Alert archive / California / Special Weather Statements in 2019
Special Weather Statement, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this special weather statement at Jan 6, 2019, 12:12 PM PST for Santa Cruz County, California. It was in force for 18 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, 2019, 12:12 PM PST (20:12 UTC)
- Expired
- Jan 6, 2019, 12:30 PM PST
- In force
- 18 min
- Issued by
- NWS San Francisco Bay Area, CA
County Santa Cruz County, CA
The radar
The San Francisco radar (KMUX), 25 km from the middle of the area, began a volume at 20:13 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
Reno, NV (KREV), launched 12:00Z, 8.2 hours before the alert went out and 443 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
- 898 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 161 m²/s²
- 0-3 km storm-relative helicity
- 167 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this special weather statement went out at Jan 6, 10:19 AM PST, 1 hour 53 minutes earlier.
Area forecast discussion, Jan 6, 10:19 AM PST, 1 hour 53 minutes before
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</html>In the hours before
Special weather statement, Jan 6, 8:31 AM PST, 3 hours 41 minutes before
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</html>Special weather statement, Jan 6, 10:22 AM PST, 1 hour 50 minutes before
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</html>Special weather statement, Jan 6, 11:58 AM PST, 14 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
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Please try again in a few minutes.
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</html>Special weather statement, Jan 6, 12:12 PM PST, 0 minutes before
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<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 6, 2:30 AM PST | Wind Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 22 hr |
| Jan 6, 2:54 AM PST | Gale Warning | MTR | 18 hr | |
| Jan 6, 10:22 AM PST | Special Weather Statement | MTR | Monterey | 23 min |
| Jan 6, 10:39 AM PST | Areal Flood Advisory | MTR | Monterey | 50 min |
| Jan 6, 11:58 AM PST | Special Weather Statement | MTR | Santa Cruz | 17 min |
| Jan 6, 12:57 PM PST | Special Marine Warning | MTR | 18 min | |
| Jan 6, 1:50 PM PST | Areal Flood Advisory | MTR | Marin | 3 hr |
Nearby
Special Weather Statements in California, 2019Every special weather statement in 2019
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.