Alert archive / New Mexico / Flash Flood Warnings in 2021
Flash Flood Warning 82, NWS El Paso, TX
NWS El Paso, TX issued this flash flood warning at Aug 27, 2021, 5:39 PM MDT for Sierra County, New Mexico. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 27, 2021, 5:39 PM MDT (23:39 UTC)
- Expired
- Aug 27, 2021, 8:45 PM MDT
- In force
- 3 hr
- Issued by
- NWS El Paso, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Sierra County, NM
The radar
The Holloman AFB radar (KHDX), 87 km from the middle of the area, began a volume at 23:40 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 12:00Z, 11.7 hours before the alert went out and 126 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
- 304 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 1780 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
700
WGUS54 KEPZ 272339
FFWEPZ
NMC051-280245-
/O.NEW.KEPZ.FF.W.0082.210827T2339Z-210828T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
539 PM MDT Fri Aug 27 2021
The National Weather Service in El Paso Tx/Santa Teresa has issued a
* Flash Flood Warning for...
Central Sierra County in south central New Mexico...
* Until 845 PM MDT.
* At 539 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to 3 inches of rain have
fallen. Additional rainfall amounts up to 1 inch are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Upham, Cutter and Spaceport America.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
In hilly terrain there are numerous of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.
&&
LAT...LON 3311 10717 3311 10696 3289 10694 3284 10694
3282 10695 3292 10704 3295 10716
FLASH FLOOD...RADAR INDICATED
$$
AB1 follow-up statement
342
WGUS74 KEPZ 280243
FFSEPZ
Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
843 PM MDT Fri Aug 27 2021
NMC051-280253-
/O.EXP.KEPZ.FF.W.0082.000000T0000Z-210828T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Sierra NM-
843 PM MDT Fri Aug 27 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 845 PM MDT THIS EVENING FOR
CENTRAL SIERRA COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3311 10717 3311 10696 3289 10694 3284 10694
3282 10695 3292 10704 3295 10716
$$
ABThe office that day
Everything else NWS El Paso, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 1:08 PM MDT | Special Weather Statement | EPZ | Grant | 37 min |
| Aug 27, 1:18 PM MDT | Areal Flood Advisory | EPZ | Otero | 117 min |
| Aug 27, 1:39 PM MDT | Areal Flood Advisory | EPZ | Grant | 3 hr |
| Aug 27, 1:42 PM MDT | Severe Thunderstorm Warning | EPZ | Grant | 33 min |
| Aug 27, 1:54 PM MDT | Areal Flood Advisory | EPZ | Otero | 2 hr |
| Aug 27, 2:12 PM MDT | Special Weather Statement | EPZ | 33 min | |
| Aug 27, 2:19 PM MDT | Flash Flood Warning | EPZ | Grant | 3 hr |
| Aug 27, 2:43 PM MDT | Special Weather Statement | EPZ | 32 min | |
| Aug 27, 2:52 PM MDT | Areal Flood Advisory | EPZ | Grant, Sierra | 113 min |
| Aug 27, 3:25 PM MDT | Special Weather Statement | EPZ | 35 min | |
| Aug 27, 3:44 PM MDT | Special Weather Statement | EPZ | Otero | 31 min |
| Aug 27, 4:11 PM MDT | Special Weather Statement | EPZ | 34 min | |
| Aug 27, 4:34 PM MDT | Special Weather Statement | EPZ | Sierra | 26 min |
| Aug 27, 5:08 PM MDT | Areal Flood Advisory | EPZ | Sierra | 31 min |
| Aug 27, 5:22 PM MDT | Special Weather Statement | EPZ | Sierra | 23 min |
| Aug 27, 5:50 PM MDT | Special Weather Statement | EPZ | Doña Ana | 25 min |
Nearby
Flash Flood Warnings in New Mexico, 2021Every flash flood warning in 2021
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.