Alert archive / Colorado / Special Weather Statements in 2023
Special Weather Statement, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this special weather statement at Aug 2, 2023, 9:32 PM MDT for Lincoln County, Colorado. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 2, 2023, 9:32 PM MDT (03:32 UTC)
- Expired
- Aug 2, 2023, 10:15 PM MDT
- In force
- 43 min
- Issued by
- NWS Denver/Boulder, CO
- Hail
- 0.25 in
- Wind
- 55
County Lincoln County, CO
The radar
The Pueblo radar (KPUX), 67 km from the middle of the area, began a volume at 03:33 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.5 hours before the alert went out and 362 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1555 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1582 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Denver/Boulder, CO wrote its last area forecast discussion before this special weather statement went out at Aug 2, 3:22 PM MDT, 6 hours 10 minutes earlier.
Area forecast discussion, Aug 2, 3:22 PM MDT, 6 hours 10 minutes before
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</html>Hazardous weather outlook, Aug 2, 6:10 PM MDT, 3 hours 22 minutes before
Outdoor Activities Forecast National Weather Service Denver/Boulder CO 610 PM MDT Wed Aug 2 2023 IT WILL REMAIN UNSETTLED THROUGH MUCH OF THE PERIOD WITH A CHANCE OF MAINLY AFTERNOON AND EVENING THUNDERSTORMS THROUGH THE PERIOD. AS A RESULT, TEMPERATURES ARE EXPECTED TO RUN ON THE COOLER SIDE, GENERALLY BELOW SEASONAL NORMALS. ...The forecast for the central Colorado mountains east of Vail Pass... .TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening, then a chance of showers and slight chance of thunderstorms after midnight. Lows in the mid 40s. Chance of rain 50 percent. .THURSDAY...Partly cloudy with a slight chance of thunderstorms in the morning, then mostly cloudy with a chance of thunderstorms in the afternoon. Highs in the upper 60s. West winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph in the evening, becoming light. Chance of precipitation 20 percent. .FRIDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs in the mid 60s. West winds 10 to 20 mph with gusts up to 30 mph. .FRIDAY NIGHT...Mostly clear with a 10 percent chance of thunderstorms. Lows in the mid 40s. ...Looking further ahead for the mountain areas... .SATURDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows in the lower 40s. .SUNDAY THROUGH MONDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs in the mid 60s. Lows in the lower 40s. .MONDAY NIGHT...Partly cloudy with a chance of rain showers and slight chance of thunderstorms. Lows in the lower 40s. Chance of rain 40 percent. .TUESDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs in the mid 60s. .TUESDAY NIGHT...Mostly clear with a 10 percent chance of thunderstorms. Lows in the lower 40s. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs in the upper 60s. The ultraviolet index for Denver on Thursday is a 11 which is in the extreme category. The forecast weather and high temperature for Thursday at a few cities around the country... Seattle...Sunny and 84. San Francisco...Mostly Cloudy and 63. Los Angeles...Sunny and 75. Salt Lake City...Thunderstorms and 86. Las Vegas...Sunny and 103. Chicago...Partly Cloudy and 87. Dallas...Very hot and 106. Boston...Sunny and 80. New York City...Partly Cloudy and 80. Washington DC...Partly Cloudy and 87. Atlanta...Thunderstorms and 87. Miami...Thunderstorms and 91.
In the hours before
Special weather statement, Aug 2, 4:11 PM MDT, 5 hours 21 minutes before
Special Weather Statement
National Weather Service Denver CO
411 PM MDT Wed Aug 2 2023
COZ050-051-022300-
Phillips County CO-Sedgwick County CO-
411 PM MDT Wed Aug 2 2023
...A strong thunderstorm will impact portions of Phillips and
Sedgwick Counties through 500 PM MDT...
At 411 PM MDT, Doppler radar was tracking a strong thunderstorm near
Fairfield, or 11 miles northwest of Holyoke, moving east at 25 mph.
HAZARD...Wind gusts up to 50 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...
Holyoke, Haxtun, Sedgwick, Paoli, Amherst, Highland Center,
Fairfield, Marks Butte and Sixteen-Mile Corner.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4044 10266 4075 10265 4098 10265 4093 10212
4045 10216
TIME...MOT...LOC 2211Z 249DEG 21KT 4067 10250
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
ENTREKINSpecial weather statement, Aug 2, 6:32 PM MDT, 3 hours before
Special Weather Statement
National Weather Service Denver CO
632 PM MDT Wed Aug 2 2023
COZ037-030115-
Central and Southeast Park County CO-
632 PM MDT Wed Aug 2 2023
...A strong thunderstorm will impact portions of southeastern Park
County through 715 PM MDT...
At 631 PM MDT, Doppler radar was tracking a strong thunderstorm 4
miles southwest of Guffey, or 29 miles northeast of Hayden Pass Burn
Scar, moving east at 20 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...
Guffey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3874 10566 3883 10533 3870 10533 3870 10566
TIME...MOT...LOC 0031Z 262DEG 18KT 3869 10556
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH
ENTREKINSpecial weather statement, Aug 2, 7:58 PM MDT, 1 hour 34 minutes before
Special Weather Statement
National Weather Service Denver CO
758 PM MDT Wed Aug 2 2023
COZ036-030245-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet CO-
758 PM MDT Wed Aug 2 2023
...A strong thunderstorm will impact portions of southwestern Douglas
and southeastern Jefferson Counties through 845 PM MDT...
At 758 PM MDT, Doppler radar was tracking a strong thunderstorm near
Sprucewood, or 30 miles south of Denver, moving northeast at 20 mph.
HAZARD...Winds in excess of 45 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...
Roxborough Park, Sprucewood, South Platte and Devil's Head.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3930 10527 3946 10511 3940 10495 3938 10495
3935 10497 3930 10497 3921 10516
TIME...MOT...LOC 0158Z 220DEG 18KT 3931 10512
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
ENTREKINSpecial weather statement, Aug 2, 9:32 PM MDT, 0 minutes before
Special Weather Statement
National Weather Service Denver CO
932 PM MDT Wed Aug 2 2023
COZ046-047-030415-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County CO-
Southeast Elbert County Below 6000 Feet/South Lincoln County CO-
932 PM MDT Wed Aug 2 2023
...Strong thunderstorms will impact portions of southeastern Elbert
and southeastern Lincoln Counties through 1015 PM MDT...
At 930 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 8 miles southeast of Matheson to 5 miles south
of Punkin Center to 10 miles south of Forder, or along a line
extending from 16 miles southwest of Limon to 73 miles west of
Cheyenne Wells to 37 miles north of North La Junta. Movement was east
at 25 mph.
HAZARD...Wind gusts of 50 to 55 mph and pea 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...
Hugo, Genoa, Boyero, Karval, Punkin Center, Kutch, Wild Horse Point
and Forder.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare for sudden gusty winds. Secure loose objects and move to a
safe shelter inside a building or vehicle. The strong winds will
arrive well ahead of the storms.
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3852 10379 3875 10379 3903 10393 3905 10390
3906 10393 3907 10391 3908 10393 3908 10391
3909 10392 3910 10389 3913 10389 3913 10397
3915 10389 3916 10388 3930 10341 3885 10319
3853 10321
TIME...MOT...LOC 0330Z 257DEG 22KT 3908 10387 3877 10372 3853 10373
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...55 MPH
BARJENBRUCHThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 6:32 PM MDT | Special Weather Statement | BOU | Teller | 43 min |
| Aug 2, 7:58 PM MDT | Special Weather Statement | BOU | Douglas | 47 min |
| Aug 2, 8:18 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Douglas, Elbert, Jefferson | 42 min |
| Aug 2, 8:34 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 41 min |
| Aug 2, 8:56 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Elbert, Weld | 28 min |
| Aug 2, 9:52 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 23 min |
| Aug 2, 10:03 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 27 min |
| Aug 2, 10:13 PM MDT | Special Weather Statement | BOU | Lincoln | 47 min |
| Aug 2, 10:14 PM MDT | Special Weather Statement | BOU | Broomfield | 46 min |
| Aug 2, 10:32 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 43 min |
| Aug 2, 10:55 PM MDT | Special Weather Statement | BOU | Lincoln | 50 min |
| Aug 2, 11:03 PM MDT | Areal Flood Advisory | BOU | Larimer | 21 min |
| Aug 2, 11:24 PM MDT | Flash Flood Warning | BOU | Larimer | 5 hr |
| Aug 2, 11:57 PM MDT | Special Weather Statement | BOU | Washington | 48 min |
| Aug 3, 3:01 PM MDT | Special Weather Statement | BOU | Larimer | 44 min |
| Aug 3, 3:20 PM MDT | Special Weather Statement | BOU | Denver | 40 min |
| Aug 3, 3:23 PM MDT | Special Weather Statement | BOU | Douglas | 52 min |
| Aug 3, 3:34 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 41 min |
| Aug 3, 3:36 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 39 min |
| Aug 3, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 46 min |
| Aug 3, 4:02 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 43 min |
| Aug 3, 4:24 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 51 min |
| Aug 3, 4:29 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Aug 3, 4:45 PM MDT | Special Weather Statement | BOU | Elbert | 45 min |
| Aug 3, 4:46 PM MDT | Special Weather Statement | BOU | Weld | 44 min |
| Aug 3, 4:54 PM MDT | Areal Flood Advisory | BOU | Larimer | 3 hr |
| Aug 3, 4:54 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 51 min |
| Aug 3, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 48 min |
| Aug 3, 5:00 PM MDT | Special Weather Statement | BOU | Weld | 45 min |
| Aug 3, 5:11 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 34 min |
| Aug 3, 5:17 PM MDT | Flash Flood Warning | BOU | Larimer | 104 min |
| Aug 3, 5:26 PM MDT | Special Weather Statement | BOU | Denver | 49 min |
| Aug 3, 5:40 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 50 min |
| Aug 3, 5:43 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 47 min |
| Aug 3, 5:48 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 42 min |
Nearby
Special Weather Statements in Colorado, 2023Every special weather statement in 2023
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.