Alert archive / California / Flash Flood Warnings in 2016
Flash Flood Warning 6, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this flash flood warning at Mar 5, 2016, 11:46 PM PST for Santa Cruz County, California. 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 outline as issued.
The facts
- Issued
- Mar 5, 2016, 11:46 PM PST (07:46 UTC)
- Expired
- Mar 6, 2016, 2:45 AM PST
- In force
- 3 hr
- Issued by
- NWS San Francisco Bay Area, CA
- Area
- Storm-based polygon
- Flood severity
- None
County Santa Cruz County, CA
The radar
The San Francisco radar (KMUX), 19 km from the middle of the area, began a volume at 07:50 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
Oakland, CA (KOAK), launched 00:00Z, 7.8 hours before the alert went out and 86 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
- 31 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 748 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 198 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
778
WGUS56 KMTR 060746
FFWMTR
CAC087-061045-
/O.NEW.KMTR.FF.W.0006.160306T0746Z-160306T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
1146 PM PST SAT MAR 5 2016
THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED
A
* FLASH FLOOD WARNING FOR...
CENTRAL SANTA CRUZ COUNTY IN NORTHERN CALIFORNIA...
* UNTIL 245 AM PST
* AT 1143 PM PST...STREAM GAUGE REPORTS INDICATED THE SOQUEL CREEK
IN SOQUEL HAD GONE ABOVE FLOOD STAGE. RAIN CONTINUES ACROSS SANTA
CRUZ COUNTY AND FURTHER RISES ON THE SOQUEL CREEK ARE POSSIBLE.
FLASH FLOODING IS EXPECTED TO CONTINUE ON THE SOQUEL CREEK FOR THE
NEXT TWO TO FOUR HOURS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CAPITOLA...LIVE OAK...AND SOQUEL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. DO NOT ATTEMPT TO CROSS A FLOODED ROADWAY
WITH YOUR AUTOMOBILE. TURN AROUND...DON'T DROWN.
&&
LAT...LON 3701 12198 3701 12192 3697 12191 3697 12192
3698 12194 3697 12195 3697 12198
$$
DYKEMA1 follow-up statement
851
WGUS76 KMTR 061022
FFSMTR
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
222 AM PST SUN MAR 6 2016
CAC087-061031-
/O.CAN.KMTR.FF.W.0006.000000T0000Z-160306T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SANTA CRUZ CA-
222 AM PST SUN MAR 6 2016
...THE FLASH FLOOD WARNING FOR CENTRAL SANTA CRUZ COUNTY IS
CANCELLED...
THE SOQUEL CREEK AT SOQUEL HAS FALLEN BELOW FLOOD STAGE. HEAVY RAIN
IS NO LONGER EXPECTED. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN
CANCELLED. PLEASE CONTINUE TO HEED ALL ROAD CLOSURES.
LAT...LON 3701 12198 3701 12192 3697 12191 3697 12192
3698 12194 3697 12195 3697 12198
$$The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 4:17 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 6 hr |
| Mar 5, 9:07 PM PST | Small Craft Advisory | MTR | 54 hr | |
| Mar 5, 9:59 PM PST | Flash Flood Warning | MTR | Napa | 3 hr |
| Mar 5, 10:14 PM PST | Flash Flood Watch | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more | 5 hr |
| Mar 5, 10:27 PM PST | Flash Flood Warning | MTR | Santa Cruz | 4 hr |
| Mar 5, 10:41 PM PST | Flash Flood Warning | MTR | Alameda | 4 hr |
| Mar 5, 10:50 PM PST | Flash Flood Warning | MTR | Sonoma | 4 hr |
| Mar 6, 12:12 AM PST | Flash Flood Warning | MTR | Santa Cruz | 108 min |
| Mar 6, 2:24 AM PST | Gale Warning | MTR | 23 hr | |
| Mar 6, 2:24 AM PST | Small Craft Advisory | MTR | 13 hr | |
| Mar 6, 4:57 AM PST | Wind Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 23 hr |
| Mar 6, 5:16 AM PST | Flash Flood Watch | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 23 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.