Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 2, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Jan 4, 1998, 7:41 PM CST for Bosque County, Texas. It was in force for 64 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
- Jan 4, 1998, 7:41 PM CST (01:41 UTC)
- Expired
- Jan 4, 1998, 8:45 PM CST
- In force
- 64 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Bosque County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 81 km from the middle of the area, began a volume at 01:40 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 |
|---|---|---|---|
| Jan 4, 8:00 PM CST | Hail 0.75 | Clifton, 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
Fort Worth, TX (KFWD), launched 00:00Z, 1.7 hours before the alert went out and 108 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
- 1525 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 547 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFTW 050140 RRA SVRFTW TXC035-050245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE FORT WORTH TX 741 PM CST SUN JAN 4 1998 THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL TEXAS ...BOSQUE COUNTY DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR CLIFTON AND MOVING NORTH AT 30 MPH. THIS S6TORM WILL PRODUCE HAIL UP TO ONE INCH... DAMAGING WINDS AND VERY HEAVY RAINFALL.
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.
In the hours before
Local storm report, Jan 4, 6:30 PM CST, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
630 PM CST SUN JAN 04 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0422 PM MC KINNEY TX .75 INCH HAIL
01/04/98 COLLIN 3 MILES SOUTH OF MC KINNEY
0425 PM ALLEN TX 1 INCH HAIL
01/04/98 COLLIN
0430 PM BRANCH TX 1 INCH HAIL
01/04/98 COLLIN
0440 PM MC KINNEY TX FLOODING
01/04/98 COLLIN STREET FLOODING IN
MC KINNEY AND BLUE RIDGE.
HWY 380 SHUT DOWN IN
MCKINNEY.Local storm report, Jan 4, 6:30 PM CST, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
630 PM CST SUN JAN 04 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0422 PM MC KINNEY TX .75 INCH HAIL
01/04/98 COLLIN 3 MILES SOUTH OF MC KINNEY
0425 PM ALLEN TX 1 INCH HAIL
01/04/98 COLLIN
0430 PM BRANCH TX 1 INCH HAIL
01/04/98 COLLIN
0440 PM MC KINNEY TX FLOODING
01/04/98 COLLIN STREET FLOODING IN
MC KINNEY AND BLUE RIDGE.
HWY 380 SHUT DOWN IN
MCKINNEY.The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 7:04 PM CST | Flash Flood Warning | FWD | Erath | 3 hr |
| Jan 4, 7:19 PM CST | Tornado Warning | FWD | Erath | 56 min |
| Jan 4, 7:50 PM CST | Flash Flood Warning | FWD | Bell | 3 hr |
| Jan 4, 8:08 PM CST | Flash Flood Warning | FWD | Collin, Fannin, Grayson | 5 hr |
| Jan 4, 8:08 PM CST | Flash Flood Warning | FWD | Denton | 5 hr |
| Jan 4, 8:18 PM CST | Flash Flood Warning | FWD | Falls, McLennan | 5 hr |
| Jan 4, 8:22 PM CST | Severe Thunderstorm Warning | FWD | Falls | 38 min |
| Jan 4, 8:36 PM CST | Flash Flood Warning | FWD | Dallas | 4 hr |
| Jan 4, 9:02 PM CST | Tornado Warning | FWD | Falls | 28 min |
| Jan 4, 9:30 PM CST | Severe Thunderstorm Warning | FWD | Falls | 60 min |
| Jan 4, 9:35 PM CST | Flash Flood Warning | FWD | Parker, Tarrant | 3 hr |
| Jan 4, 9:57 PM CST | Flash Flood Warning | FWD | Ellis | 3 hr |
| Jan 4, 9:59 PM CST | Severe Thunderstorm Warning | FWD | Limestone | 61 min |
| Jan 4, 10:30 PM CST | Severe Thunderstorm Warning | FWD | Falls | 30 min |
| Jan 4, 10:58 PM CST | Flash Flood Warning | FWD | Limestone | 3 hr |
| Jan 4, 11:00 PM CST | Severe Thunderstorm Warning | FWD | Limestone | 30 min |
| Jan 4, 11:09 PM CST | Severe Thunderstorm Warning | FWD | Freestone | 66 min |
| Jan 5, 12:10 AM CST | Severe Thunderstorm Warning | FWD | Freestone | 35 min |
| Jan 5, 12:39 AM CST | Severe Thunderstorm Warning | FWD | Anderson | 66 min |
| Jan 5, 12:48 AM CST | Flash Flood Warning | FWD | Fannin | 3 hr |
| Jan 5, 12:48 AM CST | Flash Flood Warning | FWD | Falls, Limestone | 3 hr |
| Jan 5, 3:52 AM CST | Flash Flood Warning | FWD | Falls, Limestone | 3 hr |
| Jan 5, 5:06 PM CST | Severe Thunderstorm Warning | FWD | Leon | 69 min |
| Jan 5, 5:43 PM CST | Severe Thunderstorm Warning | FWD | Mills | 62 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; radar from the NEXRAD Level II archive.