Alert archive / Missouri / Tornado Warnings in 1998
Tornado Warning 22, NWS Springfield, MO
NWS Springfield, MO issued this tornado warning at May 21, 1998, 4:20 PM CDT for Camden County, Missouri. It was in force for 50 min. 4 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 21, 1998, 4:20 PM CDT (21:20 UTC)
- Expired
- May 21, 1998, 5:10 PM CDT
- In force
- 50 min
- Issued by
- NWS Springfield, MO
- Area
- Whole counties
County Camden County, MO
The radar
The Springfield radar (KSGF), 104 km from the middle of the area, began a volume at 21:22 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 |
|---|---|---|---|
| May 21, 4:40 PM CDT | Hail 1.75 | Sunrise Beach, MO | |
| May 21, 4:40 PM CDT | Tornado F0 | Hurricane Deck, MO | A weak tornado briefly touched down near Lake Road 5-61 near RY-SEN-SUN Estates and Standing Rock Campground. Several trees were uprooted, with one tree falling on a mobile home. A radio tower in the area was also blown down. |
| May 21, 5:08 PM CDT | Hail 0.88 | Freedom, MO | |
| May 21, 5:20 PM CDT | Hail 1.25 | Stoutland, MO |
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
Springfield, MO (KSGF), launched 12:00Z, 9.3 hours before the alert went out and 155 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
- 2242 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 1149 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSGF 212120 RRA TORSGF MOC029-212210- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SPRINGFIELD MO 420 PM CDT THU MAY 21 1998 THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A * TORNADO WARNING FOR... CAMDEN COUNTY IN CENTRAL MISSOURI * UNTIL 510 PM CDT * AT 417 PM DOPPLER RADAR INDICATED A TORNADO 3 MILES NORTHEAST OF CLIMAX SPRINGS...OR 15 MILES NORTHWEST OF CAMDENTON.. THIS STORM WAS MOVING EAST-SOUTHEAST AT 25 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... BARNUMTON BY 430 PM HURRICANE DECK AND LINN CREEK BY 435 CAMDENTON BY 435 IN AN OFFICE BUILDING OR SCHOOL...GO TO AN INTERIOR HALLWAY ON THE LOWEST FLOOR OR MOVE TO A DESIGNATED STORM SHELTER. AVOID GYMNASIUMS...AUDITORIUMS...AND SUPERMARKETS. DTR/MS
The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 3:56 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Camden, Morgan | 59 min |
| May 21, 4:49 PM CDT | Severe Thunderstorm Warning | SGF | Miller | 51 min |
| May 21, 5:09 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Pulaski | 66 min |
| May 21, 5:55 PM CDT | Tornado Warning | SGF | Texas | 65 min |
| May 21, 6:53 PM CDT | Tornado Warning | SGF | Shannon | 62 min |
Nearby
Tornado Warnings in Missouri, 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.