Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 5, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Mar 10, 2001, 6:24 PM CST for Moore County, Texas. It was in force for 66 min. 3 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
- Mar 10, 2001, 6:24 PM CST (00:24 UTC)
- Expired
- Mar 10, 2001, 7:30 PM CST
- In force
- 66 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Moore County, TX
The radar
The Amarillo radar (KAMA), 69 km from the middle of the area, began a volume at 00:28 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 10, 7:05 PM CST | Hail 0.75 | Sunray, TX | |
| Mar 10, 7:15 PM CST | Hail 1 | Sunray, TX | Hail reported to have covered the ground to a depth of two inches. |
| Mar 10, 7:39 PM CST | 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, 0.4 hours before the alert went out and 70 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
- 204 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 1323 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KAMA 110024 SVRAMA TXC341-110130- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AMARILLO TX 624 PM CST SAT MAR 10 2001 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MOORE COUNTY IN THE TEXAS PANHANDLE * UNTIL 730 PM CST * AT 624 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTHEAST OF DUMAS...MOVING NORTHEAST AT 35 MPH. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... DUMAS...FOUR WAY...LAKE MEREDITH AND SUNRAY LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER. LAT+...LON 3565 10207 3563 10166 3604 10164 3603 10205
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 Mar 10, 2:05 PM CST, 4 hours 19 minutes earlier.
Area forecast discussion, Mar 10, 2:05 PM CST, 4 hours 19 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 205 PM CST SAT MAR 10 2001 SURFACE ANALYSIS SHOWS A SURFACE LOW IN THE OKLAHOMA PANHANDLE. A COLD FRONT WAS MOVING SOUTH ACROSS FAR SOUTHEASTERN COLORADO APPROACHING BOISE CITY. DEWPOINTS IN THE MID 40S WERE ADVECTING NORTH INTO THE NORTHERN PANHANDLE WITH CAPE VALUES APPROACHING 500 J/KG IN THE NORTHWESTERN TEXAS PANHANDLE. AN 850 MB JET WAS POSITIONED ACROSS OKLAHOMA WITH A 500 MB VORTICITY CENTER APPROACHING FROM THE WEST. STRONG PVA WAS PRESENT MOVING INTO EASTERN NEW MEXICO. ALL THIS SHOULD RESULT IN SCATTERED CONVECTION THIS EVENING ESPECIALLY ACROSS THE NORTHERN ZONES. THUNDERSTORMS SHOULD BECOME MORE WIDESPREAD AND WORK THERE WAY INTO THE NORTHEAST ALONG THE COLD FRONT OVERNIGHT. AS A COLD FRONT PUSHES SOUTH THROUGH THE WESTERN ZONES...RAIN COULD CHANGE TO SNOW IN PARTS OF THE NORTHWEST LATE TONIGHT. PRECIPITATION TYPE SHOULD STAY RAIN IN MOST AREAS OR COULD BE MIXED WITH SNOW LATE TONIGHT AND SUNDAY EXCEPT FOR THE NORTHWEST WHERE ALL SNOW LOOKS REASONABLE. AS THE UPPER-LOW SWINGS THROUGH SUNDAY...PRECIPITATION WILL CONTINUE ESPECIALLY NORTH WITH A CHANGEOVER TO ALL SNOW ALL AREAS SUNDAY NIGHT AS THE UPPER-LOW PASSES TO THE NORTHEAST. CONDITIONS SHOULD IMPROVE EARLY MONDAY AS A WEAK SHORTWAVE RIDGE BUILDS IN WITH SURFACE HIGH PRESSURE SLIDING SOUTHEAST FROM THE CENTRAL ROCKIES KEEPING TEMPERATURES COOL MONDAY. THE SHORTWAVE RIDGE SHOULD GIVE WAY TO A WELL-DEFINED UPPER TROUGH SLIDING SOUTHEAST TOWARD THE FORECAST AREA MONDAY NIGHT WHICH COULD RESULT IN SNOWFALL ACROSS MUCH OF THE AREA ONCE AGAIN. FOR THE EXTENDED PERIOD...HIGH PRESSURE PUSHES INTO THE REGION TUESDAY KEEPING TEMPERATURES COOL HOWEVER...A LEE TROUGH SHOULD DEVELOP AND DOMINATE WEDNESDAY. THIS WOULD RESULT IN A TEMPORARY WARM UP AHEAD OF ANOTHER COLD FRONT PUSHING THROUGH WEDNESDAY NIGHT. IF THE FRONT MATERIALIZES...HIGBH PRESSURE WILL DOMINATE THURSDAY AND FRIDAY WITH COOLER TEMPERATURES. PRELIM CCF... AMA 36/44 28/49 29 32- DHT 33/40 26/47 28 43- .AMA... TX...NONE. OK...NONE. CB
Nearby
Severe Thunderstorm Warnings in Texas, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.