Alert archive / Oklahoma / Tornado Warnings in 1999

Tornado Warning 12, NWS Norman, OK

April 5, 1999Greer County, Oklahoma

NWS Norman, OK issued this tornado warning at Apr 5, 1999, 2:24 AM CDT for Greer County, Oklahoma. It was in force for 36 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Apr 5, 1999, 2:24 AM CDT (07:24 UTC)
Expired: Apr 5, 1999, 3:00 AM CDT
In force: 36 min
Issued by: NWS Norman, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Greer County, OK

What was reported inside it

Time	Report	Where	Remark
Apr 5, 2:30 AM CDT	Thunderstorm Wind	Mangum, OK

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Norman, OK wrote its last area forecast discussion before this tornado warning went out at Apr 4, 9:30 PM CDT, 4 hours 54 minutes earlier.

Area forecast discussion, Apr 4, 9:30 PM CDT, 4 hours 54 minutes before

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
930 PM CDT SUN APR 4 1999

ISOLATED STRONG STORMS THAT MOVE INTO SOUTHEAST OKLAHOMA ASSOCIATED
WITH STRONG LOW LEVEL MOISTURE ADVECTION INTO UNCAPPED AIRMASS HAVE
SINCE DISSIPATED. HOWEVER... WILL SEE MORE WIDESPREAD THUNDERSTORMS
SPREAD IN FROM WEST TEXAS AS A STRONG UPPER SYSTEM MOVES EAST
OVERNIGHT. MEANWHILE... LOW LEVEL MOISTURE CONTINUES TO SPREAD NORTH
INTO THE FA. HAVE UPDATE TSTM OUTLOOK TO REFLECT CURRENT THINKING.
EARLIER UPDATED A FEW ZONE FORECASTS TO REFLECT SOME OF THE EVENING
CONVECTION. CURRENT PACKAGE STILL LOOKS ON TRACK.

32

.OUN...
OK...NONE.
TX...NONE.

In the hours before

Special weather statement, Apr 4, 9:10 PM CDT, 5 hours 14 minutes before

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Special weather statement, Apr 4, 9:10 PM CDT, 5 hours 14 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.
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The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 5, 12:32 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper	43 min
Apr 5, 1:27 AM CDT	Severe Thunderstorm Warning	OUN	Harper	48 min
Apr 5, 1:55 AM CDT	Severe Thunderstorm Warning	OUN	Woods	35 min
Apr 5, 2:39 AM CDT	Severe Thunderstorm Warning	OUN	Woodward	36 min
Apr 5, 2:48 AM CDT	Severe Thunderstorm Warning	OUN	Tillman	42 min
Apr 5, 2:54 AM CDT	Tornado Warning	OUN	Beckham, Custer, Roger Mills	36 min
Apr 5, 3:00 AM CDT	Severe Thunderstorm Warning	OUN	Woods, Woodward	45 min
Apr 5, 3:08 AM CDT	Tornado Warning	OUN	Dewey, Woodward	37 min
Apr 5, 3:13 AM CDT	Tornado Warning	OUN	Woods	32 min
Apr 5, 3:19 AM CDT	Severe Thunderstorm Warning	OUN	Kiowa, Washita	41 min
Apr 5, 3:19 AM CDT	Severe Thunderstorm Warning	OUN	Custer	41 min
Apr 5, 3:29 AM CDT	Tornado Warning	OUN	Major, Woods, Woodward	31 min
Apr 5, 3:49 AM CDT	Severe Thunderstorm Warning	OUN	Dewey, Major	41 min
Apr 5, 3:51 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Woods	29 min
Apr 5, 4:00 AM CDT	Tornado Warning	OUN	Blaine, Dewey, Major	30 min
Apr 5, 4:02 AM CDT	Tornado Warning	OUN	Alfalfa, Woods	28 min
Apr 5, 4:24 AM CDT	Tornado Warning	OUN	Alfalfa, Major	36 min
Apr 5, 4:56 AM CDT	Tornado Warning	OUN	Alfalfa	19 min
Apr 5, 5:03 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Major	27 min
Apr 5, 5:11 AM CDT	Tornado Warning	OUN	Alfalfa, Major	34 min
Apr 5, 5:25 AM CDT	Tornado Warning	OUN	Grant	20 min
Apr 5, 5:31 AM CDT	Tornado Warning	OUN	Alfalfa, Garfield, Grant	29 min
Apr 5, 5:42 AM CDT	Severe Thunderstorm Warning	OUN	Garvin, Grady, McClain, Stephens	48 min
Apr 5, 5:42 AM CDT	Severe Thunderstorm Warning	OUN	Jefferson	48 min
Apr 5, 5:53 AM CDT	Tornado Warning	OUN	Grant	32 min
Apr 5, 6:17 AM CDT	Severe Thunderstorm Warning	OUN	Cleveland	28 min
Apr 5, 6:28 AM CDT	Severe Thunderstorm Warning	OUN	Garvin, McClain	32 min
Apr 5, 6:42 AM CDT	Severe Thunderstorm Warning	OUN	Pottawatomie	48 min
Apr 5, 7:03 AM CDT	Severe Thunderstorm Warning	OUN	Pontotoc, Seminole	42 min
Apr 5, 7:32 AM CDT	Severe Thunderstorm Warning	OUN	Hughes	43 min
Apr 5, 7:57 AM CDT	Tornado Warning	OUN	Hughes	23 min
Apr 5, 2:48 AM CDT	Severe Thunderstorm Warning	OUN	Baylor, Foard, Knox	42 min
Apr 5, 2:48 AM CDT	Severe Thunderstorm Warning	OUN	Hardeman	42 min

Nearby

Tornado Warnings in Oklahoma, 1999 Every tornado warning in 1999 Tornadoes 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; verification from NCEI's Storm Data.