Alert archive / Missouri / Special Weather Statements in 2012

Special Weather Statement, NWS Kansas City, MO

March 23, 2012Cooper County, Missouri

NWS Kansas City, MO issued this special weather statement at Mar 23, 2012, 6:48 PM CDT for Cooper County, Missouri. It was in force for 42 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: Mar 23, 2012, 6:48 PM CDT (23:48 UTC)
Expired: Mar 23, 2012, 7:30 PM CDT
In force: 42 min
Issued by: NWS Kansas City, MO

County Cooper County, MO

The radar

The Pleasant Hill radar (KEAX), 147 km from the middle of the area, began a volume at 23:50 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

Topeka, KS (KTOP), launched 12:00Z, 11.8 hours before the alert went out and 265 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: 43 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 623 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Kansas City, MO wrote its last area forecast discussion before this special weather statement went out at Mar 23, 6:21 PM CDT, 27 minutes earlier.

Area forecast discussion, Mar 23, 6:21 PM CDT, 27 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, Mar 23, 6:17 PM CDT, 31 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
617 PM CDT FRI MAR 23 2012

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-241100-
ATCHISON KS-MIAMI-LINN KS-DONIPHAN-LEAVENWORTH-WYANDOTTE-JOHNSON KS-
ATCHISON MO-NODAWAY-WORTH-GENTRY-HARRISON-MERCER-PUTNAM-SCHUYLER-
HOLT-ANDREW-DE KALB-DAVIESS-GRUNDY-SULLIVAN-ADAIR-BUCHANAN-CLINTON-
CALDWELL-LIVINGSTON-LINN MO-MACON-PLATTE-CLAY-RAY-CARROLL-CHARITON-
RANDOLPH-JACKSON-LAFAYETTE-SALINE-HOWARD-CASS-JOHNSON MO-PETTIS-
COOPER-BATES-HENRY-
617 PM CDT FRI MAR 23 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST...NORTH CENTRAL AND
WEST CENTRAL MISSOURI...AS WELL AS EXTREME EASTERN KANSAS.

.DAY ONE...TONIGHT

WIDELY SCATTERED THUNDERSTORMS...CAPABLE OF PRODUCING SMALL HAIL AND
GUSTY WINDS TO 40 MPH...WILL IMPACT AREAS ALONG AND EAST OF HIGHWAY
65 THROUGH 7 PM...THEN WILL QUICKLY DISSIPATE WITH SUNSET.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SCATTERED THUNDERSTORMS CHANCES WILL INCREASE FROM TUESDAY TO
THURSDAY OF NEXT WEEK AS A FRONTAL BOUNDARY APPROACHES AND STALLS
NEAR THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

BOOKBINDER

In the hours before

Special weather statement, Mar 23, 5:32 PM CDT, 1 hour 16 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
532 PM CDT FRI MAR 23 2012

MOZ031-032-039-232300-
CARROLL MO-CHARITON MO-SALINE MO-
532 PM CDT FRI MAR 23 2012

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN SALINE...EXTREMEM
WESTERN CHARITON AND EASTERN CARROLL COUNTIES UNTIL 600 PM CDT...

AT 529 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 6 MILES NORTHEAST OF BOSWORTH...OR 17 MILES
NORTHEAST OF CARROLLTON...MOVING SOUTH AT 20 MPH.

HAIL UP TO THE SIZE OF PENNIES IS EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
DE WITT AROUND 555 PM CDT.
MIAMI AROUND 600 PM CDT.

LAT...LON 3932 9314 3931 9333 3955 9328 3955 9320
TIME...MOT...LOC 2232Z 000DEG 18KT 3950 9324

BOOKBINDER

Special weather statement, Mar 23, 5:37 PM CDT, 1 hour 11 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
537 PM CDT FRI MAR 23 2012

MOZ015-023-232300-
GRUNDY MO-LIVINGSTON MO-
537 PM CDT FRI MAR 23 2012

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN LIVINGSTON AND
SOUTHEASTERN GRUNDY COUNTIES UNTIL 600 PM CDT...

AT 533 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
DEVELOPING THUNDERSTORM NEAR GALT...OR 11 MILES EAST OF
TRENTON...MOVING SOUTH-SOUTHWEST AT 25 MPH.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
LAREDO AROUND 550 PM CDT.
CHULA AROUND 600 PM CDT.

LAT...LON 4016 9337 4008 9337 4008 9336 3981 9337
      3985 9367 4016 9345
TIME...MOT...LOC 2237Z 017DEG 22KT 4010 9342

BOOKBINDER

Special weather statement, Mar 23, 5:40 PM CDT, 1 hour 8 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
540 PM CDT FRI MAR 23 2012

MOZ039-232315-
SALINE MO-
540 PM CDT FRI MAR 23 2012

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL SALINE COUNTY UNTIL 615
PM CDT...

AT 538 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 7 MILES NORTH OF MARSHALL...MOVING SOUTH AT 20
MPH.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM. BRIEF FUNNEL CLOUDS MAY ALSO BE POSSIBLE
WITH THIS STORM.

THIS STORM WILL BE NEAR...
MARSHALL AROUND 555 PM CDT.

LAT...LON 3903 9316 3905 9340 3927 9326 3924 9318
TIME...MOT...LOC 2240Z 021DEG 16KT 3921 9323

BOOKBINDER

Special weather statement, Mar 23, 5:51 PM CDT, 57 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>

Special weather statement, Mar 23, 6:27 PM CDT, 21 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
627 PM CDT FRI MAR 23 2012

MOZ039-045-240015-
PETTIS MO-SALINE MO-
627 PM CDT FRI MAR 23 2012

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL AND SOUTHERN SALINE
COUNTY...AS WELL AS NORTHERN PETTIS COUNTY UNTIL 715 PM CDT...

AT 622 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR MALTA BEND...OR 7 MILES WEST OF
MARSHALL...MOVING SOUTH AT 20 MPH. A SECOND STRONG STORM WAS LOCATED
ALONG INTERSTATE 70 ABOUT 5 MILES EAST OF SWEET SPRINGS...ALSO
MOVING SOUTH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED. THESE STORMS MAY ALSO BE CAPABLE OF PRODUCING BRIEF FUNNEL
CLOUDS.

LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...
  SWEET SPRINGS AND HOUSTONIA.

THESE STORMS WILL IMPACT

 I-70 BETWEEN MILE MARKERS 67 AND 81.

LAT...LON 3889 9310 3883 9341 3913 9344 3920 9325
TIME...MOT...LOC 2325Z 339DEG 17KT 3912 9333

BOOKBINDER

Special weather statement, Mar 23, 6:48 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
648 PM CDT FRI MAR 23 2012

MOZ040-046-240030-
COOPER MO-HOWARD MO-
648 PM CDT FRI MAR 23 2012

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN HOWARD AND
NORTHEASTERN COOPER COUNTIES UNTIL 730 PM CDT...

AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 8 MILES NORTH OF MIDWAY...OR 11 MILES SOUTHEAST
OF FAYETTE...MOVING SOUTHWEST AT 15 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  BOONVILLE...WOOLDRIDGE AND PRAIRIE HOME.

THIS WILL IMPACT

 I-70 BETWEEN MILE MARKERS 98 AND 114.

LAT...LON 3878 9260 3893 9285 3916 9252 3913 9249
      3899 9256 3897 9255 3893 9250 3892 9249
TIME...MOT...LOC 2348Z 037DEG 12KT 3908 9251

BOOKBINDER

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 23, 1:32 PM CDT	Special Weather Statement	EAX	Cooper, Howard, Pettis	88 min
Mar 23, 2:36 PM CDT	Special Weather Statement	EAX	Macon	39 min
Mar 23, 3:19 PM CDT	Special Weather Statement	EAX	Randolph	26 min
Mar 23, 3:25 PM CDT	Special Weather Statement	EAX	Clay	35 min
Mar 23, 3:44 PM CDT	Special Weather Statement	EAX	Clay	31 min
Mar 23, 5:32 PM CDT	Special Weather Statement	EAX	Carroll	28 min
Mar 23, 5:37 PM CDT	Special Weather Statement	EAX	Grundy	23 min
Mar 23, 5:40 PM CDT	Special Weather Statement	EAX	Saline	35 min
Mar 23, 5:48 PM CDT	Severe Thunderstorm Warning	EAX	Saline	27 min
Mar 23, 5:51 PM CDT	Special Weather Statement	EAX	Chariton	39 min
Mar 23, 6:27 PM CDT	Special Weather Statement	EAX	Saline	48 min

Nearby

Special Weather Statements in Missouri, 2012 Every special weather statement in 2012

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.