Alert archive / California / Flash Flood Warnings in 2016
Flash Flood Warning 1, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this flash flood warning at Jan 6, 2016, 5:33 AM PST for Monterey County, California. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jan 6, 2016, 5:33 AM PST (13:33 UTC)
- Expired
- Jan 6, 2016, 6:30 AM PST
- In force
- 57 min
- Issued by
- NWS San Francisco Bay Area, CA
- Area
- Storm-based polygon
- Flood severity
- None
County Monterey County, CA
The radar
The San Francisco radar (KMUX), 89 km from the middle of the area, began a volume at 13:35 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 12:00Z, 1.6 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 947 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 171 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
352
WGUS56 KMTR 061333
FFWMTR
CAC053-061430-
/O.NEW.KMTR.FF.W.0001.160106T1333Z-160106T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
533 AM PST WED JAN 6 2016
THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED
A
* FLASH FLOOD WARNING FOR...
WEST CENTRAL MONTEREY COUNTY IN CENTRAL CALIFORNIA...
* UNTIL 630 AM PST
* AT 531 AM PST...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE
WARNED AREA. FLASH FLOODING...DEBRIS FLOWS...AND ROCKFALLS MAY
HAVE OCCURRED OR MAY BE EXPECTED TO BEGIN SHORTLY.
THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...SAN CLEMENTE
CREEK...SIERRA CREEK...SAN JOSE CREEK...SOUTH FORK LITTLE SUR
RIVER...LAS GAZAS CREEK...BIG SUR RIVER...LITTLE SUR RIVER...CARMEL
RIVER...BLACK ROCK CREEK...ROCKY CREEK...JUAN HIQUERA CREEK...BIXBY
CREEK...GARRAPATA CREEK...MILL CREEK...PALO COLORADO CANYON AND
PACIFIC OCEAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3628 12185 3631 12190 3632 12189 3634 12189
3636 12191 3639 12190 3640 12192 3643 12192
3649 12194 3649 12180 3629 12178 3625 12184
$$
DRP2 follow-up statements
354
WGUS76 KMTR 061413
FFSMTR
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
613 AM PST WED JAN 6 2016
CAC053-061430-
/O.CON.KMTR.FF.W.0001.000000T0000Z-160106T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONTEREY CA-
613 AM PST WED JAN 6 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 AM PST FOR
WEST CENTRAL MONTEREY COUNTY...
AT 611 AM PST...DOPPLER RADAR HAD INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA IN THE PREVIOUS HOUR.
EXCESSIVE RAINFALL OVER THE WARNED AREA WILL CAUSE MUD SLIDES NEAR
STEEP TERRAIN. THE MUD SLIDE CAN CONSIST OF ROCK...MUD...VEGETATION
AND OTHER LOOSE MATERIALS.
THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...SAN CLEMENTE
CREEK...SIERRA CREEK...SAN JOSE CREEK...SOUTH FORK LITTLE SUR
RIVER...LAS GAZAS CREEK...BIG SUR RIVER...LITTLE SUR RIVER...CARMEL
RIVER...BLACK ROCK CREEK...ROCKY CREEK...JUAN HIQUERA CREEK...BIXBY
CREEK...GARRAPATA CREEK...MILL CREEK...PALO COLORADO CANYON AND
PACIFIC OCEAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3628 12185 3631 12190 3632 12189 3634 12189
3636 12191 3639 12190 3640 12192 3643 12192
3649 12194 3649 12180 3629 12178 3625 12184
$$
DRP475
WGUS76 KMTR 061425
FFSMTR
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
625 AM PST WED JAN 6 2016
CAC053-061435-
/O.EXP.KMTR.FF.W.0001.000000T0000Z-160106T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONTEREY CA-
625 AM PST WED JAN 6 2016
...THE FLASH FLOOD WARNING FOR WEST CENTRAL MONTEREY COUNTY WILL
EXPIRE AT 630 AM PST...
THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO
POSE A THREAT. ADDITIONAL RAIN SHOWERS WILL MOVE ACROSS THE AREA
THIS MORNING AND FURTHER ROCK AND MUD SLIDES MAY BE POSSIBLE.
LAT...LON 3628 12185 3631 12190 3632 12189 3634 12189
3636 12191 3639 12190 3640 12192 3643 12192
3649 12194 3649 12180 3629 12178 3625 12184
$$
DRPThe office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 6, 2:35 AM PST | High Surf Warning | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 35 hr |
| Jan 6, 2:49 AM PST | Small Craft Advisory for Hazardous Seas | MTR | 55 hr | |
| Jan 6, 6:09 AM PST | Areal Flood Advisory | MTR | Santa Clara | 3 hr |
| Jan 6, 8:27 AM PST | Areal Flood Advisory | MTR | Monterey, San Benito, Santa Cruz | 63 min |
| Jan 6, 10:54 AM PST | Areal Flood Advisory | MTR | Monterey, San Benito, Santa Cruz | 111 min |
| Jan 6, 11:38 AM PST | Areal Flood Advisory | MTR | Santa Clara | 52 min |
| Jan 6, 1:49 PM PST | Coastal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, City and County of San Francisco, San Mateo and 3 more | 20 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.