San Francisco International Airport

KSFO / SFO

San Francisco, US

Current TAF Forecast

Raw TAF:
KSFO 150520Z 1506/1612 27011KT P6SM SCT009 TEMPO 1508/1512 BKN009 FM151200 VRB04KT P6SM BKN009 FM151700 VRB05KT P6SM SCT012 FM152100 29012G20KT P6SM SKC FM160500 30006KT P6SM SKC

Detailed TAF Table

Parameter
Mon
08:00Z
+-1h
Mon
09:00Z
+0h
Mon
10:00Z
+1h
Mon
11:00Z
+2h
Mon
12:00Z
+3h
Mon
13:00Z
+4h
Mon
14:00Z
+5h
Mon
15:00Z
+6h
Mon
16:00Z
+7h
Mon
17:00Z
+8h
Mon
18:00Z
+9h
Mon
19:00Z
+10h
Mon
20:00Z
+11h
Mon
21:00Z
+12h
Mon
22:00Z
+13h
Mon
23:00Z
+14h
Tue
00:00Z
+15h
Tue
01:00Z
+16h
Tue
02:00Z
+17h
Tue
03:00Z
+18h
Tue
04:00Z
+19h
Tue
05:00Z
+20h
Tue
06:00Z
+21h
Tue
07:00Z
+22h
Tue
08:00Z
+23h
Tue
09:00Z
+24h
Tue
10:00Z
+25h
Wind Dir
270°
W
270°
W
270°
W
270°
W
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
290°
W
290°
W
290°
W
290°
W
290°
W
290°
W
270°
W
270°
W
300°
NW
300°
NW
300°
NW
300°
NW
300°
NW
300°
NW
Wind Speed
11kt
11kt
11kt
11kt
4kt
4kt
4kt
4kt
4kt
5kt
5kt
5kt
5kt
12kt
G20kt
12kt
G20kt
12kt
G20kt
12kt
G20kt
12kt
G20kt
12kt
G20kt
11kt
11kt
6kt
6kt
6kt
6kt
6kt
6kt
Visibility
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
>6SM
Weather
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Clouds
SCT009
SCT009
SCT009
SCT009
BKN009
BKN009
BKN009
BKN009
BKN009
SCT012
SCT012
SCT012
SCT012
CLR
CLR
CLR
CLR
CLR
CLR
SCT009
SCT009
CLR
CLR
CLR
CLR
CLR
CLR
Ceiling
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
900ft
AGL
900ft
AGL
900ft
AGL
900ft
AGL
900ft
AGL
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
Flight Rules VFR VFR VFR VFR IFR IFR IFR IFR IFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR
Day/Night
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 18:08
☀️
Day
🌇 18:08
☀️
Day
🌇 18:08
🌙
Night
🌇 18:08
🌙
Night
🌇 18:08
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 05:52
🌙
Night
🌅 05:52
🌙
Night
🌅 05:52
☀️
Day
🌅 05:52
☀️
Day
🌅 05:52
☀️
Day
☀️
Day
☀️
Day
Flight Rules
VFR: Visual Flight Rules
MVFR: Marginal VFR
IFR: Instrument Flight Rules
LIFR: Low IFR
Ceiling Colors
Red: < 500ft
Amber: 500-1000ft
Blue: 1000-3000ft
Green: > 3000ft
⛈️ TCU: Towering Cumulus
🌩️ CB: Cumulonimbus
+Nh: Hours from now%: Probability of occurrenceAGL: Above Ground Level

Forecast Periods

BASE
VFR
Wind
270° at 11 kt
Visibility
>6SM
Clouds
SCT009
📖 Plain English Explanation:

This is the base forecast condition. Winds from the West (270°) at 11kt. Visibility will be excellent at more than 6SM. Scattered clouds at 900 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

TEMPO 2025-10-15 08:00:00 - 2025-09-15 12:00:00
IFR
Clouds
BKN009
📖 Plain English Explanation:

Temporary conditions (lasting less than an hour at a time) may include: Broken clouds at 900 feet. Instrument Flight Rules (IFR) conditions - instrument flying required.

FM151200 2025-09-15 12:00:00 - 2025-09-15 18:00:00
IFR
Wind
VRB° at 4 kt
Visibility
>6SM
Clouds
BKN009
📖 Plain English Explanation:

Winds will be variable in direction at 4kt. Visibility will be excellent at more than 6SM. Broken clouds at 900 feet. Instrument Flight Rules (IFR) conditions - instrument flying required.

FM151700 2025-09-15 17:00:00 - 2025-09-15 23:00:00
VFR
Wind
VRB° at 5 kt
Visibility
>6SM
Clouds
SCT012
📖 Plain English Explanation:

Winds will be variable in direction at 5kt. Visibility will be excellent at more than 6SM. Scattered clouds at 1200 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

FM152100 2025-09-15 21:00:00 - 2025-09-16 03:00:00
VFR
Wind
290° at 12 kt
Gusts: 20 kt
Visibility
>6SM
Clouds
CLR
📖 Plain English Explanation:

Winds from the West-Northwest (290°) at 12kt. Gusts up to 20kt are expected. Visibility will be excellent at more than 6SM. Skies will be clear. Conditions will be suitable for Visual Flight Rules (VFR) operations.

FM160500 2025-09-16 05:00:00 - 2025-09-16 11:00:00
VFR
Wind
300° at 6 kt
Visibility
>6SM
Clouds
CLR
📖 Plain English Explanation:

Winds from the West-Northwest (300°) at 6kt. Visibility will be excellent at more than 6SM. Skies will be clear. Conditions will be suitable for Visual Flight Rules (VFR) operations.

📚 Understanding TAF Forecasts

Terminal Aerodrome Forecast (TAF) provides detailed weather forecasts specifically for aviation operations. Our system translates complex meteorological codes into plain English to help pilots of all experience levels understand forecasted conditions.

What TAF Includes:

  • • Wind direction, speed, and gusts
  • • Visibility in statute miles or kilometers
  • • Weather phenomena (rain, snow, fog, thunderstorms)
  • • Cloud coverage types and altitudes
  • • Forecast changes with timing
  • • Flight rules categories (VFR/IFR)

Change Indicators Explained:

  • BASE - Main forecast conditions
  • FM - Permanent change from specific time
  • BECMG - Gradual change over 2-4 hours
  • TEMPO - Temporary changes (less than 1 hour)
  • PROB30/40 - 30% or 40% probability

🛩️ Flight Rules Categories

VFR

Visual Flight Rules

  • • Ceiling ≥ 3000 ft
  • • Visibility ≥ 5 miles
  • • Good for visual flying

MVFR

Marginal VFR

  • • Ceiling 1000-3000 ft
  • • Visibility 3-5 miles
  • • Caution for VFR

IFR

Instrument Flight Rules

  • • Ceiling 500-1000 ft
  • • Visibility 1-3 miles
  • • Instruments required

LIFR

Low IFR

  • • Ceiling < 500 ft
  • • Visibility < 1 mile
  • • Challenging conditions

💡 TAF Reading Tips

For Student Pilots:

  • • Focus on the plain English explanations above
  • • Pay attention to flight rules categories
  • • Look for wind direction relative to runway headings
  • • Check for temporary conditions (TEMPO)

For Experienced Pilots:

  • • Cross-reference with raw TAF for precise timing
  • • Consider probability forecasts for alternate planning
  • • Monitor BECMG periods for gradual changes
  • • Always check current METAR vs TAF forecast

Important: TAF forecasts should always be supplemented with current METAR observations, PIREPs, and other weather information for complete situational awareness. Weather can change rapidly, and forecasts have inherent limitations.