Alert archive / California / Flash Flood Warnings in 2016
Flash Flood Warning 3, NWS San Diego, CA
NWS San Diego, CA issued this flash flood warning at Jan 5, 2016, 3:14 PM PST for San Diego County, California. It was in force for 3 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jan 5, 2016, 3:14 PM PST (23:14 UTC)
- Expired
- Jan 5, 2016, 6:15 PM PST
- In force
- 3 hr
- Issued by
- NWS San Diego, CA
- Area
- Storm-based polygon
- Flood severity
- None
County San Diego County, CA
The radar
The San Diego radar (KNKX), 29 km from the middle of the area, began a volume at 23:14 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 5, 3:21 PM PST | FLOOD | 3 Sse Del Mar, CA | I-5 AND CARMEL VALLEY RD OFFRAMP FLOODED. |
| Jan 5, 3:34 PM PST | FLOOD | 3 Sse Escondido, CA | FLOODED INTERSECTION: SUMMIT ROAD AND MARY LANE IN ESCONDIDO. |
| Jan 5, 3:56 PM PST | HEAVY RAIN 1 | Poway, CA | HEAVY RAINFALL REPORTED BY AUTOMATED GAGES OF 0.60 INCHES IN 15 MINUTES. 1 INCH IN ONE HOUR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 11.2 hours before the alert went out and 40 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
- 4 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 474 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
373
WGUS56 KSGX 052314
FFWSGX
CAC073-060215-
/O.NEW.KSGX.FF.W.0003.160105T2314Z-160106T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN DIEGO CA
314 PM PST TUE JAN 5 2016
THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN SAN DIEGO COUNTY IN SOUTHWESTERN CALIFORNIA...
* UNTIL 615 PM PST
* AT 313 PM PST...DOPPLER RADAR INDICATED A LARGE AREA OF HEAVY
RAIN ACROSS NORTHERN SAN DIEGO COUNTY. FLASH FLOODING WILL
LIKELY BEGIN SHORTLY. RADAR ESTIMATES 0.50 TO 1.00 INCH PER HOUR
RAINFALL RATES. THIS INCLUDES THE HIGH THREAT FOR DEBRIS FLOW
WITHIN THE COCOS FIRE SCAR AND WITHIN URBAN AND DRY CREEK DRAINAGES.
HEAVY RAINFALL WILL IMPACT CREEKS WHICH DRAIN THROUGH VALLEY CENTER
AND THE FOOTHILLS OF PALOMAR MOUNTAIN.
* SOME LOCATIONS THAT WILL LIKELY EXPERIENCE FLOODING INCLUDE...
OCEANSIDE...CARLSBAD...VISTA...ENCINITAS...POWAY...RAMONA...DEL
MAR...VALLEY CENTER...UNIVERSITY CITY AND FALLBROOK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
&&
LAT...LON 3286 11724 3290 11726 3297 11726 3311 11732
3317 11735 3321 11740 3327 11743 3333 11726
3343 11708 3343 11683 3340 11670 3307 11679
$$
HARRISON2 follow-up statements
643
WGUS76 KSGX 060023
FFSSGX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
423 PM PST TUE JAN 5 2016
CAC073-060215-
/O.CON.KSGX.FF.W.0003.000000T0000Z-160106T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN DIEGO CA-
423 PM PST TUE JAN 5 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 PM PST FOR
NORTHWESTERN SAN DIEGO COUNTY...
AT 420 PM PST...HEAVY RAIN IS TAPERING OFF IN NORTHERN SAN DIEGO
COUNTY HOWEVER ADDITIONAL MODERATE SHOWERS ARE EXPECTED THROUGH 5 PM.
RAINFALL AMOUNTS OF 1.00 TO 1.50 INCHES OCCURRED IN ABOUT 2 HOURS.
SMALL STREAMS AND DRY CREEKS WILL CONTINUE TO RISE INCLUDING ESCONDIDO CREEK
WITH DANGEROUS WATER FLOWS.
SOME LOCATIONS THAT WILL LIKELY EXPERIENCE FLOODING INCLUDE...
OCEANSIDE...CARLSBAD...VISTA...ENCINITAS...POWAY...RAMONA...DEL
MAR...VALLEY CENTER...UNIVERSITY CITY AND FALLBROOK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
&&
LAT...LON 3286 11724 3290 11726 3297 11726 3311 11732
3317 11735 3321 11740 3327 11743 3333 11726
3343 11708 3343 11683 3340 11670 3307 11679
$$
TARDY495
WGUS76 KSGX 060215
FFSSGX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
615 PM PST TUE JAN 5 2016
CAC073-060223-
/O.EXP.KSGX.FF.W.0003.000000T0000Z-160106T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN DIEGO CA-
615 PM PST TUE JAN 5 2016
...THE FLASH FLOOD WARNING FOR NORTHWESTERN SAN DIEGO COUNTY WILL
EXPIRE AT 615 PM PST...
THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT ACROSS NORTHERN SAN DIEGO COUNTY. WATER FLOWS IN LARGER CREEKS
WILL CONTINUE TO RUN HIGH BUT THE THREAT FOR FLASH FLOODING HAS ENDED.
PLEASE CONTINUE TO HEED ALL ROAD CLOSURES.
LAT...LON 3286 11724 3290 11726 3297 11726 3311 11732
3317 11735 3321 11740 3327 11743 3333 11726
3343 11708 3343 11683 3340 11670 3307 11679
$$
TARDYThe office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 7:34 PM PST | Small Craft Advisory | SGX | 4 days | |
| Jan 5, 11:58 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino | 5 hr |
| Jan 5, 12:06 PM PST | Flash Flood Warning | SGX | Orange | 4 hr |
| Jan 5, 1:46 PM PST | Flash Flood Warning | SGX | Riverside, San Diego | 3 hr |
| Jan 5, 1:51 PM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Diego | 4 hr |
Nearby
Flash Flood Warnings in California, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.