Alert archive / Texas / High Wind Watches in 2020

High Wind Watch 21, NWS Midland/Odessa, TX

September 7, 2020Culberson County, Texas

NWS Midland/Odessa, TX issued this high wind watch at Sep 7, 2020, 4:07 AM CDT for Culberson County, Texas. It took effect at Sep 8, 2020, 7:00 PM CDT. It was in force for .

The area

The counties it named.

The facts

Issued
Sep 7, 2020, 4:07 AM CDT (09:07 UTC)
In effect from
Sep 8, 2020, 7:00 PM CDT
Expired
Sep 7, 2020, 2:45 PM CDT
In force
Issued by
NWS Midland/Odessa, TX

County Culberson County, TX

The radar

The El Paso radar (KEPZ), 212 km from the middle of the area, began a volume at 09:04 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

Santa Teresa, NM (KEPZ), launched 00:00Z, 9.1 hours before the alert went out and 212 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-pSkew-T log-p diagram, Santa Teresa, NM at 00:00Z on 2020-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Santa Teresa, NM at 00:00Z on 2020-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3376 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

294 
WWUS74 KMAF 070907
NPWMAF

URGENT - WEATHER MESSAGE
National Weather Service Midland/Odessa TX
407 AM CDT Mon Sep 7 2020

TXZ271-072300-
/O.NEW.KMAF.HW.A.0021.200909T0000Z-200910T0000Z/
Guadalupe and Delaware Mountains-
Including the cities of Guadalupe Mountains NP and Pine Springs
307 AM MDT Mon Sep 7 2020

...HIGH WIND WATCH IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY AFTERNOON...

* WHAT...Northeast winds 40 to 50 mph with gusts up to 70 mph 
  possible.

* WHERE...Guadalupe and Delaware Mountains in Texas.

* WHEN...From Tuesday evening through Wednesday afternoon.

* IMPACTS...Damaging winds could blow down power lines. 
  Widespread power outages are possible. Travel could be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/maf
1 follow-up statement
178 
WWUS74 KMAF 071945
NPWMAF

URGENT - WEATHER MESSAGE
National Weather Service Midland/Odessa TX
245 PM CDT Mon Sep 7 2020

TXZ271-082100-
/O.UPG.KMAF.HW.A.0021.200909T0000Z-200910T0000Z/
/O.NEW.KMAF.HW.W.0036.200909T0000Z-200910T1500Z/
Guadalupe and Delaware Mountains-
Including the cities of Guadalupe Mountains NP and Pine Springs
145 PM MDT Mon Sep 7 2020

...HIGH WIND WARNING IN EFFECT FROM 6 PM TUESDAY TO 9 AM MDT
THURSDAY FOR GAP WINDS THROUGH GUADALUPE PASS...

* WHAT...Northeast winds 40 to 50 mph expected.

* WHERE...Guadalupe Pass.

* WHEN...From 6 PM Tuesday to 9 AM MDT Thursday.

* IMPACTS...Travel will be difficult, especially for high profile
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/maf

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 7, 2:45 PM CDTHigh Wind WarningMAFCulberson62 hr

Nearby

High Wind Watches in Texas, 2020Every high wind watch in 2020

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.