SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 292230
SPSBOU
Special Weather Statement
National Weather Service Denver CO
430 PM MDT Sun Aug 29 2021
COZ034-037-292300-
South and Southeast Grand/West Central and Southwest
Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet CO-Central and Southeast Park County CO-
430 PM MDT Sun Aug 29 2021
...A strong thunderstorm will impact portions of northeastern Park
County through 500 PM MDT...
At 430 PM MDT, Doppler radar was tracking a strong thunderstorm 4
miles southeast of Jefferson, or 50 miles southwest of Denver, moving
east at 10 mph.
HAZARD...Winds in excess of 40 mph and nickel 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...
Jefferson, Tarryall Reservoir and Kenosha Pass.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3928 10586 3938 10589 3943 10570 3926 10538
3923 10542 3924 10543 3922 10543 3915 10553
TIME...MOT...LOC 2230Z 274DEG 7KT 3933 10575
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...40 MPH
$$
DANIELSON
3 years, 2 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 292043
SPSBOU
Special Weather Statement
National Weather Service Denver CO
243 PM MDT Sun Aug 29 2021
COZ036-292115-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
243 PM MDT Sun Aug 29 2021
...A strong thunderstorm will impact portions of southwestern Douglas
and southwestern Jefferson Counties through 315 PM MDT...
At 243 PM MDT, Doppler radar was tracking a strong thunderstorm 5
miles southwest of Cheesman Reservoir, or 37 miles northwest of
Colorado Springs. This storm was nearly stationary.
HAZARD...Winds in excess of 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Cheesman Reservoir and Deckers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3915 10538 3916 10539 3920 10540 3921 10541
3923 10542 3921 10539 3918 10538 3924 10536
3926 10538 3925 10536 3927 10534 3928 10518
3913 10518 3913 10537
TIME...MOT...LOC 2043Z 268DEG 2KT 3916 10535
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
$$
DANIELSON
3 years, 2 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 270355
SPSBOU
Special Weather Statement
National Weather Service Denver CO
955 PM MDT Thu Aug 26 2021
COZ032>036-038>040-043-270445-
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-
Grand and Summit Counties Below 9000 Feet CO-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
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-
South and East Jackson/Larimer/North and Northeast Grand/Northwest
Boulder Counties Above 9000 Feet CO-
955 PM MDT Thu Aug 26 2021
...Strong thunderstorms will impact portions of western Weld,
Broomfield, Larimer, northern Gilpin, northeastern Grand, northern
Jefferson, northwestern Adams and Boulder Counties through 1045 PM
MDT...
At 954 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 5 miles west of Cherokee Park to 3 miles
northwest of Pinewood Springs to near Rollinsville, or along a line
extending from 27 miles south of Laramie to 23 miles southwest of
Fort Collins to 29 miles northwest of Denver. Movement was east at
40 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...
Fort Collins, southwestern Greeley, Thornton, northern Arvada,
Westminster, Boulder, Longmont, Loveland, Broomfield, northwestern
Commerce City, Northglenn, Brighton, Lafayette, Windsor, Louisville,
Erie, Superior, Federal Heights, Firestone and Johnstown.
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 4099 10477 3984 10482 3987 10588 4099 10594
TIME...MOT...LOC 0354Z 281DEG 38KT 4091 10560 4032 10539 3990 10546
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
ENTREKIN
3 years, 2 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 270300
SPSBOU
Special Weather Statement
National Weather Service Denver CO
900 PM MDT Thu Aug 26 2021
COZ030>035-270330-
South and Southeast Grand/West Central and Southwest
Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet CO-Jackson County Below 9000 Feet CO-
Grand and Summit Counties Below 9000 Feet CO-
Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
West Jackson and West Grand Counties Above 9000 Feet CO-
South and East Jackson/Larimer/North and Northeast Grand/Northwest
Boulder Counties Above 9000 Feet CO-
900 PM MDT Thu Aug 26 2021
...Strong thunderstorms will impact portions of Jackson, northwestern
Summit, northwestern Larimer, Grand and northwestern Clear Creek
Counties through 930 PM MDT...
At 859 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles northeast of Mt Zirkel to 10 miles
northwest of Silverthorne, or along a line extending from 57 miles
northeast of Craig to 60 miles east of Glenwood Springs. Movement was
east at 40 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...
Granby, Kremmling, Fraser, Hot Sulphur Springs, Walden, Lake John,
Parshall, Rand, Brownlee, Berthoud Falls, Cowdrey, Hot Sulphur
Spring, Glendevey, Williams Fork Reservoir, Pearl, Green Mountain
Reservoir, Coalmont, Tabernash, Elkdale and Gould.
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 4098 10684 4099 10597 3975 10579 3973 10628
4066 10669 4069 10667 4076 10667 4079 10664
4082 10664 4083 10666 4085 10665 4089 10669
4087 10674 4089 10674 4091 10678 4090 10680
TIME...MOT...LOC 0259Z 254DEG 34KT 4088 10656 3975 10622
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
RPK
3 years, 2 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 192017
SPSBOU
Special Weather Statement
National Weather Service Denver CO
217 PM MDT Thu Aug 19 2021
COZ036-039-192045-
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-
217 PM MDT Thu Aug 19 2021
...A strong thunderstorm will impact portions of southwestern
Broomfield, northern Jefferson and southeastern Boulder Counties
through 245 PM MDT...
At 217 PM MDT, Doppler radar was tracking a strong thunderstorm near
Rocky Flats, or 16 miles northwest of Denver, moving northeast 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...
Northern Lakewood, Arvada, Westminster, Boulder, western Broomfield,
western Wheat Ridge, Lafayette, northwestern Golden, Louisville,
Superior, Rocky Flats, Eldorado Springs and White Ranch Open Space.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
A Severe Thunderstorm Watch remains in effect until 800 PM MDT for
northeastern Colorado.
&&
LAT...LON 4000 10505 3992 10505 3974 10514 3981 10538
3992 10533 3992 10523 3993 10524 3993 10528
3997 10527 3997 10528 3998 10527 4000 10529
4006 10526
TIME...MOT...LOC 2017Z 204DEG 28KT 3985 10522
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
$$
RPK
3 years, 2 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 150115
SPSBOU
Special Weather Statement
National Weather Service Denver CO
715 PM MDT Sat Aug 14 2021
COZ034-150145-
South and Southeast Grand/West Central and Southwest
Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet CO-
715 PM MDT Sat Aug 14 2021
...A strong thunderstorm will impact portions of east central Summit
County through 745 PM MDT...
At 714 PM MDT, Doppler radar was tracking a strong thunderstorm over
Dillon, or 57 miles west of Denver, moving southeast at 10 mph.
HAZARD...Winds in excess of 40 mph, half inch hail, and very heavy
rain.
SOURCE...Radar indicated.
IMPACT...Travel on I-70 will be hazardous with very heavy rain and
small hail. Gusty winds could blow around unsecured
objects. Minor damage to outdoor objects is possible.
Locations impacted include...
Dillon and Keystone.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 3963 10608 3962 10608 3962 10607 3960 10606
3961 10605 3962 10606 3963 10606 3965 10607
3969 10601 3961 10586 3951 10598 3962 10610
TIME...MOT...LOC 0114Z 313DEG 10KT 3963 10601
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
$$
BARJENBRUCH
3 years, 3 months
FFABOU
by EMWIN-Denver Regional
WGUS65 KBOU 030941
FFABOU
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Denver CO
341 AM MDT Tue Aug 3 2021
COZ030>034-037-031745-
/O.NEW.KBOU.FF.A.0009.210803T1600Z-210804T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jackson County Below 9000 Feet-West Jackson and West Grand
Counties Above 9000 Feet-Grand and Summit Counties Below
9000 Feet-South and East Jackson/Larimer/North and Northeast
Grand/Northwest Boulder Counties Above 9000 Feet-South and
Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear
Creek/Summit/North and West Park Counties Above 9000 Feet-Central
and Southeast Park County-
Including the cities of North Park, Hartsel, Rocky Mountain
National Park, Mt Zirkel, Laramie and Medicine Bow Mountains,
Breckenridge, Williams Fork Mountains, Indian Peaks, Eisenhower
Tunnel, Kremmling, East Slopes Southern Gore Range, Mount Evans,
Fairplay, Grand Lake, Cameron Pass, East Slopes Mosquito Range,
Berthoud Pass, Winter Park, South Park, Granby, Hot Sulphur
Springs, Kenosha Mountains, Gould, Willow Creek Pass, Spicer,
Rand, Dillon, Fraser, Walden, Lake George, and Rabbit Ears Range
341 AM MDT Tue Aug 3 2021
...FLASH FLOOD WATCH IN EFFECT FROM 10 AM MDT THIS MORNING THROUGH
THIS EVENING...
The National Weather Service in Denver has issued a
* Flash Flood Watch for Portions of central and north central
Colorado, including the following areas, in central Colorado,
Central and Southeast Park County, Grand and Summit Counties Below
9000 Feet and South and Southeast Grand/West Central and Southwest
Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties
Above 9000 Feet. In north central Colorado, Jackson County Below
9000 Feet, South and East Jackson/Larimer/North and Northeast
Grand/Northwest Boulder Counties Above 9000 Feet and West Jackson
and West Grand Counties Above 9000 Feet.
* From 10 AM MDT this morning through this evening.
* Slow moving thunderstorms capable of generating heavy rains are
expected to occur off and on from late this morning into this
evening.
* Burn scars in Grand County are at an elevated risk of flash
flooding and debris flows, though there is potential for flash
flooding to occur across the area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Move away from recently burned areas. Life-threatening flooding of
creeks, roads and normally dry gulches is likely. The heavy rains
will likely trigger rockslides, mudslides and debris flows in steep
terrain.
&&
$$
Schlatter
3 years, 3 months
FFABOU
by EMWIN-Denver Regional
WGUS65 KBOU 012004
FFABOU
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Denver CO
204 PM MDT Sun Aug 1 2021
COZ032>034-020415-
/O.NEW.KBOU.FF.A.0008.210802T1800Z-210803T0400Z/
/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-South and Southeast Grand/West Central
and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West
Park Counties Above 9000 Feet-
Including the cities of Kenosha Mountains, Hot Sulphur Springs,
Kremmling, Indian Peaks, Dillon, Eisenhower Tunnel, Fraser, East
Slopes Southern Gore Range, Mount Evans, Laramie and Medicine Bow
Mountains, Grand Lake, Cameron Pass, Granby, Breckenridge, Winter
Park, Rocky Mountain National Park, Willow Creek Pass, Rabbit
Ears Range, East Slopes Mosquito Range, Williams Fork Mountains,
and Berthoud Pass
204 PM MDT Sun Aug 1 2021
...FLASH FLOOD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY
EVENING...
The National Weather Service in Denver has issued a
* Flash Flood Watch for Portions of central and north central
Colorado, including the following areas, in central Colorado,
Grand and Summit Counties Below 9000 Feet and South and Southeast
Grand/West Central and Southwest Boulder/Gilpin/Clear
Creek/Summit/North and West Park Counties Above 9000 Feet. In
north central Colorado, South and East Jackson/Larimer/North and
Northeast Grand/Northwest Boulder Counties Above 9000 Feet.
* From Monday afternoon through Monday evening.
* Thunderstorms with locally heavy rainfall are expected to develop
across the mountains Monday afternoon, and continue into the
evening. Stronger storms will be capable of producing up to 1 inch
of rain in 40 minutes. Burn areas west of the Continental Divide
like East Troublesome and Williams Fork will be most prone to
flash flooding, although there may be a risk of flooding in
portions of the Cameron Peak burn area by late in the day.
* Burn scars will be especially susceptible to heavy rainfall,
leading to quick runoff and debris and mud flows.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
Barjenbruch
3 years, 3 months