Alert archive / Colorado / Special Weather Statements in 2015

Special Weather Statement, NWS Pueblo, CO

July 1, 2015Las Animas County, Colorado

NWS Pueblo, CO issued this special weather statement at Jul 1, 2015, 8:37 PM MDT for Las Animas County, Colorado. It was in force for 38 min. 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 1, 2015, 8:37 PM MDT (02:37 UTC)
Expired: Jul 1, 2015, 9:15 PM MDT
In force: 38 min
Issued by: NWS Pueblo, CO

County Las Animas County, CO

The radar

The Pueblo radar (KPUX), 147 km from the middle of the area, began a volume at 02:41 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

Denver, CO (KDEN), launched 00:00Z, 2.6 hours before the alert went out and 297 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: 49 J/kg
Mixed-layer CIN: -99 J/kg
Mixed-layer LCL: 1988 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: -9 m²/s²
0-3 km storm-relative helicity: 22 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

What forecasters said that day

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

NWS Pueblo, CO wrote its last area forecast discussion before this special weather statement went out at Jul 1, 8:05 PM MDT, 32 minutes earlier.

Area forecast discussion, Jul 1, 8:05 PM MDT, 32 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jul 1, 7:31 PM MDT, 1 hour 6 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, Jul 1, 5:14 PM MDT, 3 hours 23 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
514 PM MDT WED JUL 1 2015

COZ070>073-020015-
ALAMOSA  VICINITY/CENTRAL SAN LUIS VALLEY BELOW 8500 FT CO-
SOUTHERN SAN LUIS VALLEY CO-
NORTHERN SANGRE DE CRISTO MOUNTAINS ABOVE 11000 FT CO-
NORTHERN SANGRE DE CRISTO MOUNTAINS BETWEEN 8500 AND 11000 FT CO-
514 PM MDT WED JUL 1 2015

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN HUERFANO...NORTHWESTERN
COSTILLA AND CENTRAL ALAMOSA COUNTIES UNTIL 615 PM MDT...

AT 514 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
NEAR SAN LUIS LAKE...OR 18 MILES NORTHEAST OF ALAMOSA...MOVING SOUTH
AT 15 MPH.

NICKEL SIZE HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BLANCA...SAN LUIS LAKE...FORT GARLAND...ALAMOSA EAST...GREAT SAND
DUNES AND BLANCA PEAK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 3774 10580 3775 10555 3742 10535 3736 10584
TIME...MOT...LOC 2314Z 354DEG 12KT 3768 10568

Special weather statement, Jul 1, 5:38 PM MDT, 2 hours 59 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
538 PM MDT WED JUL 1 2015

COZ086-087-020030-
PUEBLO VICINITY/PUEBLO COUNTY BELOW 6300 FEET CO-
WALSENBURG VICINITY/UPPER HUERFANO RIVER BASIN BELOW 7500 FT CO-
538 PM MDT WED JUL 1 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN HUERFANO AND
SOUTHEASTERN PUEBLO COUNTIES UNTIL 630 PM MDT...

AT 537 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 20
MILES SOUTH OF SALT CREEK...OR 22 MILES SOUTH OF PUEBLO...MOVING
NORTHEAST AT 10 MPH.

HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHEASTERN
HUERFANO AND SOUTHEASTERN PUEBLO COUNTIES.

LAT...LON 3783 10460 3799 10468 3812 10435 3792 10422
TIME...MOT...LOC 2337Z 245DEG 10KT 3794 10455

28

Special weather statement, Jul 1, 6:01 PM MDT, 2 hours 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
601 PM MDT WED JUL 1 2015

COZ071-020045-
SOUTHERN SAN LUIS VALLEY CO-
601 PM MDT WED JUL 1 2015

...SPECIAL WEATHER STATEMENT...

AT 601 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES WEST OF MESITA...OR 25 MILES SOUTH OF ALAMOSA...MOVING
SOUTHEAST AT 15 MPH.

HALF INCH HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
SANCHEZ RESERVOIR...MESITA...JAROSO AND GARCIA.

LAT...LON 3707 10585 3722 10574 3712 10538 3700 10546
      3699 10572
TIME...MOT...LOC 0001Z 295DEG 11KT 3712 10573

28

Special weather statement, Jul 1, 6:22 PM MDT, 2 hours 15 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
622 PM MDT WED JUL 1 2015

COZ086-020100-
PUEBLO VICINITY/PUEBLO COUNTY BELOW 6300 FEET CO-
622 PM MDT WED JUL 1 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN PUEBLO COUNTY UNTIL
700 PM MDT...

AT 622 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 14
MILES SOUTH OF AVONDALE...OR 21 MILES SOUTHEAST OF PUEBLO...MOVING
NORTHEAST AT 15 MPH.

HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM...ALONG WITH HEAVY RAIN.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF SOUTHEASTERN PUEBLO
COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3790 10436 3804 10451 3817 10437 3802 10411
TIME...MOT...LOC 0022Z 229DEG 13KT 3802 10437

28

Special weather statement, Jul 1, 7:05 PM MDT, 1 hour 32 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
705 PM MDT WED JUL 1 2015

COZ094-020145-
EASTERN LAS ANIMAS COUNTY CO-
705 PM MDT WED JUL 1 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN LAS ANIMAS COUNTY
UNTIL 745 PM MDT...

AT 705 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 15
MILES SOUTHEAST OF THATCHER...OR 39 MILES SOUTH OF LA JUNTA...MOVING
NORTHEAST AT 5 MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHEASTERN LAS
ANIMAS COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3726 10380 3740 10400 3763 10383 3748 10347
TIME...MOT...LOC 0105Z 223DEG 6KT 3744 10378

KAM

Special weather statement, Jul 1, 8:37 PM MDT, 0 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 6:01 PM MDT	Special Weather Statement	PUB	Costilla	44 min
Jul 1, 6:22 PM MDT	Special Weather Statement	PUB	Pueblo	38 min
Jul 1, 6:49 PM MDT	Areal Flood Advisory	PUB	Pueblo	3 hr
Jul 1, 7:05 PM MDT	Special Weather Statement	PUB	Las Animas	40 min
Jul 2, 1:43 PM MDT	Special Weather Statement	PUB	Fremont	47 min
Jul 2, 2:08 PM MDT	Special Weather Statement	PUB	Fremont	52 min
Jul 2, 2:14 PM MDT	Severe Thunderstorm Warning	PUB	Chaffee, Fremont, Saguache	31 min
Jul 2, 2:54 PM MDT	Special Weather Statement	PUB	Custer	51 min
Jul 2, 3:38 PM MDT	Special Weather Statement	PUB	Chaffee	52 min
Jul 2, 3:45 PM MDT	Areal Flood Advisory	PUB	Chaffee	2 hr
Jul 2, 3:47 PM MDT	Special Weather Statement	PUB	Saguache	43 min
Jul 2, 4:11 PM MDT	Severe Thunderstorm Warning	PUB	Rio Grande, Saguache	34 min
Jul 2, 4:38 PM MDT	Special Weather Statement	PUB	Alamosa	52 min
Jul 2, 4:59 PM MDT	Special Weather Statement	PUB	Rio Grande	46 min
Jul 2, 5:46 PM MDT	Special Weather Statement	PUB	Alamosa	44 min

Nearby

Special Weather Statements in Colorado, 2015 Every special weather statement in 2015

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.