Alert archive / Colorado / High Wind Warnings in 2018
High Wind Warning 4, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this high wind warning at Mar 6, 2018, 3:48 AM MST for Phillips County, Sedgwick County, Colorado. It took effect at Mar 6, 2018, 8:00 AM MST. It was in force for 7 hr. 4 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
- Mar 6, 2018, 3:48 AM MST (10:48 UTC)
- In effect from
- Mar 6, 2018, 8:00 AM MST
- Expired
- Mar 6, 2018, 3:00 PM MST
- In force
- 7 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Phillips County, CO, Sedgwick County, CO
The radar
The Goodland radar (KGLD), 162 km from the middle of the area, began a volume at 10:49 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 |
|---|---|---|---|
| Mar 6, 8:42 AM MST | NON-TSTM WND GST 63 | 8 S Holyoke, CO | MESONET STATION CO048, 8 S HOLYOKE. |
| Mar 6, 10:22 AM MST | NON-TSTM WND GST 60 | 1 Se Julesburg, CO | |
| Mar 6, 10:30 AM MST | NON-TSTM WND GST 55 | Holyoke Airport, CO | AWOS STATION HEQ, HOLYOKE AIRPORT. |
| Mar 6, 12:22 PM MST | NON-TSTM WND GST 70 | 8 S Holyoke, 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, 10.8 hours before the alert went out and 121 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
- 2956 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
050 WWUS75 KBOU 061048 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver/Boulder CO 348 AM MST Tue Mar 6 2018 COZ050-051-061900- /O.NEW.KBOU.HW.W.0004.180306T1500Z-180306T2200Z/ Sedgwick County-Phillips County- Including the cities of Julesburg, Ovid, Sedgwick, Amherst, Haxtun, and Holyoke 348 AM MST Tue Mar 6 2018 ...HIGH WIND WARNING IN EFFECT FROM 8 AM THIS MORNING TO 3 PM MST THIS AFTERNOON... The National Weather Service in Denver has issued a High Wind Warning, which is in effect from 8 AM this morning to 3 PM MST this afternoon. * TIMING...From mid morning through mid afternoon. * WINDS...North to northwest winds 30 to 40 mph with gusts to 60 mph expected. * IMPACTS...Dangerous travel for lightweight and high profile vehicles, including semi trailers and camping trailers. Strong crosswinds will result in an elevated risk for blow overs of these types of vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Strong winds may lead to property damage. Hazardous driving conditions due to powerful cross winds will pose a serious risk for drivers, especially for light weight and high profile vehicles. Loose outdoor items should be brought inside or secured properly. && $$
2 follow-up statements
279 WWUS75 KBOU 061624 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver/Boulder CO 924 AM MST Tue Mar 6 2018 COZ050-051-062200- /O.CON.KBOU.HW.W.0004.000000T0000Z-180306T2200Z/ Sedgwick County-Phillips County- Including the cities of Julesburg, Ovid, Sedgwick, Amherst, Haxtun, and Holyoke 924 AM MST Tue Mar 6 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MST THIS AFTERNOON... * TIMING...From mid morning through mid afternoon. * WINDS...North to northwest winds 30 to 40 mph with gusts to 60 mph expected. * IMPACTS...Dangerous travel for lightweight and high profile vehicles, including semi trailers and camping trailers. Strong crosswinds will result in an elevated risk for blow overs of these types of vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Strong winds may lead to property damage. Hazardous driving conditions due to powerful cross winds will pose a serious risk for drivers, especially for light weight and high profile vehicles. Loose outdoor items should be brought inside or secured properly. && $$
260 WWUS75 KBOU 062145 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver/Boulder CO 245 PM MST Tue Mar 6 2018 COZ050-051-062245- /O.EXP.KBOU.HW.W.0004.000000T0000Z-180306T2200Z/ Sedgwick County-Phillips County- Including the cities of Julesburg, Ovid, Sedgwick, Amherst, Haxtun, and Holyoke 245 PM MST Tue Mar 6 2018 ...HIGH WIND WARNING WILL EXPIRE AT 3 PM MST THIS AFTERNOON... Winds are starting to decrease and will continue to do so through the evening. Earlier today peak winds reached 63 mph 8 miles south of Holyoke and 55 mph at Holyoke Airport. $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 3:18 AM MST | Red Flag Warning | BOU | Elbert, Lincoln | 15 hr |
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.