Alert archive / Colorado / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 61, NWS Pueblo, CO

July 2, 1999Bent County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 2, 1999, 2:42 PM MDT for Bent County, Colorado. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 2, 1999, 2:42 PM MDT (20:42 UTC)
Expired
Jul 2, 1999, 3:45 PM MDT
In force
63 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Bent County, CO

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 2, 2:00 PM MDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 8.7 hours before the alert went out and 279 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, Dodge City, at 12:00Z on 1999-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3907 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 1999-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 314 square meters per square second.193958Sfc1 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
3907 J/kg
Mixed-layer CIN
-248 J/kg
Mixed-layer LCL
843 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
314 m²/s²
0-3 km storm-relative helicity
372 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jul 1, 2:50 PM MDT, 23 hours 52 minutes earlier.

Area forecast discussion, Jul 1, 2:50 PM MDT, 23 hours 52 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 2, 12:07 PM MDT, 2 hours 35 minutes before
COZ058>081-021930-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTHEAST AND SOUTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE PUEBLO CO
1207 PM MDT FRI JUL 2 1999

.THE SIGNIFICANT WEATHER OUTLOOK FOR SOUTHEAST AND SOUTH CENTRAL
COLORADO...

...SPOTTER ACTIVATION WILL NOT BE NECESSARY TODAY...

ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL BE POSSIBLE THIS
AFTERNOON AND EVENING OVER THE MOUNTAINS AND EASTERN PLAINS.
HOWEVER...SOUTHWESTERLY WINDS AT THE SURFACE AND ALOFT WILL CAUSE
WIND PROFILES TO BE LESS FAVORABLE FOR PRODUCING STRONG
THUNDERSTORMS. HOWEVER...WITH DRIER AIR AT THE LOW LEVELS...A FEW
THUNDERSTORMS MAY PRODUCE GUSTY WINDS TO 50 MPH...FREQUENT LIGHTNING
AND BRIEF PERIODS OF SMALL HAIL.
Special weather statement, Jul 2, 12:07 PM MDT, 2 hours 35 minutes before
COZ058>081-021930-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTHEAST AND SOUTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE PUEBLO CO
1207 PM MDT FRI JUL 2 1999

.THE SIGNIFICANT WEATHER OUTLOOK FOR SOUTHEAST AND SOUTH CENTRAL
COLORADO...

...SPOTTER ACTIVATION WILL NOT BE NECESSARY TODAY...

ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL BE POSSIBLE THIS
AFTERNOON AND EVENING OVER THE MOUNTAINS AND EASTERN PLAINS.
HOWEVER...SOUTHWESTERLY WINDS AT THE SURFACE AND ALOFT WILL CAUSE
WIND PROFILES TO BE LESS FAVORABLE FOR PRODUCING STRONG
THUNDERSTORMS. HOWEVER...WITH DRIER AIR AT THE LOW LEVELS...A FEW
THUNDERSTORMS MAY PRODUCE GUSTY WINDS TO 50 MPH...FREQUENT LIGHTNING
AND BRIEF PERIODS OF SMALL HAIL.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 6:42 PM MDTSevere Thunderstorm WarningPUBPueblo48 min
Jul 2, 4:41 PM MDTSevere Thunderstorm WarningPUBProwers59 min
Jul 2, 5:28 PM MDTSevere Thunderstorm WarningPUBBaca62 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1999Every severe thunderstorm warning in 1999

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.