Alert archive / Florida / Flash Flood Warnings in 1998
Flash Flood Warning 2, NWS Melbourne, FL
NWS Melbourne, FL issued this flash flood warning at Feb 23, 1998, 12:21 AM EST for Volusia County, Florida. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 23, 1998, 12:21 AM EST (05:21 UTC)
- Expired
- Feb 23, 1998, 3:30 AM EST
- In force
- 3 hr
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Volusia County, FL
The radar
The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 05:20 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.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 00:00Z, 5.4 hours before the alert went out and 168 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 778 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- -91 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMLB 230522 FFWMLB FLC127-230830- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 1221 AM EST MON FEB 23 1998 THE NATIONAL WEATHER SERVICE IN MELBOURNE FL HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 330 AM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL FLORIDA ...VOLUSIA COUNTY AT 1220 AM...REPORTS OF FLOODING WERE RECEIVED FROM VOLUSIA COUNTY NEAR THE INTERSECTION OF HIGHWAYS 17 AND 92 NEAR ORANGE CITY AND DELAND. ADDITIONAL THUNDERSTORMS WILL BE MOVING NORTHEAST ALONG THE INTERSTATE 4 CORRIDOR AND PRODUCING ANOTHER 1-2 INCHES OF RAINFALL. THIS WILL LIKELY CAUSE ADDITIONAL FLOODING TO AROUND DAYTONA BEACH AND PORT ORANGE. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LASCODY
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 22, 9:45 PM EST | Tornado Warning | MLB | Lake | 65 min |
| Feb 22, 10:22 PM EST | Tornado Warning | MLB | Volusia | 53 min |
| Feb 22, 11:20 PM EST | Tornado Warning | MLB | Volusia | 45 min |
| Feb 22, 11:27 PM EST | Tornado Warning | MLB | Lake | 63 min |
| Feb 22, 11:37 PM EST | Tornado Warning | MLB | Orange | 63 min |
| Feb 22, 11:56 PM EST | Tornado Warning | MLB | Seminole | 59 min |
| Feb 23, 12:14 AM EST | Tornado Warning | MLB | Volusia | 61 min |
| Feb 23, 12:22 AM EST | Tornado Warning | MLB | Osceola | 58 min |
| Feb 23, 12:40 AM EST | Flash Flood Warning | MLB | Orange, Seminole | 3 hr |
| Feb 23, 12:40 AM EST | Tornado Warning | MLB | Orange | 45 min |
| Feb 23, 1:19 AM EST | Tornado Warning | MLB | Orange, Osceola | 61 min |
| Feb 23, 1:23 AM EST | Tornado Warning | MLB | Brevard | 62 min |
| Feb 23, 2:27 AM EST | Tornado Warning | MLB | Brevard | 48 min |
| Feb 23, 3:04 AM EST | Tornado Warning | MLB | Osceola | 56 min |
| Feb 23, 3:16 AM EST | Tornado Warning | MLB | Brevard | 59 min |
Nearby
Flash Flood Warnings in Florida, 1998Every flash flood 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.