FFABOU
by EMWIN-Denver Regional
WGUS65 KBOU 310911
FFABOU
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Denver CO
311 AM MDT Mon Jul 31 2023
COZ032-033-035-312215-
/O.NEW.KBOU.FA.A.0010.230731T1800Z-230801T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grand and Summit Counties Below 9000 Feet-South and East
Jackson/Larimer/North and Northeast Grand/Northwest Boulder
Counties Above 9000 Feet-Larimer and Boulder Counties Between
6000 and 9000 Feet-
Including the cities of Laramie and Medicine Bow Mountains, Red
Feather Lakes, Dillon, Rabbit Ears Range, Grand Lake, Estes Park,
Nederland, Willow Creek Pass, Fraser, Glendevey, Kremmling,
Cameron Pass, Rocky Mountain National Park, Granby, and Hot
Sulphur Springs
311 AM MDT Mon Jul 31 2023
...FLOOD WATCH IN EFFECT FROM NOON MDT TODAY THROUGH MIDNIGHT
TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of central and north central Colorado, including
the following areas, in central Colorado, Grand and Summit
Counties Below 9000 Feet. In north central Colorado, Larimer and
Boulder Counties Between 6000 and 9000 Feet and South and East
Jackson/Larimer/North and Northeast Grand/Northwest Boulder
Counties Above 9000 Feet.
* WHEN...From Noon MDT today through midnight tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Thunderstorms are expected to develop across the high country
during the early afternoon and continue into the late evening
hours. Storms will be capable of producing heavy rain with
rainfall rates in excess of an inch per hour, with flash
flooding possible, especially over burn areas.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
COZ038>046-312215-
/O.NEW.KBOU.FA.A.0010.230731T2200Z-230801T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Larimer County Below 6000 Feet/Northwest Weld County-Boulder And
Jefferson Counties Below 6000 Feet/West Broomfield County-North
Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County-Elbert/Central and East Douglas
Counties Above 6000 Feet-Northeast Weld County-Central and South
Weld County-Morgan County-Central and East Adams and Arapahoe
Counties-North and Northeast Elbert County Below 6000 Feet/North
Lincoln County-
Including the cities of Deer Trail, Grover, Byers, Brighton,
Hugo, Littleton, Longmont, Briggsdale, Parker, Goodrich, Bennett,
Agate, Nunn, Greeley, Stoneham, Elbert, City of Denver, Eaton,
Kiowa, Fort Collins, Hereford, Golden, Aurora, Roggen, Wiggins,
Fort Lupton, Brush, Boulder, Pawnee Buttes, Fondis, Matheson,
Limon, Fort Morgan, Raymer, Highlands Ranch, Denver International
Airport, Lakewood, Larkspur, Leader, Arvada, Loveland, and Castle
Rock
311 AM MDT Mon Jul 31 2023
...FLOOD WATCH IN EFFECT FROM 4PM THIS AFTERNOON THROUGH MIDNIGHT
TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of east central, north central, and northeast
Colorado, including the following areas, in east central Colorado,
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County. In north central Colorado, Larimer County Below 6000
Feet/Northwest Weld County. In northeast Colorado, Boulder And
Jefferson Counties Below 6000 Feet/West Broomfield County, Central
and East Adams and Arapahoe Counties, Central and South Weld
County, Elbert/Central and East Douglas Counties Above 6000 Feet,
Morgan County, North Douglas County Below 6000 Feet/Denver/West
Adams and Arapahoe Counties/East Broomfield County and Northeast
Weld County.
* WHEN...From this afternoon through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Thunderstorms are expected to develop across the high country
early this afternoon. A cluster of slow moving thunderstorms
should then develop over the I-25 corridor by late afternoon
or early evening, then drift into the eastern plains by the
late evening. Rainfall rates of 1 to 2 inches per hour will
be possible in the stronger storms.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
Hiris
9 months, 3 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 292150
SPSBOU
Special Weather Statement
National Weather Service Denver CO
350 PM MDT Sat Jul 29 2023
COZ040-041-045-292215-
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-
350 PM MDT Sat Jul 29 2023
...Landspouts will be possible across northeastern Douglas,
northwestern Elbert and central Arapahoe Counties through 415 PM
MDT...
At 348 PM MDT, Doppler radar was tracking developing thunderstorms
capable of producing a landspout tornado along a line extending from
3 miles southwest of Bennett to near The Pinery, or along a line
extending from 50 miles northwest of Limon to 22 miles southeast of
Denver. Movement was northeast at 10 mph.
HAZARD...Landspouts possible.
SOURCE...Radar indicated.
IMPACT...Landspout tornadoes can damage mobile homes, roofs,
vehicles, and trees. Outdoor objects may be tossed about.
Locations impacted include...
Southern Aurora, southeastern Centennial, Parker, The Pinery and
Ponderosa Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
If a tornado is spotted seek shelter inside a sturdy building.
&&
LAT...LON 3957 10478 3972 10445 3956 10440 3957 10448
3956 10449 3956 10447 3953 10446 3954 10445
3953 10444 3954 10442 3951 10441 3940 10474
TIME...MOT...LOC 2148Z 204DEG 10KT 3969 10446 3946 10471
LANDSPOUT...POSSIBLE
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...<30 MPH
$$
RPK
9 months, 3 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 282036
SPSBOU
Special Weather Statement
National Weather Service Denver CO
236 PM MDT Fri Jul 28 2023
COZ039>041-043-045-046-282115-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
Central and South Weld County CO-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-Central and East Adams and Arapahoe Counties CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
236 PM MDT Fri Jul 28 2023
...A strong thunderstorm will impact portions of northeastern
Douglas, southern Weld, northwestern Elbert, western Arapahoe,
Broomfield, eastern Denver and western Adams Counties through 315 PM
MDT...
At 236 PM MDT, Doppler radar was tracking a strong thunderstorm over
northwestern Aurora, or 12 miles east of Denver, moving northeast at
10 mph.
HAZARD...Wind gusts of 50 to 55 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Eastern Denver, Aurora, Thornton, Westminster, eastern Centennial,
Broomfield, Commerce City, northeastern Parker, Northglenn, Brighton,
Elbert, Federal Heights, Denver International Airport, D.I.A Terminal
and Concourses, Fort Lupton, Lochbuie, Bennett, Elizabeth, Kiowa and
Buckley SFB.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3935 10461 3962 10483 3993 10513 4013 10478
3983 10444 3947 10419 3913 10414 3913 10461
TIME...MOT...LOC 2036Z 240DEG 9KT 3978 10472
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...55 MPH
$$
DANIELSON
9 months, 3 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 281959
SPSBOU
Special Weather Statement
National Weather Service Denver CO
159 PM MDT Fri Jul 28 2023
COZ040-041-045-282030-
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-
159 PM MDT Fri Jul 28 2023
...A strong thunderstorm will impact portions of northeastern
Douglas, northwestern Elbert, western Arapahoe, southern Denver and
south central Adams Counties through 230 PM MDT...
At 159 PM MDT, Doppler radar was tracking a strong thunderstorm over
western Centennial, or 11 miles southeast of Denver, moving east at
25 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Southern Denver, Aurora, eastern Centennial, Parker, Greenwood
Village, Lone Tree, Watkins, The Pinery, Manila Village, Buckley SFB
and Arapahoe Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3966 10494 3984 10454 3957 10436 3956 10436
3957 10448 3956 10449 3956 10447 3954 10447
3954 10445 3953 10444 3954 10442 3950 10440
3950 10437 3942 10483
TIME...MOT...LOC 1959Z 250DEG 22KT 3960 10481
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
DANIELSON
9 months, 3 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 262101
SPSBOU
Special Weather Statement
National Weather Service Denver CO
301 PM MDT Wed Jul 26 2023
COZ039-040-262145-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
301 PM MDT Wed Jul 26 2023
...A strong thunderstorm will impact portions of northwestern
Arapahoe, Denver, northeastern Jefferson and western Adams Counties
through 345 PM MDT...
At 301 PM MDT, Doppler radar was tracking a strong thunderstorm over
northwestern Northglenn, or 13 miles north of Denver, moving
southeast at 25 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Denver, Aurora, Thornton, southeastern Arvada, southeastern
Westminster, Centennial, Commerce City, Northglenn, Brighton, eastern
Englewood, southeastern Wheat Ridge, Greenwood Village, Federal
Heights, southwestern Denver International Airport, Buckley SFB and
Todd Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3985 10513 4000 10486 3974 10460 3959 10491
TIME...MOT...LOC 2101Z 327DEG 21KT 3991 10499
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
AD
9 months, 3 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 252252
SPSBOU
Special Weather Statement
National Weather Service Denver CO
452 PM MDT Tue Jul 25 2023
COZ039-040-252330-
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-
452 PM MDT Tue Jul 25 2023
...Strong thunderstorms will impact portions of western Arapahoe,
Denver, northeastern Jefferson and southwestern Adams Counties
through 530 PM MDT...
At 451 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from Westminster to Lakewood, or along a line
extending from 36 miles south of Greeley to 8 miles west of Denver.
Movement was east at 30 mph.
HAZARD...Wind gusts of 50 to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Denver, Aurora, Lakewood, Arvada, southern Westminster, northern
Centennial, southwestern Commerce City, northeastern Littleton,
Englewood, Wheat Ridge, Golden, Greenwood Village, Sheridan,
Morrison, Arapahoe Park, Watkins and Buckley SFB.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 3960 10463 3962 10471 3961 10473 3958 10475
3963 10517 3967 10519 3968 10515 3971 10514
3974 10521 3978 10520 3980 10520 3988 10519
3975 10457 3959 10460 3958 10461
TIME...MOT...LOC 2251Z 286DEG 36KT 3993 10501 3969 10510
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
AD
9 months, 4 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 252233
SPSBOU
Special Weather Statement
National Weather Service Denver CO
433 PM MDT Tue Jul 25 2023
COZ040-252315-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
433 PM MDT Tue Jul 25 2023
...Strong thunderstorms will impact portions of north central
Arapahoe, northeastern Denver and southwestern Adams Counties through
515 PM MDT...
At 433 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from Denver International Airport to Commerce City,
or along a line extending from 36 miles south of Greeley to 5 miles
north of Denver. Movement was east at 25 mph.
HAZARD...Winds in excess of 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Northeastern Denver, Aurora, southern Thornton, Commerce City, Denver
International Airport, D.I.A Terminal and Concourses and Watkins.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 3985 10450 3977 10450 3969 10470 3981 10501
3993 10474
TIME...MOT...LOC 2233Z 287DEG 22KT 3990 10468 3981 10496
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
AD
9 months, 4 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 250126
SPSBOU
Special Weather Statement
National Weather Service Denver CO
726 PM MDT Mon Jul 24 2023
COZ040-043-045-250200-
Central and South Weld County 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-
726 PM MDT Mon Jul 24 2023
...A strong thunderstorm will impact portions of central Adams County
through 800 PM MDT...
At 725 PM MDT, Doppler radar was tracking a strong thunderstorm 8
miles north of Manila Village, or 27 miles east of Denver, moving
east at 15 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Bennett and Strasburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 3974 10447 3993 10460 4000 10453 4007 10425
3974 10418
TIME...MOT...LOC 0125Z 252DEG 15KT 3988 10447
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
GIMMESTAD
9 months, 4 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 250112
SPSBOU
Special Weather Statement
National Weather Service Denver CO
712 PM MDT Mon Jul 24 2023
COZ040-041-250145-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
712 PM MDT Mon Jul 24 2023
...A strong thunderstorm will impact portions of northeastern
Douglas, northwestern Elbert and western Arapahoe Counties through
745 PM MDT...
At 711 PM MDT, Doppler radar was tracking a strong thunderstorm over
Parker, or 15 miles southeast of Denver, moving east at 20 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated. A gust to 46 mph was reported at
Centennial Airport with this storm.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Aurora, eastern Centennial, northeastern Castle Rock, Parker,
Greenwood Village, Lone Tree, The Pinery, Buckley SFB, Arapahoe
Park, northeastern Castle Pines and Ponderosa Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 3942 10485 3959 10491 3974 10484 3974 10451
3965 10451 3966 10450 3965 10449 3959 10450
3959 10449 3956 10449 3955 10446 3954 10447
3942 10446
TIME...MOT...LOC 0111Z 252DEG 16KT 3953 10479
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
GIMMESTAD
9 months, 4 weeks
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 250012
SPSBOU
Special Weather Statement
National Weather Service Denver CO
612 PM MDT Mon Jul 24 2023
COZ040-250045-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
612 PM MDT Mon Jul 24 2023
...A strong thunderstorm will impact portions of northeastern Denver
and western Adams Counties through 645 PM MDT...
At 612 PM MDT, Doppler radar was tracking a strong thunderstorm 4
miles southwest of Commerce City, or 6 miles northeast of Denver,
moving northeast at 25 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...
Northeastern Denver, northern Aurora, southern Thornton, Commerce
City, Brighton, Denver International Airport, D.I.A Terminal and
Concourses and Barr Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
&&
LAT...LON 3981 10451 3972 10491 3983 10500 4000 10475
4000 10464
TIME...MOT...LOC 0012Z 240DEG 20KT 3981 10490
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
GIMMESTAD
9 months, 4 weeks