Alert archive / Colorado / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 206, NWS Denver/Boulder, CO

July 8, 2025Washington County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 8, 2025, 5:51 PM MDT for Washington County, Colorado. It was in force for 24 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
Jul 8, 2025, 5:51 PM MDT (23:51 UTC)
Expired
Jul 8, 2025, 6:15 PM MDT
In force
24 min
Issued by
NWS Denver/Boulder, CO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Washington County, CO

The radar

The Denver radar (KFTG), 117 km from the middle of the area, began a volume at 23:51 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.

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 Jul 8, 5:25 PM MDT, 26 minutes earlier.

Area forecast discussion, Jul 8, 5:25 PM MDT, 26 minutes before
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Hazardous weather outlook, Jul 8, 9:08 AM MDT, 8 hours 43 minutes before
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
908 AM MDT Tue Jul 8 2025

COZ030>051-091515-
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-
908 AM MDT Tue Jul 8 2025

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

.DAY ONE...Today and Tonight

Isolated, high-based showers will develop over the higher terrain
and move into the urban corridor early to mid-afternoon, with
potential for localized outflow gusts near 50 mph. As these move
east into the plains through the afternoon and early evening, a
few strong thunderstorms may develop with gusty winds and hail up
to 1" possible.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Very hot temperatures near 100 degrees across the plains are
expected on Wednesday with highs in the upper 90s possible on
Thursday.

Gusty showers will be possible most afternoons, with Friday and
Friday night carrying the greatest potential for more widespread
convection and locally heavy rain.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will be needed today or tonight to pass along
any severe hail or wind reports.

In the hours before

Local storm report, Jul 8, 3:04 PM MDT, 2 hours 47 minutes before
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Special weather statement, Jul 8, 3:28 PM MDT, 2 hours 23 minutes before
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Special weather statement, Jul 8, 3:55 PM MDT, 1 hour 56 minutes before
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Special weather statement, Jul 8, 5:03 PM MDT, 48 minutes before
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Local storm report, Jul 8, 5:10 PM MDT, 41 minutes before
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Special weather statement, Jul 8, 5:24 PM MDT, 27 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 9:52 PM MDTSevere Thunderstorm WarningBOUWeld23 min
Jul 7, 10:16 PM MDTSevere Thunderstorm WarningBOUMorgan, Weld44 min
Jul 7, 10:59 PM MDTSpecial Weather StatementBOUMorgan31 min
Jul 8, 12:34 PM MDTSpecial Weather StatementBOUDouglas26 min
Jul 8, 1:38 PM MDTFire Weather WatchBOUPark36 hr
Jul 8, 2:17 PM MDTSpecial Weather StatementBOUAdams28 min
Jul 8, 2:56 PM MDTSpecial Weather StatementBOUDenver49 min
Jul 8, 2:59 PM MDTSpecial Weather StatementBOUBroomfield31 min
Jul 8, 3:02 PM MDTSpecial Weather StatementBOULincoln28 min
Jul 8, 3:28 PM MDTSpecial Weather StatementBOUDenver47 min
Jul 8, 3:33 PM MDTSevere Thunderstorm WarningBOUAdams, Broomfield, Denver27 min
Jul 8, 3:55 PM MDTSpecial Weather StatementBOUWeld35 min
Jul 8, 5:03 PM MDTSpecial Weather StatementBOUMorgan27 min
Jul 8, 5:24 PM MDTSpecial Weather StatementBOULogan51 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2025Every severe thunderstorm warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.