Alert archive / Nebraska / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 27, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at May 28, 1991, 11:25 PM CDT for Boone County, Nebraska. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- May 28, 1991, 11:25 PM CDT (04:25 UTC)
- Expired
- May 29, 1991, 12:00 AM CDT
- In force
- 35 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Boone County, NE
The nearest sounding before it
Omaha, NE (KOVN), launched 00:00Z, 4.4 hours before the alert went out and 148 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.
- Mixed-layer CAPE
- 2095 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 1829 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 121 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 8.8
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.
In the hours before
Special weather statement, May 28, 5:45 PM CDT, 5 hours 40 minutes before
NEZ006-007-012-016-017-290100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 540 PM CDT TUE MAY 28 1991 ....TORNADO WATCH 415 IN EFFECT UNTIL 9PM MDT FOR..KEITH..PERKINS ...CHASE AND DUNDY COUNTIES OF SOUTHWEST NEBRASKA... AT 540 PM CDT SOME LIGHT SHOWERS WERE IN WEST CENTRAL NEBRASKA. THE SHOWERS WAS IN A 10 MILE BAND FROM 20 MILES SOUTHWEST OF MULLEN IN HOOKER COUNTY OR 53 MILES SOUTH SOUTHWEST OF VALENTINE TO 10 MILES SOUTHWEST OF ARTHUR IN ARTHUR COUNTY OR 55 MILES WEST NORTH WEST OF NORTH PLATTE. THESE SHOWERS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. NO SEVERE WEATHER WAS OCCURING IN THE WATCH AREA IN SOUTHWEST NEBRASKA. THE CITIES INCLUDED IN THE /WATCH AREA ARE OGALLALA AND IMPERIAL. STRONG THUNDERSTORMS WERE IN NORTHEAST COLORADO AND WILL BE MOVING INTO SOUTHWEST NEBRASKA BY 500 PM MDT. HETZKE
Special weather statement, May 28, 6:20 PM CDT, 5 hours 5 minutes before
NEZ006-007-012-016-017-290130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 615 PM CDT TUE MAY 28 1991 ....TORNADO WATCH 415 IN EFFECT UNTIL 9PM MDT FOR..KEITH..PERKINS ...CHASE AND DUNDY COUNTIES OF SOUTHWEST NEBRASKA... AT 615 PM CDT STRONG THUNDERSTORMS WERE MOVING OUT OF COLORADO INTO SOUTHWEST NEBRASKA. A 60 MILE BAND OF STRONG THUNDERSTORMS EXTENDING FROM 20 MILES NORTH OF OGALLALA IN KEITH COUNTY OR 60 MILES WEST OF NORTH PLATTE TO 20 MILES SOUTHWEST OF IMPERIAL IN CHASE COUNTY OR 65 MILES SOUTHWEST OF NORTH PLATTE. THIS BAND OF THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH. BRIEF HEAVY RAIN..GUSTY SURFACE WINDS AND HAIL WITH THESE THUNDERSTORMS. IF THLREATENING WEATHER APPROACHES GO TO A BASEMENT OR INTERIOR ROOM. HETZKE
Local storm report, May 28, 10:37 PM CDT, 48 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 North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 7:21 PM CDT | Tornado Warning | LBF | Chase, Hayes | 69 min |
| May 28, 7:43 PM CDT | Tornado Warning | LBF | Lincoln | 32 min |
| May 28, 7:57 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 33 min |
| May 28, 8:08 PM CDT | Tornado Warning | LBF | Lincoln, Logan | 37 min |
| May 28, 8:09 PM CDT | Tornado Warning | LBF | Lincoln | 36 min |
| May 28, 8:15 PM CDT | Tornado Warning | LBF | Logan | 30 min |
| May 28, 8:58 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown | 47 min |
| May 28, 9:07 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 48 min |
| May 28, 10:33 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 42 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1991Every severe thunderstorm warning in 1991
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.