Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 152, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 30, 1997, 8:26 AM CDT for Madison County, Arkansas. It was in force for 49 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
- May 30, 1997, 8:26 AM CDT (13:26 UTC)
- Expired
- May 30, 1997, 9:15 AM CDT
- In force
- 49 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Madison County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 30, 8:30 AM CDT | Hail 0.75 | Hindsville, AR | A severe thunderstorm produced dime size hail 1 mile south of Hindsville. |
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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 1.4 hours before the alert went out and 99 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
- 107 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 770 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 301326 RRA SVRTUL ARC087-301415- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 826 AM CDT FRI MAY 30 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST ARKANSAS ...NORTHERN MADISON COUNTY AT 825 AM...RADAR INDICATED A SEVERE THUNDERSTORM ENTERING NORTHERN MADISON COUNTY 3 MILES NORTH OF WESLEY. MOVEMENT WAS TO THE NORTHEAST AT 25 MPH. HINDSVILLE AND FORUM ARE IN THE PATH OF THIS STORM. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA.
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 Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 30, 4:00 AM CDT, 4 hours 26 minutes earlier.
Area forecast discussion, May 30, 4:00 AM CDT, 4 hours 26 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 350 AM CDT FRI MAY 30 1997 LOOKING HARD TO FIND EVIDENCE TO BUY MODELS' SOLUTIONS DUE TO THEIR LACK OF SUCCESS WITH TSRA ACTIVITY IN OK/TX LAST NIGHT. SFC FNT LIES ACROSS KS/OK BORDER AND THEN INTO TX PNHDL. ALL MODELS REASONABLY CONSISTENT IN TRYING TO BRING PRECIP INTO FA AS FRONT SLOWLY SAGS SWRD AND S/WV DEVELOPS ALOFT NEAR OK/KS/MO CORNER. ETA HAS STRONGER AND FASTER S/WV THAN NGM AND IT SEEMS A BIT OVERDONE FOR MY LIKING. ETA-29 EVEN FASTER THAN ETA. THEREFORE WILL TEND TO STICK WITH NGM...BUT WILL WATCH FOR SIGNS OF SPEEDIER S/WV. IN LAST FEW MINUTES SIGNS OF UPWARD VV STARTING TO MANIFEST ITSELF SOUTH OF BAROCLINIC ZONE...AS PREDICTED BY MODELS. PATCHES OF RA DEVELOPING JUST TO S OF FRONT FOR THE FIRST TIME THIS AM. ALSO...NWRD MOVG RA NEAR MLC HAS JUST DEVELOPED AHEAD OF SEWRD MOVING REMNANTS OF LATE NIGHT TSRA OVER CENTRAL OK. LOW LEVEL WINDS AS SEEN ON PROFILERS HAVE VEERED OVER TIME IN ERN OK SUGGESTING S/WV ALOFT IS STARTING TO KICK OUT. THIS TOO WOULD SUPPORT ENHANCED UPWARD VV BEGINNING TO SHOW IN ERN OK. GUIDANCE TEMPS LOOK A BIT TOO WARM FOR TODAY...BUT REST OF PDS LOOK REASONABLE. WILL STAY CLOSE TO MOS POPS. MAY NEED TO WATCH PRECIP AMOUNTS THIS MORNING FOR POSSIBLE FFA...ALTHO MODELS ARE PRODUCING RAINFALL AMOUNTS THAT ONLY APPROACH FFG VALUES. PRELIM NUMBERS... TUL 75/58 81/59 83 710 FSM 75/60 82/57 82 810 MLC 76/59 81/58 83 630 BVO 73/55 80/59 81 +10 FYV 72/55 77/51 79 830 IDB 76/61 83/58 84 740 BYV 70/52 73/50 74 840 /27 .TUL... OK...NONE. AR...NONE.
In the hours before
Special weather statement, May 30, 6:10 AM CDT, 2 hours 16 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-311200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 610 AM CDT FRI MAY 30 1997 NO SEVERE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THROUGH TONIGHT. EARLY THIS MORNING AN UPPER LEVEL DISTURBANCE WAS MOVING ACROSS THE SOUTHERN PLAINS. A FRONT WAS LOCATED IN FAR NORTHEAST OKLAHOMA NEAR THE KANSAS BORDER AND EXTENDED BACK INTO SOUTHWEST OKLAHOMA. CONSIDERABLE CLOUDINESS AND SCATTERED SHOWERS AND THUNDERSTORMS HAD FORMED AHEAD OF THIS UPPER LEVEL SYSTEM OVERNIGHT WITH THE SHOWERS AND THUNDERSTORMS BEING MOST NUMEROUS NEAR THE FRONT. THE UPPER DISTURBANCE WILL MOVE INTO THE MISSISSIPPI VALLEY BY THIS EVENING AS THE FRONT MOVES SOUTHEAST ACROSS THE AREA. SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS MORNING BEFORE ENDING FROM WEST TO EAST THIS AFTERNOON AND EVENING. THE CLOUDS ACROSS THE AREA WILL LIMIT HEATING AND THUS THE ATMOSPHERE WILL REMAIN ONLY MARGINALLY UNSTABLE. GIVEN THE LIMITED AMOUNT OF INSTABILITY AND UNFAVORABLE WIND FIELDS ALOFT...THUNDERSTORMS ARE EXPECTED TO REMAIN BELOW SEVERE LIMITS. ACTIVATION OF EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS IS NOT ANTICIPATED AT THIS TIME. AN UPDATED THUNDERSTORM OUTLOOK WILL BE ISSUED AROUND 100 PM.
Special weather statement, May 30, 6:12 AM CDT, 2 hours 14 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-311200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 610 AM CDT FRI MAY 30 1997 NO SEVERE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THROUGH TONIGHT. EARLY THIS MORNING AN UPPER LEVEL DISTURBANCE WAS MOVING ACROSS THE SOUTHERN PLAINS. A FRONT WAS LOCATED IN FAR NORTHEAST OKLAHOMA NEAR THE KANSAS BORDER AND EXTENDED BACK INTO SOUTHWEST OKLAHOMA. CONSIDERABLE CLOUDINESS AND SCATTERED SHOWERS AND THUNDERSTORMS HAD FORMED AHEAD OF THIS UPPER LEVEL SYSTEM OVERNIGHT WITH THE SHOWERS AND THUNDERSTORMS BEING MOST NUMEROUS NEAR THE FRONT. THE UPPER DISTURBANCE WILL MOVE INTO THE MISSISSIPPI VALLEY BY THIS EVENING AS THE FRONT MOVES SOUTHEAST ACROSS THE AREA. SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS MORNING BEFORE ENDING FROM WEST TO EAST THIS AFTERNOON AND EVENING. THE CLOUDS ACROSS THE AREA WILL LIMIT HEATING AND THUS THE ATMOSPHERE WILL REMAIN ONLY MARGINALLY UNSTABLE. GIVEN THE LIMITED AMOUNT OF INSTABILITY AND UNFAVORABLE WIND FIELDS ALOFT...THUNDERSTORMS ARE EXPECTED TO REMAIN BELOW SEVERE LIMITS. ACTIVATION OF EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS IS NOT ANTICIPATED AT THIS TIME. AN UPDATED THUNDERSTORM OUTLOOK WILL BE ISSUED AROUND 100 PM.
Nearby
Severe Thunderstorm Warnings in Arkansas, 1997Every severe thunderstorm warning in 1997
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; the sounding from the Mesonet's radiosonde archive.