Alert archive / Colorado / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 60, NWS Denver/Boulder, CO

May 31, 2024Lincoln County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at May 31, 2024, 12:15 AM MDT for Lincoln County, Colorado. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 31, 2024, 12:15 AM MDT (06:15 UTC)
Expired: May 31, 2024, 1:00 AM MDT
In force: 45 min
Issued by: NWS Denver/Boulder, CO
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

County Lincoln County, CO

The radar

The Pueblo radar (KPUX), 82 km from the middle of the area, began a volume at 06:17 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

Dodge City, (KDDC), launched 00:00Z, 6.3 hours before the alert went out and 343 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1833 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 1189 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at May 30, 11:45 PM MDT, 30 minutes earlier.

Area forecast discussion, May 30, 11:45 PM MDT, 30 minutes before

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Hazardous weather outlook, May 30, 10:42 AM MDT, 13 hours 33 minutes before

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1042 AM MDT Thu May 30 2024

COZ030>051-311645-
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-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
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-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
1042 AM MDT Thu May 30 2024

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

Scattered thunderstorms and showers will develop in and near the
foothills by late afternoon and spread across the plains this
evening. The storms will be most numerous on the plains along and
south of Interstate 70. While most of the storms will produce wind
gusts to 40 mph and small hail, a few severe thunderstorms are
possible on the plains with hail around an inch in diameter, wind
gusts up to 60 mph, and heavy rain. The main threat of severe
weather will be in areas east of a line from Fort Morgan to Colorado
Springs between 3 PM and 7 PM.

It is possible another round of storms could occur north of I-76
across the eastern plains overnight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

A few severe thunderstorms will be possible across the I-25
Corridor and plains late Friday afternoon and evening. Large hail
and damaging winds will be the primary threats.

On Saturday, the main threat of strong to severe storms should
shift farther east onto the plains, mainly along and east of a
line from Sterling to Fort Morgan and Limon.

Hot and mainly dry weather can then be expected for Sunday through
early next week. Highs are expected to be close to 90 across the
plains and I-25 Corridor each afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

In the hours before

Local storm report, May 30, 9:58 PM MDT, 2 hours 17 minutes before

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Local storm report, May 30, 10:24 PM MDT, 1 hour 51 minutes before

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Local storm report, May 30, 10:31 PM MDT, 1 hour 44 minutes before

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Local storm report, May 30, 10:53 PM MDT, 1 hour 22 minutes before

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Local storm report, May 30, 11:00 PM MDT, 1 hour 15 minutes before

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Local storm report, May 31, 12:07 AM MDT, 8 minutes before

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The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 6:31 PM MDT	Special Weather Statement	BOU	Lincoln	29 min
May 30, 8:37 PM MDT	Special Weather Statement	BOU	Broomfield	38 min
May 30, 8:47 PM MDT	Severe Thunderstorm Warning	BOU	Boulder, Broomfield	43 min
May 30, 8:57 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Weld	48 min
May 30, 9:07 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Morgan, Weld	53 min
May 30, 9:12 PM MDT	Severe Thunderstorm Warning	BOU	Weld	48 min
May 30, 9:25 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Boulder, Broomfield, Weld	50 min
May 30, 9:30 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Denver	45 min
May 30, 9:43 PM MDT	Severe Thunderstorm Warning Considerable damage threat	BOU	Adams, Arapahoe, Denver	47 min
May 30, 10:04 PM MDT	Severe Thunderstorm Warning	BOU	Adams	41 min
May 30, 10:12 PM MDT	Severe Thunderstorm Warning Destructive damage threat	BOU	Adams, Arapahoe, Denver	48 min
May 30, 10:15 PM MDT	Severe Thunderstorm Warning	BOU	Adams	45 min
May 30, 10:27 PM MDT	Severe Thunderstorm Warning	BOU	Lincoln, Washington	63 min
May 30, 10:35 PM MDT	Severe Thunderstorm Warning Considerable damage threat	BOU	Adams, Arapahoe, Denver	40 min
May 30, 10:47 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Arapahoe, Elbert	58 min
May 30, 10:57 PM MDT	Severe Thunderstorm Warning Considerable damage threat	BOU	Adams, Arapahoe, Elbert	48 min
May 30, 11:11 PM MDT	Severe Thunderstorm Warning Considerable damage threat	BOU	Arapahoe, Denver, Douglas	38 min
May 30, 11:32 PM MDT	Severe Thunderstorm Warning	BOU	Lincoln, Washington	58 min
May 31, 1:42 AM MDT	Special Weather Statement	BOU	Weld	48 min
May 31, 4:07 PM MDT	Special Weather Statement	BOU	Arapahoe	23 min
May 31, 4:27 PM MDT	Special Weather Statement	BOU	Arapahoe	33 min
May 31, 4:33 PM MDT	Severe Thunderstorm Warning	BOU	Arapahoe, Elbert	27 min
May 31, 5:00 PM MDT	Severe Thunderstorm Warning	BOU	Arapahoe	30 min
May 31, 5:21 PM MDT	Severe Thunderstorm Warning	BOU	Elbert	39 min
May 31, 5:48 PM MDT	Severe Thunderstorm Warning Considerable damage threat	BOU	Elbert, Lincoln	42 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2024 Every severe thunderstorm warning in 2024

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.