KSFO/SFO METAR & TAF San Francisco International Airport

San Francisco, CaliforniaElevation 13 ftLarge airport
CURRENT STATUS
VFR28 min old
No ceiling, visibility 10 SM.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
220@3
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
-213 ft
-226 ft vs field
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.

CURRENT METAR

Decoded observation

Observed 0756Z (12:56 AM local) · 28 min old

KSFO is currently VFR. Winds are from the southwest at 3 knots. Visibility is 10 statute miles. There is no ceiling.

WIND
220° at 3 kt
Steady.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
CLR
FEW and SCT layers are not ceilings.
TEMP / DEWPOINT
14°C / 5°C
57°F / 41°F. 9°C spread.
ALTIMETER
30.03 inHg
1016.9 hPa, near standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.

Codes in this report: CLR RMK AO2

Hover or tap any group for a plain-English explanation.

REMARKS: DECODED
AO2
automated station with a precipitation discriminator (can tell rain from snow)
SLP170
sea-level pressure 1017.0 hPa
T01390050
precise temperature 13.9°C, dew point 5.0°C
402330106
24-hour maximum 23.3°C, minimum 10.6°C
TERMINAL AERODROME FORECAST

TAF timeline

Issued 0520Z (10:20 PM local) · valid to 1200Z (5:00 AM local)

KSFO forecast starts VFR at 06Z. Conditions are roughly steady over the period.

VFR
VFR
BKN20020,000 ft
BKN20020,000 ft
0600Z11:00 PM1200Z5:00 AM1800Z11:00 AM0000Z5:00 PM0600Z11:00 PM1200Z5:00 AM

Codes in this report: P6SM SKC FEW BKN SCT

Tap any group to decode it.

FAA: no delays reported at SFO.

Source: FAA System Operations (ASWS). Operational status only; verify with official FAA sources and NOTAMs.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No significant weather concerns in the current report.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

Current aviation conditions show flight category VFR, wind from 220° at 3 kt, visibility 10 SM, ceiling none. Forecast suggests sunday partly sunny, high near 69F, low near 54F, 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 69/54 NW 8 kt – 1%
Monday Mostly Sunny 66/52 WNW 20 kt – 1%
Tuesday Mostly Sunny 65/53 NW 17 kt – 0%
Wednesday Partly Sunny 64/56 WNW 9 kt – 2%
Thursday Partly Sunny 61/54 WNW 12 kt – 20%
Friday Slight Chance Light Rain 59/52 WNW 12 kt – 32%
Saturday Chance Light Rain 59 NW 9 kt – 33%

Source: National Weather Service (office MTR). Forecast issued 0702Z.

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
4 runways · crosswind ranking
ON-FIELD METAR
NESW01L19R01R19L10L28R10R28L 220°220°3 kt220°220° 3220°
READING THE BARB · SWIPE FOR MORE →
Calm
5 kt
10 kt
15 kt
20 kt
25 kt
30 kt
35 kt
40 kt
45 kt
50 kt
65 kt
75 kt
100 kt
105 kt
Half feather = 5 kt, full = 10 kt, filled pennant = 50 kt; add them up. The staff points the direction the wind blows from.
WIND USED
220° at 3 kt
Components computed from the current on-field METAR wind.
RECOMMENDED
RWY 19R3 kt headwind · 1 kt crosswind
RUNWAYS BY WIND · best end
19R
HEAD
3 kt
CROSS
1 kt R
BEST
19L
HEAD
3 kt
CROSS
1 kt R
OK
28R
HEAD
1 kt
CROSS
3 kt L
OK
28L
HEAD
1 kt
CROSS
3 kt L
OK
10L
HEAD
1 kt tail
CROSS
3 kt R
OK
10R
HEAD
1 kt tail
CROSS
3 kt R
OK
01L
HEAD
3 kt tail
CROSS
1 kt L
OK
01R
HEAD
3 kt tail
CROSS
1 kt L
OK
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail & declared distances

4 runways · longest 11,870 ft

01L/19R
Dimensions
7,650 x 200 ft
Surface
Asphalt (good)
Edge lights
HIGH
RWY 01L28°T
Landing length (LDA)7,010 ft
TORA / TODA / ASDA7,650 / 7,650 / 7,650 ft
Displaced threshold640 ft
REILYes
Traffic patternLeft
RWY 19R208°T
Landing length (LDA)7,650 ft
TORA / TODA / ASDA7,650 / 7,650 / 7,650 ft
VGSIPAPI (P4L)
Traffic patternLeft
01R/19L
Dimensions
8,650 x 200 ft
Surface
Asphalt (good)
Edge lights
HIGH
RWY 01R28°T
Landing length (LDA)8,090 ft
TORA / TODA / ASDA8,650 / 8,650 / 8,650 ft
Displaced threshold560 ft
REILYes
Traffic patternLeft
RWY 19L208°T
Landing length (LDA)8,650 ft
TORA / TODA / ASDA8,650 / 8,650 / 8,650 ft
ILSILS/DME
Approach lightsMALSF
VGSIPAPI (P4L)
Traffic patternLeft
10L/28R
Dimensions
11,870 x 200 ft
Surface
Asphalt (good)
Edge lights
HIGH
RWY 10L118°T
Landing length (LDA)11,193 ft
TORA / TODA / ASDA11,870 / 11,870 / 11,193 ft
REILYes
VGSIPAPI (P4L)
Traffic patternLeft
RWY 28R298°T
Landing length (LDA)11,236 ft
TORA / TODA / ASDA11,870 / 11,870 / 11,870 ft
Displaced threshold300 ft
ILSILS/DME
Approach lightsALSF2
VGSIPAPI (P4L)
Traffic patternRight
10R/28L
Dimensions
11,381 x 200 ft
Surface
Asphalt (good)
Edge lights
HIGH
RWY 10R118°T
Landing length (LDA)10,704 ft
TORA / TODA / ASDA11,381 / 11,381 / 10,704 ft
VGSIPAPI (P4L)
Traffic patternRight
RWY 28L298°T
Landing length (LDA)10,275 ft
TORA / TODA / ASDA11,381 / 11,381 / 10,981 ft
Displaced threshold300 ft
ILSILS/DME
Approach lightsMALSR
VGSIPAPI (P4L)
Traffic patternLeft

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

FIELD CONDITIONS

Performance & density altitude

Density altitude
-213 ft
Pressure altitude
-97 ft
Field elevation
13 ft MSL
Temperature
14°C (57°F)
Dewpoint
5°C (41°F)
Altimeter
30.03 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0120Z 6:20 PM
Sunrise
1427Z 7:27 AM
Loggable night
0147Z (6:47 PM local) → 1400Z (7:00 AM local)
end of evening to start of morning civil twilight
Position lights required
0120Z (6:20 PM local) → 1427Z (7:27 AM local)
sunset to sunrise (91.209)
Night passenger currency
0220Z (7:20 PM local) → 1327Z (6:27 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

San Francisco International Airport is in San Francisco, California. Field elevation 13 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeLarge airport
Airline serviceYes
ManagerMIKE NAKORNKHET
Manager phone650-821-5000
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATAKSFO / SFO
SectionalSAN FRANCISCO
Center (ARTCC)OAKLAND
Flight service (AFSS)OAKLAND
RegionCalifornia
CountryUnited States
Coordinates37.6198, -122.3748
Distance from city8 NM SE
SERVICES & LIGHTING
Fuel100LL · Jet A · Jet A+
Control towerTowered
BeaconSunset to sunrise · White-green (lighted land airport)
UNICOM122.950
FREQUENCIES

Communications

128.325
NORCAL APP
APP
133.95
NORCAL APP SECONDARY
APP
134.5
NORCAL APP INITIAL CONTACT
APP
113.7
ATIS
ATIS
118.05
AWOS 1
AWOS
118.2
CLNC DEL
CLD
120.9
NORCAL DEP NW-EAST
DEP
135.1
NORCAL DEP SE-WEST
DEP
121.8
GND
GND
34.5
USCG
MISC
120.5
TWR
TWR
122.95
UNICOM
UNIC
122.950
UNICOM
UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

KSFO traffic patterns

2026-06-12 to 2026-10-23, 70 days observed · data 2026-10-23

High confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
701.7
AVG OPS/DAY
753.1
Activity trend over 18 days: falling, from 797 to 792 operations per dayOperations trend (18 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX
Airliner 91%Unknown 7%Jet 2%

Mostly airliner-class aircraft.

TOP AIRCRAFT TYPES
›E75L (Airliner) · ~1546 landings/mo
›B738 (Airliner) · ~1355 landings/mo
›B38M (Airliner) · ~1247 landings/mo
›B39M (Airliner) · ~1169 landings/mo
›B739 (Airliner) · ~1003 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly large aircraft.

›B789 (Airliner)
›CRJ2 (Airliner)
›B77L (Airliner)
›E75L (Airliner)
›CRJ7 (Airliner)

This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.

Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

Current flight category at nearby reporting stations.

AIRPORT REMARKS

Operational remarks

›RWY STATUS LGTS IN OPN.
›ENGINEERED MATERIALS ARRESTING SYSTEM (EMAS) 437 FT IN LENGTH BY 227 FT IN WIDTH LCTD AT THE DER 19R.
›ENGINEERED MATERIALS ARRESTING SYSTEM (EMAS) 373 FT IN LENGTH BY 227 FT IN WIDTH LCTD AT THE DER 19L.
›ENGINEERED MATERIALS ARRESTING SYSTEM (EMAS) 409 FT IN LENGTH BY 227 FT IN WIDTH LCTD AT THE DER 1R.
›ENGINEERED MATERIAL ARRESTING SYSTEM (EMAS) 413 FT IN LENGTH BY 227 FT IN WIDTH LCTD AT THE DER 1L.
›APCH BLOCKED BY A BLAST FENCE AND LOC ANT.
›APCH RATIO 28:1 TO DISPLACED THRESHOLD.
›PCR VALUE: 866/F/B/W/T
›PCR VALUE: 918/F/C/W/T
›PCR VALUE: 986/F/C/W/T
›PCR VALUE: 956/F/C/W/T
›JACK BELL: AIRSIDE OPNS DIR PHONE 650-821-3348.
›SEVERAL RY HOLD POSITION SIGNS ARE ON THE RIGHT RATHER THAN THE LEFT SIDE OF THE TWYS.
›NOISE SENSITIVE ARPT; FOR NOISE ABATEMENT PROCEDURES CTC ARPT NOISE OFFICE MON-FRI 0800-1700 BY CALLING 650-821-5100.
›HIGH SPEED TWY (T) GRVD FULL WIDTH BTN RWY 28R AND 28L.
›DUE TO OBSTD VISION, SFO TWR IS ABLE TO PRVD ONLY LTD ARPT TFC CTL SVC ON TWY A BTN GATES F20 AND F21.
›TWY S BTN TWY Z AND TWY S2 CLSD TO ACFT WITH WINGSPAN OVER 215 FT.
›RWY 1L CLSD TO DEPARTING TRIJET ACFT WITH WINGSPAN GREATER THAN 155 FT.
›SIMULTANEOUS OPERATIONS IN EFFECT ALL RYS.
›FLOCKS OF BIRDS FEEDING ALONG SHORELINE ADJ TO ARPT; ON OCCASIONS FLY ACROSS VARIOUS PARTS OF THE ARPT.
›ALL OUBD TWY ZULU 2 HVY ACFT WITH A WINGSPAN OF 171 FT OR GTR UNDER PWR PROHIBITED FROM ENTERING WB TWY ZULU.
›PAEW APCH END RYS 28L, 28R, 19L INDEFLY.
›AIRLINE PILOTS SHALL STRICTLY FOLLOW THE PAINTED NOSE GEAR LINES AND NO OVERSTEERING ADJUSTMENT IS PERMITTED.
›RY 10 PREFERRED RY BTWN 0100-0600 WEATHER AND FLIGHT CONDITIONS PERMITTING.
›GLENN BROTMAN: AIRFIELD OPERATIONS PHONE 650-821-3349 AND FAX 650-821-4670. SHANNON WILSON: AIRFIELD OPERATIONS PHONE 650-821-3366.

About this airport

FREQUENTLY ASKED
Does KSFO have a METAR?
Yes. KSFO has a current METAR observation, decoded into plain English on this page.
Does KSFO have a TAF?
Yes, a TAF is issued for KSFO; the decoded forecast timeline is shown above.
What is the field elevation at KSFO?
KSFO sits at 13 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KSFO?
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.