Hail, Llano
- When
- March 18, 4:10 AM CST to 4:15 AM CST
- Where
- Llano County, 16 mi S of Llano
- Measured
- 0.75 in hail
- Reported by
- GENERAL PUBLIC
- Coordinates
- 30.517, -98.667
Hail in Texas, March 18, 2003
1 hail, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before the first event at Mar 18, 2:39 AM CST, 1 hour 31 minutes earlier.
Area forecast discussion, Mar 18, 2:39 AM CST, 1 hour 31 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 239 AM CST TUE MAR 18 2003 CONVECTION FIRING OVER NORTHWEST HILL COUNTRY MOVING RAPIDLY NORTHEAST WITH THE STEERING WINDS. DRY LINE HAS MOVED INTO AREA AND WAS LAST SEEN MOVING SOUTHEAST AT 24 KTS. ORIENTATION OF WINDS ALOFT WILL KEEP DRY LINE MOVING EAST BUT NOT MUCH TO THE SOUTH. ALSO BECAUSE OF WESTERLY WINDS ALOFT, DOWNSLOPE OFF THE ROCKIES WILL LOWER THE P.W.S OUT WEST, SO WILL NOT MENTION POPS OVER THERE WITH THIS PACKAGE. THE SEVERE WX THREAT LOOKS GOOD FOR THE NORTHEAST COUNTIES AS THIS PART WILL BE IN THE LEFT FRONT QUAD OF THE UPPER LEVEL JET WITH GOOD VEERING IN THE LOW LEVELS. LOWER THICKNESS ADVECTION AND SFC GRADIENT BEHIND DRY LINE WILL KEEP WEST AND SOUTHWEST WINDS GUSTING TODAY. TONIGHT...DRY LINE/PACIFIC FRONT IS NOW EAST OF OUR CWA AND HANGING NEAR THE MIDDLE TX COAST. SOME LIMITED WRAP AROUND CLOUDINESS TONIGHT WITH TEMPS SLIGHTLY BELOW NORMAL. WEDNESDAY...CAA ENDS DURING THE MORNING AND SOUTHWEST TO WEST WINDS LIGHTEN UP. DAYTIME HIGHS SHUD BE WELL ABOVE NORMAL. WEDNESDAY NIGHT...THE CANADIAN AIR IS NOW READY TO FLOW SOUTH INTO TEXAS BEHIND THE EXITING UPPER LOW. SFC WINDS WILL SHIFT TO THE NORTHWEST AT 10 TO 15 MPH WITH GUSTS TO 25 MPH. TEMPS ABOUT THE SAME AS TONIGHT. THURSDAY...STRONG SHORT WAVE TROUGH MOVES THROUGH TEXAS WITH A LOW POP FOR SPRINKLES EASTERN SECTIONS. LIGHT NORTH WINDS PREVAIL UNDER MOSTLY SUNNY SKIES. TEMPS NEAR SEASONAL NORMS. THURSDAY NIGHT...LIGHT WINDS AND SUBSIDENT REGIME WILL ALLOW GOOD RADIATIONAL COOLING. EXPECT MINS 10 DEGREES BELOW NORM. FRIDAY THROUGH MONDAY...CLOUDS AND FOG RETURN FRIDAY AS THE NEXT UPPER LOW DIGS SOUTHEAST ACROSS THE ROCKIES AND MOVES INTO WEST TEXAS SATURDAY MORNING. ATMOSPHERIC DESTABILIZATION SATURDAY WILL SET US UP FOR A ROUND OF SHOWERS AND THUNDERSTORMS ENDING SUNDAY AS THE UPPER LOW MOVES ACROSS NORTH TEXAS. A CLEAR DRY MONDAY IN STORE. PRELIM NUMBER... AUS 76 45 77 45 71 40001 SAT 78 48 80 50 75 40001 DRT 82 51 84 51 78 -0000 .EWX...SLGT RISK SVR TSTMS TODAY KERRVILLE TO SAN ANTONIO TO CUERO AND EASTWARD. 06/08 . .EWX...NONE.
Hazardous weather outlook, Mar 18, 3:32 AM CST, 38 minutes before
TXZ171>173-183>194-202>209-217>225-228-181200- HAZARDOUS WEATHER OUTLOOK UPDATED NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 332 AM CST TUE MAR 18 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE... A CHANCE OF SHOWERS AND THUNDERSTORMS TONIGHT OVER PARTS OF THE HILL COUNTRY. SOME THUNDERSTORMS COULD BE CLOSE TO SEVERE... CAUSING STRONG WINDS AND HAIL. SPOTTER ACTIVATION MAY BE REQUIRED. .DAYS TWO THROUGH SEVEN... A CHANCE OF SHOWERS AND THUNDERSTORMS TUESDAY OVER THE HILL COUNTRY TO PARTS OF CENTRAL TEXAS. RAIN IS NOT EXPECTED WEDNESDAY THROUGH FRIDAY. ON SATURDAY AND SUNDAY...AN EARLY SPRING WEATHER SYSTEM WILL APPROACH PARTS OF CENTRAL AND SOUTH CENTRAL TEXAS FROM THE WEST...CAUSING A CHANCE OF SHOWERS OR THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TUESDAY.
The radar
The Austin/San Antonio radar (KEWX), 109 km away, was scanning. The volume nearest the first event began at 10:12 UTC.
Event by event
1 hail. Local standard time, as filed.
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flooding in New York, March 18 to 23, 2003
- Tornadoes and Hail in Louisiana, March 18, 2003
- Tornadoes and Hail in Mississippi, March 18, 2003
- Tornado and Damaging Winds in Texas, March 18, 2003
- Rip Current in Florida, March 18, 2003
- Marine Thunderstorm Winds in Gulf of Mexico, March 18, 2003
- Damaging Winds in Florida, March 18, 2003
- Hail in Alabama, March 18, 2003
- Heavy Snow in Idaho, March 18, 2003
- Damaging Wind in Texas, March 18, 2003
- Damaging Wind in Texas, March 18, 2003
- High Wind in New Mexico, March 18, 2003
More
Every storm in Texas in 2003Every state in 2003This day in weather historyWarnings in Texas, March 2003
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5347971.