Alert archive / New Mexico / Flash Flood Watches in 2017

Flash Flood Watch 1, NWS El Paso, TX

July 22, 20175 counties in New Mexico

NWS El Paso, TX issued this flash flood watch at Jul 22, 2017, 4:35 AM MDT for 5 counties in New Mexico. It took effect at Jul 22, 2017, 11:00 AM MDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued: Jul 22, 2017, 4:35 AM MDT (10:35 UTC)
In effect from: Jul 22, 2017, 11:00 AM MDT
Expired: Jul 23, 2017, 4:56 AM MDT
In force: 18 hr
Issued by: NWS El Paso, TX
Flood severity: None

Counties Grant County, NM, Hidalgo County, NM, Luna County, NM, Otero County, NM, Sierra County, NM

The radar

The El Paso radar (KEPZ), 108 km from the middle of the area, began a volume at 10:35 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

Tuscon, AZ (KDMA), launched 00:00Z, 10.6 hours before the alert went out and 316 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 275 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 2218 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: 14 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS El Paso, TX wrote its last area forecast discussion before this flash flood watch went out at Jul 22, 4:12 AM MDT, 23 minutes earlier.

Area forecast discussion, Jul 22, 4:12 AM MDT, 23 minutes before

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Hazardous weather outlook, Jul 21, 11:55 AM MDT, 16 hours 40 minutes before

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The office that day

Everything else NWS El Paso, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 21, 6:50 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 22, 12:39 PM MDT	Areal Flood Advisory	EPZ	Grant, Luna, Sierra	3 hr
Jul 22, 1:48 PM MDT	Areal Flood Advisory	EPZ	Luna	57 min
Jul 22, 4:30 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 22, 4:37 PM MDT	Severe Thunderstorm Warning	EPZ	Doña Ana	38 min
Jul 22, 5:26 PM MDT	Areal Flood Advisory	EPZ	Doña Ana	3 hr
Jul 22, 5:30 PM MDT	Special Weather Statement	EPZ	Hidalgo	45 min
Jul 22, 12:27 PM MDT	Areal Flood Advisory	EPZ	Hudspeth	3 hr
Jul 22, 1:13 PM MDT	Flash Flood Warning	EPZ	Hudspeth	3 hr
Jul 22, 2:10 PM MDT	Areal Flood Advisory	EPZ	Hudspeth	3 hr
Jul 22, 4:10 PM MDT	Areal Flood Advisory	EPZ	El Paso, Hudspeth	3 hr

Nearby

Flash Flood Watches in New Mexico, 2017 Every flash flood watch in 2017

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.