Alert archive / Colorado / Wind Advisories in 2021

Wind Advisory 5, NWS Grand Junction, CO

April 18, 20218 counties in Colorado; Grand County, Uintah County, Utah

NWS Grand Junction, CO issued this wind advisory at Apr 18, 2021, 3:39 AM MDT for 8 counties in Colorado; Grand County, Uintah County, Utah. It took effect at Apr 19, 2021, 12:00 PM MDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Apr 18, 2021, 3:39 AM MDT (09:39 UTC)
In effect from
Apr 19, 2021, 12:00 PM MDT
Expired
Apr 19, 2021, 9:00 PM MDT
In force
9 hr
Issued by
NWS Grand Junction, CO

Counties Delta County, CO, Garfield County, CO, Gunnison County, CO, Mesa County, CO, Moffat County, CO, Montrose County, CO, Rio Blanco County, CO, Routt County, CO, Grand County, UT, Uintah County, UT

The radar

The Grand Junction radar (KGJX), 46 km from the middle of the area, began a volume at 09:42 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

Grand Junction, CO (KGJT), launched 00:00Z, 9.7 hours before the alert went out and 46 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, Grand Junction, CO at 00:00Z on 2021-04-18Temperature 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Grand Junction, CO at 00:00Z on 2021-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
2927 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

127 
WWUS75 KGJT 180939
NPWGJT

URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
339 AM MDT Sun Apr 18 2021

COZ006-182300-
/O.NEW.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
/O.CON.KGJT.FZ.W.0004.000000T0000Z-210418T1400Z/
Grand Valley-
Including the cities of Grand Junction, Fruita, and Palisade
339 AM MDT Sun Apr 18 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MDT THIS MORNING...
...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT MONDAY...

* WHAT...For the Freeze Warning this morning, sub-freezing
  temperatures as low as 29. For the Wind Advisory on Monday, 
  west winds 20 to 30 mph with gusts up to 45 mph expected.

* WHERE...Grand Valley.

* WHEN...For the Freeze Warning, until 8 AM MDT this morning. 
  For the Wind Advisory, from noon to 9 PM MDT Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down. Frost and freeze conditions 
  will kill crops, other sensitive vegetation and possibly 
  damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ011-181400-
/O.CON.KGJT.FZ.W.0004.000000T0000Z-210418T1400Z/
Central Gunnison and Uncompahgre River Basin-
Including the cities of Montrose, Hotchkiss, and Delta
339 AM MDT Sun Apr 18 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MDT THIS MORNING...

* WHAT...Sub-freezing temperatures as low as 27.

* WHERE...Central Gunnison and Uncompahgre River Basin.

* WHEN...Until 8 AM MDT this morning.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ001-002-UTZ024-027-182300-
/O.NEW.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Lower Yampa River Basin-Central Yampa River Basin-
Eastern Uinta Basin-Arches/Grand Flat-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
Vernal, Ballard, Moab, and Castle Valley
339 AM MDT Sun Apr 18 2021

...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT MONDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...In Utah, Eastern Uinta Basin and Arches/Grand Flat. In 
  Colorado, Lower Yampa River Basin and Central Yampa River 
  Basin.

* WHEN...From noon to 9 PM MDT Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/gjt
5 follow-up statements
072 
WWUS75 KGJT 181355
NPWGJT

URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
755 AM MDT Sun Apr 18 2021

COZ006-190600-
/O.EXP.KGJT.FZ.W.0004.000000T0000Z-210418T1400Z/
/O.CON.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Grand Valley-
Including the cities of Grand Junction, Fruita, and Palisade
755 AM MDT Sun Apr 18 2021

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY...
...FREEZE WARNING WILL EXPIRE AT 8 AM MDT THIS MORNING...

* WHAT...West winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Grand Valley.

* WHEN...From noon to 9 PM MDT Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

COZ011-181500-
/O.EXP.KGJT.FZ.W.0004.000000T0000Z-210418T1400Z/
Central Gunnison and Uncompahgre River Basin-
Including the cities of Montrose, Hotchkiss, and Delta
755 AM MDT Sun Apr 18 2021

...FREEZE WARNING WILL EXPIRE AT 8 AM MDT THIS MORNING...

Temperatures have warmed to above freezing across the majority of
the area. Therefore, the freeze warning will be allowed to expire
at 8 AM MDT.

$$

COZ001-002-UTZ024-027-190600-
/O.CON.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Lower Yampa River Basin-Central Yampa River Basin-
Eastern Uinta Basin-Arches/Grand Flat-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
Vernal, Ballard, Moab, and Castle Valley
755 AM MDT Sun Apr 18 2021

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...In Utah, Eastern Uinta Basin and Arches/Grand Flat. In 
  Colorado, Lower Yampa River Basin and Central Yampa River 
  Basin.

* WHEN...From noon to 9 PM MDT Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/gjt
699 
WWUS75 KGJT 190443
NPWGJT

URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
1043 PM MDT Sun Apr 18 2021

COZ001-002-006-UTZ024-027-191300-
/O.CON.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Lower Yampa River Basin-Central Yampa River Basin-Grand Valley-
Eastern Uinta Basin-Arches/Grand Flat-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
Grand Junction, Fruita, Palisade, Vernal, Ballard, Moab, 
and Castle Valley
1043 PM MDT Sun Apr 18 2021

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TO 9 PM MDT MONDAY...

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected.

* WHERE...In Utah, Eastern Uinta Basin and Arches/Grand Flat. In 
  Colorado, Grand Valley, Central Yampa River Basin and Lower 
  Yampa River Basin.

* WHEN...From noon to 9 PM MDT Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/gjt
920 
WWUS75 KGJT 190906
NPWGJT

URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
306 AM MDT Mon Apr 19 2021

COZ011-192300-
/O.NEW.KGJT.FZ.A.0005.210420T0600Z-210420T1500Z/
/O.EXA.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Central Gunnison and Uncompahgre River Basin-
Including the cities of Montrose, Hotchkiss, and Delta
306 AM MDT Mon Apr 19 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...
...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

* WHAT...For the Wind Advisory, west winds 20 to 30 mph with 
  gusts up to 45 mph expected. For the Freeze Watch, sub-
  freezing temperatures as low as 26 possible.

* WHERE...Central Gunnison and Uncompahgre River Basin.

* WHEN...For the Wind Advisory, from noon today to 9 PM MDT this 
  evening. For the Freeze Watch, from late tonight through 
  Tuesday morning.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down. Frost and freeze conditions 
  could kill crops, other sensitive vegetation and possibly 
  damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ007-192300-
/O.EXA.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Debeque to Silt Corridor-
Including the cities of De Beque, New Castle, Mesa, Parachute, 
Rifle, and Silt
306 AM MDT Mon Apr 19 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...

* WHAT...West winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Debeque to Silt Corridor.

* WHEN...From noon today to 9 PM MDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

COZ006-UTZ027-192300-
/O.NEW.KGJT.FZ.A.0005.210420T0600Z-210420T1500Z/
/O.CON.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Grand Valley-Arches/Grand Flat-
Including the cities of Grand Junction, Fruita, Palisade, Moab, 
and Castle Valley
306 AM MDT Mon Apr 19 2021

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING...
...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

* WHAT...For the Wind Advisory, west winds 25 to 35 mph with 
  gusts up to 45 mph expected. For the Freeze Watch, sub-
  freezing temperatures as low as 28 possible.

* WHERE...In Utah, Arches/Grand Flat. In Colorado, Grand Valley.

* WHEN...For the Wind Advisory, from noon today to 9 PM MDT this 
  evening. For the Freeze Watch, from late tonight through 
  Tuesday morning.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down. Frost and freeze conditions 
  could kill crops, other sensitive vegetation and possibly 
  damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ001-002-UTZ024-192300-
/O.CON.KGJT.WI.Y.0005.210419T1800Z-210420T0300Z/
Lower Yampa River Basin-Central Yampa River Basin-
Eastern Uinta Basin-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
Vernal, and Ballard
306 AM MDT Mon Apr 19 2021

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...In Utah, Eastern Uinta Basin. In Colorado, Lower Yampa 
  River Basin and Central Yampa River Basin.

* WHEN...From noon today to 9 PM MDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

COZ020-192300-
/O.NEW.KGJT.FZ.A.0005.210420T0600Z-210420T1500Z/
Paradox Valley/Lower Dolores River-
Including the cities of Gateway and Nucla
306 AM MDT Mon Apr 19 2021

...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

* WHAT...Sub-freezing temperatures as low as 27 possible.

* WHERE...Paradox Valley/Lower Dolores River.

* WHEN...From late tonight through Tuesday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/gjt
417 
WWUS75 KGJT 192024
NPWGJT

URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
224 PM MDT Mon Apr 19 2021

UTZ027-200300-
/O.CAN.KGJT.FZ.A.0005.210420T0600Z-210420T1500Z/
/O.CON.KGJT.WI.Y.0005.000000T0000Z-210420T0300Z/
Arches/Grand Flat-
Including the cities of Moab and Castle Valley
224 PM MDT Mon Apr 19 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...
...FREEZE WATCH IS CANCELLED...

* WHAT...West winds 25 to 35 mph with gusts up to 45 mph expected.

* WHERE...Arches/Grand Flat.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

COZ006-011-200300-
/O.UPG.KGJT.FZ.A.0005.210420T0600Z-210420T1500Z/
/O.NEW.KGJT.FZ.W.0005.210420T0600Z-210420T1500Z/
/O.CON.KGJT.WI.Y.0005.000000T0000Z-210420T0300Z/
Grand Valley-Central Gunnison and Uncompahgre River Basin-
Including the cities of Grand Junction, Fruita, Palisade, 
Montrose, Hotchkiss, and Delta
224 PM MDT Mon Apr 19 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...

* WHAT...For the Freeze Warning, sub-freezing temperatures as 
  low as 27 expected. For the Wind Advisory, west winds 25 to 35 
  mph with gusts up to 45 mph.

* WHERE...Grand Valley and Central Gunnison and Uncompahgre 
  River Basin.

* WHEN...For the Freeze Warning, from midnight tonight to 9 AM 
  MDT Tuesday. For the Wind Advisory, until 9 PM MDT this 
  evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down. Frost and freeze conditions will kill
  crops, other sensitive vegetation and possibly damage
  unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ020-200300-
/O.UPG.KGJT.FZ.A.0005.210420T0600Z-210420T1500Z/
/O.NEW.KGJT.FZ.W.0005.210420T0600Z-210420T1500Z/
Paradox Valley/Lower Dolores River-
Including the cities of Gateway and Nucla
224 PM MDT Mon Apr 19 2021

...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...

* WHAT...Sub-freezing temperatures as low as 27 expected.

* WHERE...Paradox Valley/Lower Dolores River.

* WHEN...From midnight tonight to 9 AM MDT Tuesday.

* IMPACTS...Frost and freeze conditions will kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ001-002-007-UTZ024-200300-
/O.CON.KGJT.WI.Y.0005.000000T0000Z-210420T0300Z/
Lower Yampa River Basin-Central Yampa River Basin-
Debeque to Silt Corridor-Eastern Uinta Basin-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
De Beque, New Castle, Mesa, Parachute, Rifle, Silt, Vernal, 
and Ballard
224 PM MDT Mon Apr 19 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...In Utah, Eastern Uinta Basin. In Colorado, Lower Yampa 
  River Basin and Central Yampa River Basin.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

People, especially those with respiratory illnesses, heart
disease, the elderly, and children are recommended to stay
indoors and avoid prolonged outdoor exercise or heavy exertion
due to wind-blown dust.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/gjt
662 
WWUS75 KGJT 200309
NPWGJT

URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
909 PM MDT Mon Apr 19 2021

COZ006-011-201300-
/O.EXP.KGJT.WI.Y.0005.000000T0000Z-210420T0300Z/
/O.CON.KGJT.FZ.W.0005.210420T0600Z-210420T1500Z/
Grand Valley-Central Gunnison and Uncompahgre River Basin-
Including the cities of Grand Junction, Fruita, Palisade, 
Montrose, Hotchkiss, and Delta
909 PM MDT Mon Apr 19 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT TUESDAY...
...WIND ADVISORY HAS EXPIRED...

* WHAT...Sub-freezing temperatures as low as 28 expected.

* WHERE...Grand Valley and Central Gunnison and Uncompahgre 
  River Basin.

* WHEN...Until 9 AM MDT Tuesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

COZ001-002-007-UTZ024-027-200415-
/O.EXP.KGJT.WI.Y.0005.000000T0000Z-210420T0300Z/
Lower Yampa River Basin-Central Yampa River Basin-
Debeque to Silt Corridor-Eastern Uinta Basin-Arches/Grand Flat-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
De Beque, New Castle, Mesa, Parachute, Rifle, Silt, Vernal, 
Ballard, Moab, and Castle Valley
909 PM MDT Mon Apr 19 2021

...WIND ADVISORY HAS EXPIRED...

Winds across the region are beginning to diminish and have fallen
below advisory criteria. As a result, the Wind Advisory has been
allowed to expire as scheduled. 

$$

COZ020-201300-
/O.CON.KGJT.FZ.W.0005.210420T0600Z-210420T1500Z/
Paradox Valley/Lower Dolores River-
Including the cities of Gateway and Nucla
909 PM MDT Mon Apr 19 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT TUESDAY...

* WHAT...Sub-freezing temperatures as low as 27 expected.

* WHERE...Paradox Valley/Lower Dolores River.

* WHEN...Until 9 AM MDT Tuesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

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

The office that day

Everything else NWS Grand Junction, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 18, 3:44 AM MDTRed Flag WarningGJTArchuleta, Delta, Dolores, Garfield, Hinsdale, La Plata and 8 more41 hr

Nearby

Wind Advisories in Colorado, 2021Wind Advisories in Utah, 2021Every wind advisory 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.