Special Weather Statement
NWS Denver CO ยท US
Details
A Line Of Strong Thunderstorms Will Impact Southwestern Denver... West Central Adams...Southwestern Broomfield...Southwestern Arapahoe...Northeastern Jefferson...Northwestern Douglas And Boulder Counties Until 415 PM MDT
- Event
- Special Weather Statement
- Issued
- Onset
- Message expires
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Moderate
- Certainty
- Observed
- Response
- Execute
Description
Overview
At 336 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from near Rocky Flats to near Tiny Town, or extending from 20 miles northwest of Denver to 19 miles southwest of Denver, moving east at 15 mph.
Hazard
Wind gusts up to 40 mph and half inch size hail.
Source
Radar indicated.
Impacts
Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Western Denver, Lakewood, southwestern Thornton, Arvada, Westminster, southwestern Broomfield, northwestern Highlands Ranch, Littleton, Northglenn, Englewood, Wheat Ridge, Golden, Federal Heights, Sheridan, Morrison, Red Rocks Park, Idledale, Indian Hills and Tiny Town.
Instructions
Monitor the weather situation closely and be alert for threatening weather conditions. Heavy rain is occurring with these storms and may lead to flooding. Do not drive your vehicle through flooded roadways.
Affected areas
- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet
- 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
Public contact
- Issuer
- NWS Denver CO
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m6s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M3D809CWFM7VQV53SBGAS5FB
- Identifier
- urn:oid:2.49.0.1.840.0.17d2805fd17238eee5e76607e7dd8a269b5bed8f.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Denver CO
- AWIPS ID
- CAPBOU
- NWWS sequence
- nwws_processor.5792
- WMO heading
- XOUS55
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 55
Event codes
| Name | Value |
|---|---|
| SAME | SPS |
| NationalWeatherService | SPS |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | SPSBOU |
| WMOidentifier | WWUS85 KBOU 252136 |
| NWSheadline | A LINE OF STRONG THUNDERSTORMS WILL IMPACT SOUTHWESTERN DENVER... WEST CENTRAL ADAMS...SOUTHWESTERN BROOMFIELD...SOUTHWESTERN ARAPAHOE...NORTHEASTERN JEFFERSON...NORTHWESTERN DOUGLAS AND BOULDER COUNTIES UNTIL 415 PM MDT |
| eventMotionDescription | 2026-09-25T21:36:00-00:00...storm...273DEG...11KT...39.92,-105.22 39.75,-105.23 39.58,-105.25 |
| maxWindGust | 40 MPH |
| maxHailSize | 0.50 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet
- 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
| Name | Value |
|---|---|
| SAME | 008019 |
| SAME | 008035 |
| SAME | 008047 |
| SAME | 008059 |
| SAME | 008093 |
| SAME | 008013 |
| SAME | 008014 |
| SAME | 008001 |
| SAME | 008005 |
| SAME | 008031 |
| UGC | COZ036 |
| UGC | COZ039 |
| UGC | COZ040 |
- Polygons
- 39.53,-105.3 39.74,-105.3 39.91,-105.29 39.92,-104.97 39.72,-104.99 39.53,-105.0 39.53,-105.3