10536
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 220102
SPSBOU
Special Weather Statement
National Weather Service Denver CO
702 PM MDT Fri Jul 21 2023
COZ039-040-043-220145-
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-
702 PM MDT Fri Jul 21 2023
...A strong thunderstorm will impact portions of southwestern Weld,
Broomfield, northeastern Jefferson, northwestern Adams and eastern
Boulder Counties through 745 PM MDT...
At 702 PM MDT, Doppler radar was tracking a strong thunderstorm near
Niwot, or 28 miles southwest of Greeley, moving southeast at 30 mph.
HAZARD...Winds in excess of 30 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Thornton, eastern Arvada, Westminster, Boulder, Longmont, Broomfield,
northern Commerce City, Northglenn, Brighton, Lafayette, Louisville,
Erie, Superior, Federal Heights, Firestone, northern Denver
International Airport, Frederick, Dacono, Barr Lake and Todd Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
&&
LAT...LON 3989 10463 3982 10518 4017 10528 4018 10527
4020 10519 4021 10507
TIME...MOT...LOC 0102Z 320DEG 24KT 4013 10513
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...30 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 212342
SPSBOU
Special Weather Statement
National Weather Service Denver CO
542 PM MDT Fri Jul 21 2023
COZ038-039-043-220015-
Central and South Weld County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Larimer County Below 6000 Feet/Northwest Weld County CO-
542 PM MDT Fri Jul 21 2023
...A strong thunderstorm will impact portions of southwestern Weld
and southeastern Larimer Counties through 615 PM MDT...
At 542 PM MDT, Doppler radar was tracking a strong thunderstorm 4
miles northwest of Berthoud, or 15 miles south of Fort Collins,
moving southeast at 30 mph. A second storm was located just east of
Berthoud, also moving southeast.
HAZARD...Winds in excess of 30 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Southwestern Loveland, Firestone, Johnstown, Frederick, Milliken,
Berthoud, Mead, Platteville, Gilcrest and Carter Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4032 10524 4040 10519 4032 10471 4008 10488
TIME...MOT...LOC 2342Z 295DEG 27KT 4034 10511
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 212307
SPSBOU
Special Weather Statement
National Weather Service Denver CO
507 PM MDT Fri Jul 21 2023
COZ039-040-043-220000-
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-
507 PM MDT Fri Jul 21 2023
...A strong thunderstorm will impact portions of Broomfield,
northwestern Adams and southeastern Boulder Counties through 600 PM
MDT...
At 507 PM MDT, the public reported a strong thunderstorm near
Boulder, or 24 miles northwest of Denver, moving east at 25 mph.
HAZARD...Penny size hail.
SOURCE...Public.
IMPACT...Minor damage to outdoor objects is possible.
Locations impacted include...
Thornton, Westminster, Boulder, Broomfield, northwestern Commerce
City, Northglenn, Brighton, Lafayette, Louisville, Erie, Superior,
Federal Heights, Fort Lupton, Dacono, Todd Creek and Eldorado
Springs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4007 10480 3981 10492 3996 10527 3998 10527
4001 10530 4001 10531 4003 10531 4003 10530
4007 10529
TIME...MOT...LOC 2307Z 287DEG 22KT 4001 10521
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...<30 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 202150
SPSBOU
Special Weather Statement
National Weather Service Denver CO
350 PM MDT Thu Jul 20 2023
COZ036-039-040-202215-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
350 PM MDT Thu Jul 20 2023
...A strong thunderstorm will impact portions of north central
Douglas, southwestern Arapahoe, southwestern Denver and northern
Jefferson Counties through 415 PM MDT...
At 350 PM MDT, Doppler radar was tracking a strong thunderstorm near
Red Rocks Park, or 13 miles west of Denver, moving southeast at 30
mph.
HAZARD...Winds in excess of 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Denver, western Aurora, Lakewood, southwestern Centennial, Highlands
Ranch, Littleton, Englewood, southwestern Wheat Ridge, Golden,
Greenwood Village, Evergreen, Sheridan, Morrison, Idledale, Tiny
Town, Chatfield Reservoir, Kittredge, Red Rocks Park, Indian Hills
and Louviers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
A Severe Thunderstorm Watch remains in effect until 900 PM MDT for
central and northeastern Colorado.
&&
LAT...LON 3947 10501 3967 10534 3980 10526 3970 10481
3953 10496 3953 10497 3952 10498 3951 10498
TIME...MOT...LOC 2150Z 296DEG 27KT 3970 10521
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
$$
HIRIS
1 year, 3 months
WCNBOU
by EMWIN-Denver Regional
WWUS65 KBOU 201933
WCNBOU
WATCH COUNTY NOTIFICATION FOR WATCH 526
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
133 PM MDT THU JUL 20 2023
COC001-005-013-014-031-035-039-059-069-073-075-087-121-123-210300-
/O.NEW.KBOU.SV.A.0526.230720T1933Z-230721T0300Z/
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
526 IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR THE FOLLOWING AREAS
IN COLORADO THIS WATCH INCLUDES 14 COUNTIES
IN EAST CENTRAL COLORADO
ELBERT LINCOLN
IN NORTH CENTRAL COLORADO
LARIMER
IN NORTHEAST COLORADO
ADAMS ARAPAHOE BOULDER
BROOMFIELD DENVER DOUGLAS
JEFFERSON LOGAN MORGAN
WASHINGTON WELD
THIS INCLUDES THE CITIES OF AKRON, ARVADA, AURORA, BOULDER,
BROOMFIELD, CASTLE ROCK, CENTENNIAL, DENVER,
DENVER INTERNATIONAL AIRPORT, ELIZABETH, FORT COLLINS,
FORT MORGAN, GREELEY, KIOWA, LAKEWOOD, LIMON, LONGMONT, LOVELAND,
PARKER, STERLING, THORNTON, WESTMINSTER, AND WINDSOR.
$$
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 182147
SPSBOU
Special Weather Statement
National Weather Service Denver CO
347 PM MDT Tue Jul 18 2023
COZ036-039>041-182230-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
347 PM MDT Tue Jul 18 2023
...Strong outflow winds will impact portions of northeastern
Douglas, western Arapahoe, Denver, northern Jefferson and
southwestern Adams Counties through 430 PM MDT...
At 346 PM MDT, Doppler radar was tracking several showers and
thunderstorms across the Denver metro, moving east at 20 mph.
HAZARD...Winds in excess of 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Denver, Aurora, Lakewood, southeastern Arvada, southern Westminster,
Centennial, Highlands Ranch, southwestern Commerce City, northwestern
Parker, Littleton, Englewood, Wheat Ridge, Golden, Greenwood Village,
Evergreen, Lone Tree, southern Denver International Airport,
Sheridan, Morrison and Idledale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 3953 10516 3955 10538 3956 10540 3982 10540
3983 10451 3965 10451 3966 10450 3965 10449
3952 10449
TIME...MOT...LOC 2146Z 264DEG 16KT 3971 10498
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 182029
SPSBOU
Special Weather Statement
National Weather Service Denver CO
229 PM MDT Tue Jul 18 2023
COZ039-043-182115-
Central and South Weld County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
229 PM MDT Tue Jul 18 2023
...A strong thunderstorm will impact portions of southwestern Weld
and northeastern Boulder Counties through 315 PM MDT...
At 228 PM MDT, Doppler radar was tracking a strong thunderstorm over
Mead, or 19 miles southwest of Greeley, moving east at 25 mph.
HAZARD...Winds in excess of 30 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Longmont, Firestone, Milliken, Berthoud, Mead, Platteville and
Gilcrest.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 4030 10464 4011 10469 4016 10517 4026 10516
4026 10506 4029 10506
TIME...MOT...LOC 2028Z 274DEG 22KT 4022 10501
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH
$$
HIRIS
1 year, 3 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 172246
SPSBOU
Special Weather Statement
National Weather Service Denver CO
446 PM MDT Mon Jul 17 2023
COZ034>036-039>041-043-045-046-172345-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
South and Southeast Grand/West Central and Southwest
Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet CO-Central and South Weld County CO-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
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-
446 PM MDT Mon Jul 17 2023
...Weakening thunderstorms will impact portions of Douglas,
southwestern Weld, northwestern Elbert, western Arapahoe,
Broomfield, northeastern Park, eastern Gilpin, southeastern Clear
Creek, Denver, Jefferson, western Adams and Boulder Counties through
545 PM MDT...
At 444 PM MDT, Doppler radar was tracking decaying thunderstorms
moving from the foothills eastward across the I-25 corridor.
Localized winds gusts to 50 mph are possible. Movement was east at
35 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down small tree limbs and blow
around unsecured objects.
Locations impacted include...
Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, Centennial,
Boulder, Longmont, Broomfield, Highlands Ranch, Castle Rock, Commerce
City, Parker, Littleton, Northglenn, Brighton, Englewood, Wheat Ridge
and Lafayette.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4025 10545 4027 10416 3913 10437 3912 10543
TIME...MOT...LOC 2244Z 277DEG 32KT 4023 10491 3940 10503
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
SCHLATTER
1 year, 3 months