Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 25, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at May 26, 1998, 9:38 PM CDT for Moore County, Sherman County, Texas. It was in force for 67 min. 2 reports 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 26, 1998, 9:38 PM CDT (02:38 UTC)
- Expired
- May 26, 1998, 10:45 PM CDT
- In force
- 67 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
Counties Moore County, TX, Sherman County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 26, 10:11 PM CDT | Hail 0.75 | Lautz, TX | |
| May 26, 10:35 PM CDT | Hail 0.75 | Dumas, TX |
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
Amarillo Airport, TX (KAMA), launched 00:00Z, 2.6 hours before the alert went out and 94 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
- 2322 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1554 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 9.9
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.
NWS Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 26, 3:15 PM CDT, 6 hours 23 minutes earlier.
Area forecast discussion, May 26, 3:15 PM CDT, 6 hours 23 minutes before
FPUS3 KAMA 262016 AFDAMA TEXAS/OKLAHOMA PANHANDLES AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 315 PM CDT TUE MAY 26 1998 SFC DWPTS IN 50S OVR ALL OF FCST AREA ATTM XCPT SERN TX PNHDL WHERE LOWER 60S DWPTS IN PLACE. AMS IS VERY UNSTABLE AREA-WIDE WITH ADAP INDCG LI/S IN -6 TO -9 RANGE ATTM. CAP IS NON-EXISTENT. DRYLN OVR ERN NM W OF CAO-TCC-ROW. OLD FRONTAL BNDRY LIES S OF CVS-LBB-SPS. WITH APCH OF WK H5 SHTWV NEARING ELP ATTM FEEL THAT CNVTN WL BE OCRG DURG EVE...DVLPG ON AFOREMENTIONED BNDRYS AND THEN MOVG NEWD. MODELS DVLP LLJ DURG NGT WHICH WL SERVE AS LOW-LVL SUPPORT FOR TRW. WL PLACE HIST POPS IN SWRN ZNS ON E SIDE OF BOTH SFC MSTR AXIS AND LLJ AXIS. ON WED...SFC WLYS BGN TO MOV IN...DRYING OUT LOW LVLS. WL LEAVE OUT POPS XCPT FOR SERN ZNS LATE AFTN AND EVE ON WED...WHERE MSTR WL ENDURE LONGEST. THEN H5 HGHTS WL BE INCRG AS RDG BUILDS THRU SAT. BY SUN... H5 FLOW WL INCR AS RDG IS DAMPENED AHD OF NEXT H5 LONGWV TROF. WL CARRY SLGT CHC TRW ALL SXNS FOR SUN. 03 .AMA... TX...NONE. OK...NONE. COCKRELL
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 8:53 PM CDT | Severe Thunderstorm Warning | AMA | Potter, Randall | 47 min |
| May 26, 9:46 PM CDT | Severe Thunderstorm Warning | AMA | Hartley | 34 min |
| May 26, 10:19 PM CDT | Tornado Warning | AMA | Hartley, Moore | 36 min |
| May 26, 11:41 PM CDT | Severe Thunderstorm Warning | AMA | Hutchinson | 64 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1998Every severe thunderstorm warning in 1998
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.