WxDecoder

CA39 Weather Belos Cavalos Airport

Santa Rosa, CaliforniaElevation 450 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KSTS · 13 NM W · 49 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KSTS
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
ACTIVE NWS ALERTS

Active weather alerts

Coastal Flood AdvisoryMinor · Expected · Likely
24 2034Z to 29 2200Z
San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
* WHAT...Up to 1.9ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bay Shoreline locations of San Francisco Bay, Monterey Bay and Big Sur Coast. * WHEN...Until 3 PM PDT Thursday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water an…
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

Alerts from the National Weather Service. For situational awareness only; always confirm against an official briefing.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind calm, temperature 13.33C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests sunday partly sunny, high near 72F, low near 46F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Sunday Partly Sunny 72/46 SSE 4 kt – 1%
Monday Sunny 67/44 W 6 kt – 3%
Tuesday Sunny 68/46 WNW 4 kt – 0%
Wednesday Partly Sunny 66/47 W 4 kt – 2%
Thursday Mostly Sunny 64/44 W 4 kt – 12%
Friday Mostly Sunny then Slight Chance Light Rain 62/43 WNW 5 kt – 24%
Saturday Chance Light Rain 62 WNW 4 kt – 25%

Source: National Weather Service (office MTR). Forecast issued 0942Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for CA39. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

2 runways · longest 2,500 ft

E/W
Dimensions
2,500 x 70 ft
Surface
Dirt
RWY E
Traffic patternLeft
RWY W
Traffic patternLeft
N/S
Dimensions
1,500 x 80 ft
Surface
Dirt
RWY N
Traffic patternLeft
RWY S
Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
450 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0120Z 6:20 PM
Sunrise
1429Z 7:29 AM
Loggable night
0147Z (6:47 PM local) → 1402Z (7:02 AM local)
end of evening to start of morning civil twilight
Position lights required
0120Z (6:20 PM local) → 1429Z (7:29 AM local)
sunset to sunrise (91.209)
Night passenger currency
0220Z (7:20 PM local) → 1329Z (6:29 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Belos Cavalos Airport is in Santa Rosa, California. Field elevation 450 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerANGEL CONTRERAS
Manager phone(707) 758-7715
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATACA39
SectionalSAN FRANCISCO
Center (ARTCC)OAKLAND
Flight service (AFSS)OAKLAND
RegionCalifornia
CountryUnited States
Coordinates38.4346, -122.5635
Distance from city6 NM E
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

CA39 has no on-field report. Nearest reporting station: KSTS (13 NM W, VFR).

KSTS Charles M. Schulz Sonoma County Airport
13 NM W
VFR
KDVO Marin County Airport - Gnoss Field
17 NM S
VFR
KAPC Napa County Airport
19 NM SE
VFR
KSUU Travis Air Force Base
32 NM E
VFR
KCCR Buchanan Field
36 NM SE
VFR
KOAK Oakland San Francisco Bay Airport
46 NM S
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC OAKLAND ARTCC AT 510-745-3380.
›RWY HAS X'S ON EACH END.
›FIRST REPORTED 3/28/64-13 MI SE SONOMA CO ARPT.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗CA39 on OurAirports
FREQUENTLY ASKED
Does CA39 have a METAR?
No on-field METAR is issued for CA39. This page uses the nearest reporting station as a reference.
Does CA39 have a TAF?
No TAF is issued directly for CA39. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at CA39?
CA39 sits at 450 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for CA39?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.