Alert archive / New Mexico / Flash Flood Warnings in 2021

Flash Flood Warning 63, NWS Albuquerque, NM

July 31, 2021San Miguel County, New Mexico

NWS Albuquerque, NM issued this flash flood warning at Jul 31, 2021, 3:42 PM MDT for San Miguel 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: Jul 31, 2021, 3:42 PM MDT (21:42 UTC)
Expired: Jul 31, 2021, 6:45 PM MDT
In force: 3 hr
Issued by: NWS Albuquerque, NM
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

County San Miguel County, NM

The radar

The Albuquerque radar (KABX), 145 km from the middle of the area, began a volume at 21:43 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

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 9.7 hours before the alert went out and 132 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: 41 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 2215 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: -26 m²/s²
0-3 km storm-relative helicity: 45 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

906 
WGUS55 KABQ 312142
FFWABQ
NMC047-010045-
/O.NEW.KABQ.FF.W.0063.210731T2142Z-210801T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Albuquerque NM
342 PM MDT Sat Jul 31 2021

The National Weather Service in Albuquerque has issued a

* Flash Flood Warning for...
  West Central San Miguel County in northeastern New Mexico...

* Until 645 PM MDT.

* At 342 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2.5 inches of 
  rain have fallen. Additional rainfall amounts of 0.75 to 1.75 
  inches are possible in the warned area. Flash flooding is ongoing 
  or expected to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  El Porvenir Campground, El Porvenir Christian Camp, Beaver Creek, 
  Montezuma, Gallinas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Do not camp along streams and rivers. Remain alert when hiking in 
steep, narrow canyons. Know where you are relative to low spots and 
drainages.

&&

LAT...LON 3575 10542 3567 10532 3565 10525 3560 10523
      3564 10528 3566 10539 3565 10543 3567 10545

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

33

2 follow-up statements

621 
WGUS75 KABQ 312313
FFSABQ

Flash Flood Statement
National Weather Service Albuquerque NM
513 PM MDT Sat Jul 31 2021

NMC047-010045-
/O.CON.KABQ.FF.W.0063.000000T0000Z-210801T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Miguel NM-
513 PM MDT Sat Jul 31 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM MDT THIS 
EVENING FOR WEST CENTRAL SAN MIGUEL COUNTY...

At 513 PM MDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 1.25 and 2.5 inches of rain 
have fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Radar.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
El Porvenir Campground, El Porvenir Christian Camp, Beaver Creek, 
Montezuma, Gallinas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Do not camp along streams and rivers. Remain alert when hiking in 
steep, narrow canyons. Know where you are relative to low spots and 
drainages.

&&

LAT...LON 3575 10542 3567 10532 3565 10525 3560 10523
      3564 10528 3566 10539 3565 10543 3567 10545

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

33

133 
WGUS75 KABQ 010039
FFSABQ

Flash Flood Statement
National Weather Service Albuquerque NM
639 PM MDT Sat Jul 31 2021

NMC047-010049-
/O.EXP.KABQ.FF.W.0063.000000T0000Z-210801T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Miguel NM-
639 PM MDT Sat Jul 31 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 645 PM MDT THIS EVENING FOR 
WEST CENTRAL SAN MIGUEL COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed any remaining road closures.

A Flash Flood Watch remains in effect until 600 AM MDT Sunday for 
portions of north central and northeast New Mexico.

LAT...LON 3575 10542 3567 10532 3565 10525 3560 10523
      3564 10528 3566 10539 3565 10543 3567 10545

$$

33

The office that day

Everything else NWS Albuquerque, NM issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 30, 7:44 PM MDT	Flash Flood Watch	ABQ	Colfax, Harding, Mora, Rio Arriba, San Miguel, Santa Fe and 2 more	30 hr
Jul 31, 12:24 PM MDT	Areal Flood Advisory	ABQ	Rio Arriba, Sandoval	3 hr
Jul 31, 12:53 PM MDT	Flash Flood Warning Considerable damage threat	ABQ	Mora	3 hr
Jul 31, 1:03 PM MDT	Areal Flood Advisory	ABQ	Taos	117 min
Jul 31, 1:13 PM MDT	Areal Flood Advisory	ABQ	Harding, Union	3 hr
Jul 31, 1:37 PM MDT	Special Weather Statement	ABQ	Harding	23 min
Jul 31, 2:02 PM MDT	Areal Flood Advisory	ABQ	Santa Fe	118 min
Jul 31, 2:12 PM MDT	Areal Flood Advisory	ABQ	Lincoln	3 hr
Jul 31, 2:24 PM MDT	Special Weather Statement	ABQ	Mora	36 min
Jul 31, 3:13 PM MDT	Flash Flood Warning Considerable damage threat	ABQ	Sandoval, Santa Fe	3 hr
Jul 31, 3:24 PM MDT	Areal Flood Advisory	ABQ	Harding	3 hr
Jul 31, 3:26 PM MDT	Areal Flood Advisory	ABQ	Harding, San Miguel	3 hr
Jul 31, 3:32 PM MDT	Areal Flood Advisory	ABQ	Colfax	3 hr
Jul 31, 4:04 PM MDT	Flash Flood Warning Considerable damage threat	ABQ	Harding	3 hr
Jul 31, 4:26 PM MDT	Areal Flood Advisory	ABQ	San Miguel	3 hr
Jul 31, 5:37 PM MDT	Special Weather Statement	ABQ	Torrance	23 min
Jul 31, 5:48 PM MDT	Areal Flood Advisory	ABQ	Guadalupe	3 hr
Jul 31, 5:58 PM MDT	Areal Flood Advisory	ABQ	Colfax	3 hr

Nearby

Flash Flood Warnings in New Mexico, 2021 Every 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.