Alert archive / Nebraska / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 113, NWS Hastings, NE

May 16, 2001Thayer County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at May 16, 2001, 5:33 PM CDT for Thayer County, Nebraska. It was in force for 27 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
May 16, 2001, 5:33 PM CDT (22:33 UTC)
Expired
May 16, 2001, 6:00 PM CDT
In force
27 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Thayer County, NE

The radar

The Grand Island radar (KUEX), 74 km from the middle of the area, began a volume at 22:36 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

Omaha, NE (KOAX), launched 12:00Z, 10.6 hours before the alert went out and 164 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, Omaha, NE at 12:00Z on 2001-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Omaha, NE at 12:00Z on 2001-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2242 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
216 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.

000 
WUUS53 KGID 162234
SVRGRI

NEC169-162300-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
533 PM CDT WED MAY 16 2001

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN THAYER COUNTY IN SOUTH CENTRAL NEBRASKA

* UNTIL 600 PM CDT

* AT 531 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 4 MILES NORTH OF ALEXANDRIA...OR ABOUT 41 MILES
  SOUTH OF YORK...MOVING NORTHEAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RURAL NORTHEASTERN THAYER COUNTY AT 540 PM CDT

PEOPLE IN NORTHEASTERN THAYER COUNTY SHOULD SEEK SHELTER IN A STURDY
STRUCTURE VAND STAY AWAY FROM WINDOWS.

$$

CF/SC

NNNN

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 Hastings, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at May 16, 2:00 PM CDT, 3 hours 33 minutes earlier.

Area forecast discussion, May 16, 2:00 PM CDT, 3 hours 33 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
200 PM CDT WED MAY 16 2001

...TIMING/PLACING TSRA CHCS BIG CHALLENGE AS ACTIVE PAC FLOW CONTS...

UAA THIS AM 100-125KT H3 JET FROM ID TO MN. WE COME UNDER RRQ OF THIS
JET TNGT-THU. IN THE H5-H7 LAYER...WARM DOME CURRENTLY POISED OVER &
S OF CWA. HWVR...COOLER TEMPS ADVTG IN FROM NRN CO & WY. MEANWHILE...
H85 FRONT STALLED NEAR NEB/KS BORDER W/ 8-10 DEG DWPTS POOLED ON IT.

AT THE SFC...EARLY AFTN CHART HAD STALLED BOUNDARY NEAR NEB/KS BORDER
W/ 70 DWPTS POOLING ALONG & S OF IT. INTERESTING FEATURE...BASICALLY
A COOL FRONT ALONG LEADING EDGE OF STRONG WESTERLIES HAS PUSHED INTO
S CO & NW KS...W/ NORTHEAST EXTENT OF THIS INTO WRN/NRN CWA. APPEARS
THIS WILL BE THE FOCUS FOR LATE AFTN/EVE TSRAS. CAP WL BREAK TODAY.
IN FACT IT ALREADY HAS IN WRN KS. TSRAS SHOULD FIRE IN THIS AREA IN
A FEW HRS & PROBABLY INCREASE IN COVERAGE AS BOUNDARY SHIFTS SE INTO
OTHER WASHED OUT FRONT & RICHER DWPTS FROM NEB/KS BORDER SOUTH.

OTHERWISE...MAIN COLD FRONT MOVING INTO NRN WY/WRN ND W/ THE USUAL
PRE-FRONTAL TROF FROM WRN SD INTO THE NEB PNDHL. THESE FEATURES MAY
STILL FOCUS SOME TSRAS...BUT IT APPEARS MOISTURE WL REMAIN LARGELY
CUTOFF...ONCE TSRAS FIRE ON SRN BOUNDARIES. WL HIT SRN AREAS HARDEST
W/ ONLY A 20/30% IN THE NORTH.

INTO THU...COLD AIR CONTS TO SLIP INTO CWA BEHIND FRONT...WHICH WILL
CLEAR KS BY 00Z. WV IMAGERY SHOWS UPPER TROF EXTENDING FROM WRN US
INTO THE PACIFIC. THIS SUPPORTS MDLS IDEA OF POSTFRONTAL PCPN TO AT
LEAST SRN PARTS OF CWA...AS ENERGY OVERRIDES COOL LLVL AIR. AGAIN...
WL WORD SRN ZONES W/ BETTER CHCS. WE ALSO LOSE ANOTHER 10 DEGS OFF MX
TEMPS BEHIND THIS FRONT.

PAST THAT...MDLS CONT TO BE ALL OVER THE PLACE W/ STRENGTH/TIMING OF
VARIOUS SYSTEMS...BUT GENERALLY SUGGEST DRY WX THRU FRI...W/ A RETURN
OF TSRA CHCS LATE FRI NIGHT INTO SATURDAY...AND POSSIBLY AGAIN ON SUN
AS STRONG COLD FRONT...PROBABLY THE LAST IN THE SERIES...DIVES THRU
THE PLAINS. WL BASICALLY LEAVE EXTENDED ALONG...XCPT TWEAKING MON A
BIT LOWER & TREND TEMPS WARMER TUE INTO WED .

.GID...NONE.

GURNEY

In the hours before

Special weather statement, May 16, 2:40 PM CDT, 2 hours 53 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-170000-

SEVERE WEATHER OUTLOOK - SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS
NATIONAL WEATHER SERVICE HASTINGS NE
240 PM CDT WED MAY 16 2001

...SPOTTER ACTIVATION MAY BE REQUIRED LATE THIS AFTERNOON INTO THIS
EVENING ACROSS PORTIONS OF SOUTH CENTRAL NEBRASKA AND NORTH CENTRAL
KANSAS...

A WEAK COLD FRONT...LOCATED FROM NEAR COLUMBUS SOUTHWEST TO HASTINGS
AND HILL CITY...WILL MOVE SOUTHEAST ACROSS EXTREME SOUTHERN NEBRASKA
DURING THE REST OF THE AFTERNOON. SCATTERED THUNDERSTORMS WILL FIRE
ALONG THIS BOUNDARY BY 3 OR 4 PM. THUNDERSTORMS MAY ALSO FORM ALONG
A STALLED FRONT NEAR THE NEBRASKA AND KANSAS BORDER. IN FACT...BY
EARLY THIS EVENING...THESE TWO FRONTS WILL INTERACT...AND THE THREAT
FOR THUNDERSTORM DEVELOPMENT WILL INCREASE ACROSS NORTH CENTRAL
KANSAS.

ALTHOUGH CONDITIONS ARE NOT IDEAL FOR SEVERE WEATHER...THE ATMOSPHERE
HAS BECOME VERY UNSTABLE ALONG AND SOUTH OF THE NEBRASKA AND KANSAS
BORDER. THUS...A FEW OF THESE STORMS COULD BECOME SEVERE AND PRODUCE
LARGE HAIL AND DAMAGING WIND. THE GREATEST THREAT FOR SEVERE WEATHER
WILL EXIST FROM SOUTH OF HASTINGS AND YORK...SOUTH INTO NORTH (CENTRAL
KANSAS.

IN ADDITION...ANOTHER COLD FRONT WILL ENTER THE AREA AFTER MIDNIGHT.
ADDITIONAL THUNDERSTORMS WILL BE POSSIBLE WITH THIS FEATURE. THESE
WILL LIKELY REMAIN BELOW SEVERE LIMITS.

GURNEY
Local storm report, May 16, 5:08 PM CDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
508 PM CDT WED MAY 16 2001

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0504 PM    3 S MILLIGAN              NE    .88 INCH HAIL
05/16/01   FILLMORE
Special weather statement, May 16, 5:22 PM CDT, 11 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-170100-

SEVERE WEATHER OUTLOOK - SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS
NATIONAL WEATHER SERVICE HASTINGS NE
522 PM CDT WED MAY 16 2001

...SPOTTER ACTIVATION MAY BE REQUIRED TONIGHT ACROSS SOUTH CENTRAL
NEBRASKA AND PARTS OF NORTH CENTRAL KANSAS...

THUNDERSTORMS WILL BECOME MORE NUMEROUS EARLY THIS EVENING ACROSS
FAR SOUTHERN NEBRASKA...AND PARTS OF NORTHERN KANSAS.

THE STORMS WILL CONTINUE TO DEVELOP ALONG A BOUNDARY...WHICH WILL
STRETCH FROM NEAR GENEVA NEBRASKA...TO RED CLOUD...AND THEN TO SMITH
CENTER AND PHILLIPSBURG KANSAS. FOR LOCATIONS ANYWHERE SOUTH OF THIS
LINE...THERE EXISTS AT LEAST SOME CHANCE FOR SEVERE THUNDERSTORMS
THIS EVENING.

THE STORMS WILL MOVE EAST AROUND 20 MPH. THE PRIMARY THREAT WILL BE
HAIL TO 2 INCHES IN DIAMETER. AN ISOLATED...BUT BRIEF TORNADO...IS
POSSIBLE WITH THE STRONGEST STORMS BEFORE SUNSET.

TO THE NORTH...THUNDERSTORMS ARE POSSIBLE...BUT A SLIGHTLY LESS
FAVORABLE ENVIRONMENT SHOULD PRECLUDE THE SEVERE POTENTIAL.

MORITZ

The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 4:45 PM CDTSevere Thunderstorm WarningGIDFillmore45 min
May 16, 6:43 PM CDTSevere Thunderstorm WarningGIDFranklin, Harlan47 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2001Every severe thunderstorm warning in 2001

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.