FFWBOU
by EMWIN-Denver Regional
WGUS55 KBOU 142111
FFWBOU
COC069-150015-
/O.NEW.KBOU.FF.W.0080.230914T2111Z-230915T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Denver CO
311 PM MDT Thu Sep 14 2023
The National Weather Service in Denver has issued a
* Flash Flood Warning for...
East Central Larimer County in north central Colorado...
* Until 615 PM MDT.
* At 311 PM MDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. The
expected rainfall rate is 0.5 to 1.25 inches in 1 hour. Flash
flooding is ongoing or expected to begin shortly.
Excessive rainfall over the Cameron Peak burn scar may result in
debris flows moving through the Buckhorn Creek drainage. Debris
flows can consist of rock, mud, vegetation and other loose materials.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
southeastern portions of the Cameron Peak burn scar.
This includes the following additional locations...
Moondance Way, Stringtown Gulch, Big Bear and Lower Buckhorn on
County Road 27 above Masonville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now. Act quickly to protect your life.
Heavy Rainfall will cause flash flooding of small creeks, streams,
and ditches in the affected part of the Cameron Peak burn area. Rock
slides or debris flows can also be expected across rural roads.
&&
LAT...LON 4059 10529 4053 10533 4053 10539 4052 10538
4050 10533 4047 10525 4049 10520 4052 10522
4058 10525
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...0.5-1.25 INCHES IN 1 HOUR
$$
Rodriguez
2 years, 5 months
FLSBOU
by EMWIN-Denver Regional
WGUS85 KBOU 142109
FLSBOU
Flood Advisory
National Weather Service Denver CO
309 PM MDT Thu Sep 14 2023
COC013-059-150015-
/O.NEW.KBOU.FA.Y.0166.230914T2109Z-230915T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Boulder CO-Jefferson CO-
309 PM MDT Thu Sep 14 2023
...FLOOD ADVISORY IN EFFECT UNTIL 615 PM MDT THIS EVENING...
* WHAT...Urban and small stream flooding caused by excessive
rainfall is expected.
* WHERE...A portion of northeast Colorado, including the following
counties, Boulder and Jefferson.
* WHEN...Until 615 PM MDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways.
* ADDITIONAL DETAILS...
- At 309 PM MDT, Doppler radar indicated heavy rain due to
thunderstorms. This will cause urban and small stream
flooding. Between 0.5 and 1 inch of rain has fallen.
- Additional rainfall amounts of 0.5 to 1 inch are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
Western Arvada, western Westminster, Boulder, southwestern
Broomfield, Lafayette, Louisville, Superior, Rocky Flats,
Eldorado Springs and Marshall.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3994 10527 4004 10530 4004 10513 3994 10511
3993 10512 3995 10513 3994 10513 3994 10514
3991 10515 3991 10510 3980 10511 3982 10527
3990 10532
$$
Heavener
2 years, 5 months
FFWBOU
by EMWIN-Denver Regional
WGUS55 KBOU 142045
FFWBOU
COC069-142345-
/O.NEW.KBOU.FF.W.0079.230914T2045Z-230914T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Denver CO
245 PM MDT Thu Sep 14 2023
The National Weather Service in Denver has issued a
* Flash Flood Warning for...
Southeastern Larimer County in north central Colorado...
* Until 545 PM MDT.
* At 245 PM MDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.5 and 1 inch of rain has fallen. Flash flooding is ongoing or
expected to begin shortly.
Excessive rainfall over the burn scar may result in debris flows
moving through the Buckhorn Creek Drainage in and near the Cameron
Peak burn scar. Debris flows can consist of rock, mud, vegetation
and other loose materials.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Southeast portions of the Cameron Peak burn scar.
This includes the following additional locations...
Upper Buckhorn along County Road 44H and Crystal Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now. Act quickly to protect your life.
Heavy Rainfall will cause flash flooding of small creeks, streams,
and ditches in the affected part of the Cameron Peak burn area. Rock
slides or debris flows can also be expected across rural roads.
&&
LAT...LON 4060 10545 4055 10546 4053 10541 4053 10533
4057 10529 4059 10529 4062 10538 4061 10543
FLASH FLOOD...RADAR AND GAUGE INDICATED
$$
Rodriguez
2 years, 5 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 142037
SPSBOU
Special Weather Statement
National Weather Service Denver CO
237 PM MDT Thu Sep 14 2023
COZ050-051-142115-
Phillips County CO-Sedgwick County CO-
237 PM MDT Thu Sep 14 2023
...A strong thunderstorms will impact portions of northwestern
Phillips and western Sedgwick Counties through 315 PM MDT...
At 236 PM MDT, Doppler radar was tracking a cluster of strong
thunderstorms from I-76 southward to near Haxtun, moving slowly
eastward.
HAZARD...Penny size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to outdoor objects is possible.
Locations impacted include...
Holyoke, Haxtun, Paoli, Fairfield, Highland Center, and Marks Butte.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4052 10265 4086 10265 4097 10234 4056 10223
TIME...MOT...LOC 2036Z 249DEG 12KT 4071 10249
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...<30 MPH
$$
RODRIGUEZ
2 years, 5 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 050036
SPSBOU
Special Weather Statement
National Weather Service Denver CO
636 PM MDT Mon Sep 4 2023
COZ050-051-050100-
Phillips County CO-Sedgwick County CO-
636 PM MDT Mon Sep 4 2023
...Strong thunderstorms will impact portions of northeastern Phillips
and Sedgwick Counties through 700 PM MDT...
At 636 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 3 miles northwest of Barton to 4 miles east of
Paoli, or along a line extending from 6 miles north of Julesburg to 5
miles northwest of Holyoke. Movement was east at 20 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...
Holyoke, Julesburg, Ovid, Paoli, Amherst, and Sixteen-Mile Corner.
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 4059 10205 4059 10249 4100 10245 4100 10205
TIME...MOT...LOC 0036Z 254DEG 18KT 4107 10223 4062 10239
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
RPK
2 years, 6 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 050004
SPSBOU
Special Weather Statement
National Weather Service Denver CO
604 PM MDT Mon Sep 4 2023
COZ050-051-050030-
Phillips County CO-Sedgwick County CO-
604 PM MDT Mon Sep 4 2023
...Strong thunderstorms will impact portions of northwestern Phillips
and Sedgwick Counties through 630 PM MDT...
At 604 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Chappell to 3 miles northwest of Highland
Center, or along a line extending from 14 miles northwest of
Julesburg to 18 miles west of Holyoke. Movement was northeast at 25
mph.
HAZARD...Wind gusts of 50 to 55 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Julesburg, Haxtun, Ovid, Sedgwick, Paoli, Fairfield, and Marks Butte.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4054 10236 4054 10267 4070 10267 4071 10265
4090 10265 4100 10264 4100 10222
TIME...MOT...LOC 0004Z 224DEG 24KT 4107 10251 4055 10265
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...55 MPH
$$
RPK
2 years, 6 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 050001
SPSBOU
Special Weather Statement
National Weather Service Denver CO
601 PM MDT Mon Sep 4 2023
COZ038-042-050030-
Northeast Weld County CO-
Larimer County Below 6000 Feet/Northwest Weld County CO-
601 PM MDT Mon Sep 4 2023
...A strong thunderstorm will impact portions of north central Weld
County through 630 PM MDT...
At 601 PM MDT, Doppler radar was tracking a strong thunderstorm over
Hereford, or 27 miles southeast of Cheyenne, moving northeast at 20
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...
Hereford.
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 4088 10413 4088 10445 4100 10441 4100 10413
TIME...MOT...LOC 0001Z 240DEG 17KT 4097 10432
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
RPK
2 years, 6 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 042121
SPSBOU
Special Weather Statement
National Weather Service Denver CO
321 PM MDT Mon Sep 4 2023
COZ030-033-035-042200-
Jackson County Below 9000 Feet CO-
Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
South and East Jackson/Larimer/North and Northeast Grand/Northwest
Boulder Counties Above 9000 Feet CO-
321 PM MDT Mon Sep 4 2023
...Strong winds will impact portions of southeastern Jackson and
western Larimer Counties through 400 PM MDT...
At 320 PM MDT, Doppler radar was tracking showers producing wind
gusts to 55 mph along a line extending from 7 miles west of Tie
Siding to 6 miles southeast of Rand, or along a line extending from
18 miles south of Laramie to 76 miles northwest of Denver. Movement
was east at 25 mph.
HAZARD...Wind gusts of 50 to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Trail Ridge, Kinikinik, Chambers Lake, Rand, Cameron Pass, Four
Corners, Red Feather Lakes, Gould, Rustic, Cherokee Park, and
Glendevey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
If outdoors, consider seeking shelter inside a building.
Persons in campgrounds and near lakes should consider seeking sturdy
shelter until these storms pass.
&&
LAT...LON 4100 10537 4041 10575 4040 10621 4100 10591
TIME...MOT...LOC 2120Z 267DEG 20KT 4104 10565 4041 10608
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
RPK
2 years, 6 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 042045
SPSBOU
Special Weather Statement
National Weather Service Denver CO
245 PM MDT Mon Sep 4 2023
COZ030-032-033-035-042115-
Jackson County Below 9000 Feet CO-
Grand and Summit Counties Below 9000 Feet CO-
Larimer and Boulder Counties Between 6000 and 9000 Feet CO-
South and East Jackson/Larimer/North and Northeast Grand/Northwest
Boulder Counties Above 9000 Feet CO-
245 PM MDT Mon Sep 4 2023
...Strong gusty winds with showers will impact portions of eastern
Jackson, northwestern Larimer and northwestern Grand Counties
through 315 PM MDT...
At 243 PM MDT, Doppler radar was tracking a line of showers
producing wind gusts up to 55 mph along a line extending from 8
miles south of Hutton Lake to 13 miles north of Parshall, or along a
line extending from 20 miles southwest of Laramie to 70 miles east
of Craig. 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...
Walden, Kinikinik, Chambers Lake, Rand, Cameron Pass, Four Corners,
Gould, Glendevey, and Red Feather Lakes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle.
Persons in campgrounds or near lakes should consider seeking sturdy
shelter until these storms pass.
&&
LAT...LON 4099 10549 4020 10601 4019 10653 4023 10655
4100 10615
TIME...MOT...LOC 2043Z 259DEG 26KT 4105 10578 4025 10626
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
RPK
2 years, 6 months
SPSBOU
by EMWIN-Denver Regional
WWUS85 KBOU 040121
SPSBOU
Special Weather Statement
National Weather Service Denver CO
721 PM MDT Sun Sep 3 2023
COZ040-041-040145-
Elbert/Central and East Douglas Counties Above 6000 Feet CO-
North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County CO-
721 PM MDT Sun Sep 3 2023
...A strong thunderstorm will impact portions of northeastern Douglas
County through 745 PM MDT...
At 721 PM MDT, Doppler radar was tracking a strong thunderstorm over
southwestern Parker, or 19 miles southeast of Denver, moving
northeast at 25 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Southern Aurora, southeastern Centennial, northeastern Castle Rock,
Parker, Lone Tree, and The Pinery.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3940 10476 3953 10489 3962 10472 3949 10458
TIME...MOT...LOC 0121Z 232DEG 23KT 3947 10479
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
RPK
2 years, 6 months