Yokota Air Base

RJTY / OKO

Fussa, JP

Current TAF Forecast

Raw TAF:
TAF RJTY 142100Z 1421/1603 VRB06KT 9999 BKN010 OVC020 QNH3024INS WND 06009KT AFT 23Z BECMG 1502/1503 09012G18KT 9999 FEW060 QNH3023INS BECMG 1511/1512 VRB06KT 9999 SCT030 BKN050 QNH3030INS BECMG 1601/1602 09012G18KT 9999 FEW200 QNH3024INS TX26/1505Z TN13/1421Z

Detailed TAF Table

Parameter
Thu
23:00Z
+-1h
Fri
00:00Z
+0h
Fri
01:00Z
+1h
Fri
02:00Z
+2h
Fri
03:00Z
+3h
Fri
04:00Z
+4h
Fri
05:00Z
+5h
Fri
06:00Z
+6h
Fri
07:00Z
+7h
Fri
08:00Z
+8h
Fri
09:00Z
+9h
Fri
10:00Z
+10h
Fri
11:00Z
+11h
Fri
12:00Z
+12h
Fri
13:00Z
+13h
Fri
14:00Z
+14h
Fri
15:00Z
+15h
Fri
16:00Z
+16h
Fri
17:00Z
+17h
Fri
18:00Z
+18h
Fri
19:00Z
+19h
Fri
20:00Z
+20h
Fri
21:00Z
+21h
Fri
22:00Z
+22h
Fri
23:00Z
+23h
Sat
00:00Z
+24h
Sat
01:00Z
+25h
Wind Dir
60°
NE
60°
NE
60°
NE
90°
E
90°
E
90°
E
90°
E
90°
E
90°
E
90°
E
90°
E
90°
E
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
90°
E
Wind Speed
9 kt
9 kt
9 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
12 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
6 kt
G18 kt
12 kt
G18 kt
Visibility
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
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
BKN010
OVC020
BKN010
OVC020
BKN010
OVC020
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
SCT030
BKN050
FEW200
Ceiling
1,000 ft
AGL
1,000 ft
AGL
1,000 ft
AGL
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
5,000 ft
AGL
🌤️ Unlimited
Flight Rules MVFR MVFR MVFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR
Day/Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 05:04Z
🌙
Night
🌅 05:04Z
🌅
Dawn
🌅 05:04Z
☀️
Day
🌅 05:04Z
☀️
Day
🌅 05:04Z
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 18:55Z
☀️
Day
🌇 18:55Z
☀️
Day
🌇 18:55Z
🌇
Dusk
🌇 18:55Z
🌙
Night
🌇 18:55Z
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
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
MVFR
Wind
60° at 9 kt
Visibility
10+ km
Clouds
BKN010 OVC020
📖 Plain English Explanation:

This is the base forecast condition. Winds from the East-Northeast (60°) at 9 kt. Visibility will be excellent at 10+ km. Broken clouds at 1000 feet, Overcast skies at 2000 feet. Marginal VFR conditions - some restrictions for visual flying.

BECMG 02:00Z - 03:00Z
VFR
Wind
90° at 12 kt
Gusts: 18 kt
Visibility
10+ km
Clouds
FEW060
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the East (90°) at 12 kt. Gusts up to 18 kt are expected. Visibility will be excellent at 10+ km. Few clouds at 6000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 11:00Z - 12:00Z
VFR
Wind
VRB° at 6 kt
Visibility
10+ km
Clouds
SCT030 BKN050
📖 Plain English Explanation:

Conditions will gradually change to become: Winds will be variable in direction at 6 kt. Visibility will be excellent at 10+ km. Scattered clouds at 3000 feet, Broken clouds at 5000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 01:00Z - 02:00Z
VFR
Wind
90° at 12 kt
Gusts: 18 kt
Visibility
10+ km
Clouds
FEW200
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the East (90°) at 12 kt. Gusts up to 18 kt are expected. Visibility will be excellent at 10+ km. Few clouds at 20000 feet. 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.