Alert archive / Colorado / High Wind Warnings in 2018
High Wind Warning 1, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this high wind warning at Jan 30, 2018, 7:05 PM MST for 9 counties in Colorado. It was in force for 8 hr. 15 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jan 30, 2018, 7:05 PM MST (02:05 UTC)
- Expired
- Jan 31, 2018, 3:00 AM MST
- In force
- 8 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Clear Creek County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Summit County, CO
The radar
The Denver radar (KFTG), 102 km from the middle of the area, began a volume at 02:07 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 30, 8:21 PM MST | NON-TSTM WND GST 73 | 1 Nw Glen Haven, CO | MESONET STATION E4490, 1 NW GLEN HAVEN. |
| Jan 30, 8:35 PM MST | NON-TSTM WND GST 69 | 3 Ese Eldorado Springs, CO | NATIONAL WIND TECHNOLOGY CENTER |
| Jan 30, 8:35 PM MST | NON-TSTM WND DMG | 1 W Boulder, CO | LARGE TREE DOWN AT THE BASE OF BOULDER CANYON |
| Jan 30, 8:40 PM MST | NON-TSTM WND GST 80 | 2 Sw Rocky Flats, CO | MESONET STATION CO109, 2 SW ROCKY FLATS. |
| Jan 30, 8:45 PM MST | NON-TSTM WND GST 80 | 3 Ssw Boulder, CO | NCAR MESA LAB |
| Jan 30, 8:50 PM MST | NON-TSTM WND GST 81 | 2 Sw Rocky Flats, CO | |
| Jan 30, 8:54 PM MST | NON-TSTM WND GST 97 | 2 Sse Gold Hill, CO | MESONET STATION E4131, 2 SSE GOLD HILL. |
| Jan 30, 9:03 PM MST | NON-TSTM WND GST 69 | 2 Ssw Crescent Village, CO | MESONET STATION D9321, 2 SSW CRESCENT VILLAGE. |
| Jan 30, 9:15 PM MST | TSTM WND GST 75 | 4 Ene Nederland, CO | SMALL TREE LIMBS OF 2 INCH IN DIAMTER DOWN. |
| Jan 30, 9:15 PM MST | NON-TSTM WND GST 75 | 4 Ene Nederland, CO | SMALL TREE LIMBS OF 2 INCH DIAMTER DOWN. |
| Jan 30, 9:15 PM MST | NON-TSTM WND GST 75 | 4 Ene Nederland, CO | SMALL TREE LIMBS OF 2 INCH IN DIAMTER DOWN. |
| Jan 30, 9:18 PM MST | NON-TSTM WND GST 66 | 3 Ene Nederland, CO | |
| Jan 30, 10:19 PM MST | NON-TSTM WND GST 73 | 3 E Gold Hill, CO | |
| Jan 30, 10:42 PM MST | NON-TSTM WND GST 71 | 4 Wsw Eldorado Springs, CO | |
| Jan 30, 10:50 PM MST | NON-TSTM WND GST 70 | 1 Nne Aspen Springs, CO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDEN), launched 00:00Z, 2.1 hours before the alert went out and 213 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3904 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 253 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
936 WWUS75 KBOU 310205 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver/Boulder CO 705 PM MST Tue Jan 30 2018 COZ033-034-311015- /O.NEW.KBOU.HW.W.0001.180131T0205Z-180131T1700Z/ 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- Including the cities of Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, Willow Creek Pass, Berthoud Pass, Breckenridge, East Slopes Mosquito Range, East Slopes Southern Gore Range, Eisenhower Tunnel, Indian Peaks, Kenosha Mountains, Mount Evans, Williams Fork Mountains, and Winter Park 705 PM MST Tue Jan 30 2018 ...HIGH WIND WARNING IN EFFECT UNTIL 10 AM MST WEDNESDAY... The National Weather Service in Denver has issued a High Wind Warning, which is in effect until 10 AM MST Wednesday. * TIMING...Now through 10am Wednesday morning. * WINDS...West winds of 40 to 60 mph with gusts to 75 mph will be possible through the mountains. On the ridges above 12000 feet, winds are gusting to 100 mph. * IMPACTS...Travel will be hazardous over high mountain passes and along parts of the Peak To Peak Highway due to powerful crosswinds. Drivers of high profile vehicles should avoid traveling I-70 west of Denver and Highway 40 over Berthoud Pass until winds subside Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
1 follow-up statement
852 WWUS75 KBOU 311000 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver/Boulder CO 300 AM MST Wed Jan 31 2018 COZ033-034-311100- /O.CAN.KBOU.HW.W.0001.000000T0000Z-180131T1700Z/ South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet- Including the cities of Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, Willow Creek Pass, Berthoud Pass, Breckenridge, East Slopes Mosquito Range, East Slopes Southern Gore Range, Eisenhower Tunnel, Indian Peaks, Kenosha Mountains, Mount Evans, Williams Fork Mountains, and Winter Park 300 AM MST Wed Jan 31 2018 ...HIGH WIND WARNING IS CANCELLED... The National Weather Service in Denver has cancelled the High Wind Warning. Last evenings strong gusts over the higher terrain and upper foothills have subsided, and are not expected to go above criteria of 75 mph again. However, gust speeds will still be in the 55 to 70 mph range through this afternoon, before decreasing. These gusts may create areas of blowing snow this afternoon as snow will move into the area. $$
Nearby
High Wind Warnings in Colorado, 2018Every high wind warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.