Alert archive / Arkansas / Tornado Warnings in 1998
Tornado Warning 49, NWS Little Rock, AR
NWS Little Rock, AR issued this tornado warning at Nov 10, 1998, 1:18 AM CST for Johnson County, Arkansas. It was in force for 62 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
- Nov 10, 1998, 1:18 AM CST (07:18 UTC)
- Expired
- Nov 10, 1998, 2:20 AM CST
- In force
- 62 min
- Issued by
- NWS Little Rock, AR
- Area
- Whole counties
County Johnson County, AR
The radar
The Western Arkansas radar (KSRX), 87 km from the middle of the area, began a volume at 07:21 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 |
|---|---|---|---|
| Nov 10, 1:35 AM CST | Thunderstorm Wind 50 | Clarksville, AR | |
| Nov 10, 1:45 AM CST | Thunderstorm Wind 50 | Clarksville, AR |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 9, 11:00 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 7.3 hours before the alert went out and 151 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
- 16 J/kg
- Mixed-layer CIN
- -341 J/kg
- Mixed-layer LCL
- 524 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 505 m²/s²
- 0-3 km storm-relative helicity
- 565 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
968 WFUS1 KLIT 100719 RRA TORLIT ARC071-100820- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LITTLE ROCK AR 118 AM CST TUE NOV 10 1998 THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A * TORNADO WARNING FOR... JOHNSON COUNTY IN WESTERN ARKANSAS * UNTIL 220 AM CST * AT 115 AM CST... DOPPLER WEATHER RADAR INDICATED A POSSIBLE TORNADO 20 MILES WEST OF CLARKSVILLE OR 8 MILES WEST OF HUNT...MOVING NORTHEAST AT 45 MPH. * LOCATIONS IN OR NEAR THE PATH OF THIS TORNADO INCLUDE... HUNT AROUND 125 AM CST... OAK GROVE AROUND 125 AM CST... YALE AROUND 130 AM CST... OARK AROUND 135 AM CST... A DOPPLER RADAR DETECTED TORNADO MEANS THAT THERE IS STRONG ROTATION WITHIN A STORM. THE STORM MAY NOT BE PRODUCING A TORNADO AT THE MOMENT...BUT IS EXPECTED TO DURING THE WARNING PERIOD. FOR YOUR PROTECTION...GO INDOORS NOW TO AN INTERIOR ROOM AWAY FROM WINDOWS. 46
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Nov 9, 10:50 PM CST, 2 hours 28 minutes before
ARZ003-012-021-030-037-040-050-051-059-100800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 1050 PM CST MON NOV 9 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT TONIGHT UNTIL 4 AM TUESDAY... A STRONG COLD FRONT HAS BEEN MOVING TOWARD ARKANSAS DURING THE EVENING PRODUCING NUMEROUS INSTANCES OF DAMAGING WINDS AND LARGE HAIL OVER EASTERN OKLAHOMA. SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED AHEAD OF THE COLD FRONT OVER THE WESTERN QUARTER OF THE STATE. THESE SHOWERS HAVE NOT PRODUCED ANY SEVERE WEATHER YET...BUT THE POTENTIAL FOR SEVERE WEATHER EXISTS. THE LINE OF THUNDERSTORMS RIGHT ALONG THE FRONT IS FORECAST TO MOVE INTO THE WESTERN BORDER OF THE STATE AROUND MIDNIGHT OR 1 AM. EVERYONE IS URGED TO KEEP ABREAST OF THE LATEST WEATHER CONDITIONS...AND TO REVIEW SEVERE WEATHER ACTION PLANS AND SAFETY RULES. 32
Special weather statement, Nov 9, 10:50 PM CST, 2 hours 28 minutes before
ARZ003-012-021-030-037-040-050-051-059-100800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 1050 PM CST MON NOV 9 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT TONIGHT UNTIL 4 AM TUESDAY... A STRONG COLD FRONT HAS BEEN MOVING TOWARD ARKANSAS DURING THE EVENING PRODUCING NUMEROUS INSTANCES OF DAMAGING WINDS AND LARGE HAIL OVER EASTERN OKLAHOMA. SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED AHEAD OF THE COLD FRONT OVER THE WESTERN QUARTER OF THE STATE. THESE SHOWERS HAVE NOT PRODUCED ANY SEVERE WEATHER YET...BUT THE POTENTIAL FOR SEVERE WEATHER EXISTS. THE LINE OF THUNDERSTORMS RIGHT ALONG THE FRONT IS FORECAST TO MOVE INTO THE WESTERN BORDER OF THE STATE AROUND MIDNIGHT OR 1 AM. EVERYONE IS URGED TO KEEP ABREAST OF THE LATEST WEATHER CONDITIONS...AND TO REVIEW SEVERE WEATHER ACTION PLANS AND SAFETY RULES. 32
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 10, 12:53 AM CST | Severe Thunderstorm Warning | LZK | Logan, Scott | 62 min |
| Nov 10, 1:14 AM CST | Severe Thunderstorm Warning | LZK | Polk | 66 min |
| Nov 10, 1:38 AM CST | Tornado Warning | LZK | Newton | 62 min |
| Nov 10, 1:51 AM CST | Severe Thunderstorm Warning | LZK | Montgomery, Pope, Yell | 64 min |
| Nov 10, 1:51 AM CST | Severe Thunderstorm Warning | LZK | Pike | 64 min |
| Nov 10, 1:55 AM CST | Severe Thunderstorm Warning | LZK | Logan | 35 min |
| Nov 10, 1:57 AM CST | Severe Thunderstorm Warning | LZK | Boone | 48 min |
| Nov 10, 2:08 AM CST | Tornado Warning | LZK | Pope, Searcy | 47 min |
| Nov 10, 2:14 AM CST | Tornado Warning | LZK | Boone, Marion | 46 min |
| Nov 10, 2:35 AM CST | Severe Thunderstorm Warning | LZK | Van Buren | 55 min |
| Nov 10, 2:39 AM CST | Tornado Warning | LZK | Baxter | 51 min |
| Nov 10, 2:55 AM CST | Tornado Warning | LZK | Stone | 50 min |
| Nov 10, 2:57 AM CST | Severe Thunderstorm Warning | LZK | Garland, Hot Spring, Perry | 63 min |
| Nov 10, 2:57 AM CST | Severe Thunderstorm Warning | LZK | Clark | 63 min |
| Nov 10, 2:57 AM CST | Severe Thunderstorm Warning | LZK | Conway | 63 min |
| Nov 10, 3:04 AM CST | Severe Thunderstorm Warning | LZK | Fulton, Izard | 61 min |
| Nov 10, 3:18 AM CST | Severe Thunderstorm Warning | LZK | Saline | 52 min |
| Nov 10, 3:29 AM CST | Severe Thunderstorm Warning | LZK | Cleburne, Faulkner, Pulaski | 61 min |
| Nov 10, 3:39 AM CST | Severe Thunderstorm Warning | LZK | Dallas, Grant | 56 min |
| Nov 10, 3:57 AM CST | Severe Thunderstorm Warning | LZK | Independence, Sharp | 48 min |
| Nov 10, 4:21 AM CST | Severe Thunderstorm Warning | LZK | Jackson, White | 54 min |
| Nov 10, 4:21 AM CST | Severe Thunderstorm Warning | LZK | Jefferson, Lonoke | 54 min |
| Nov 10, 4:49 AM CST | Severe Thunderstorm Warning | LZK | Arkansas, Monroe, Prairie | 61 min |
| Nov 10, 4:49 AM CST | Severe Thunderstorm Warning | LZK | Woodruff | 61 min |
Nearby
Tornado Warnings in Arkansas, 1998Every tornado warning in 1998Tornadoes 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.