Osvaldo Vieira International Airport

GGOV / OXB

Bissau, GW

Current TAF Forecast

Raw TAF:
TAF GGOV 152300Z 1600/1624 VRB06KT 8000 SCT010 TEMPO 1602/1608 4000 RA BKN010 TEMPO 1613/1618 4000 TSRA BKN010 FEW018CB

Detailed TAF Table

Parameter
Tue
05:00Z
+-1h
Tue
06:00Z
+0h
Tue
07:00Z
+1h
Tue
08:00Z
+2h
Tue
09:00Z
+3h
Tue
10:00Z
+4h
Tue
11:00Z
+5h
Tue
12:00Z
+6h
Tue
13:00Z
+7h
Tue
14:00Z
+8h
Tue
15:00Z
+9h
Tue
16:00Z
+10h
Tue
17:00Z
+11h
Tue
18:00Z
+12h
Tue
19:00Z
+13h
Tue
20:00Z
+14h
Tue
21:00Z
+15h
Tue
22:00Z
+16h
Wind Dir
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
Wind Speed
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
6kt
Visibility
8 km
8 km
8 km
8 km
8 km
8 km
8 km
8 km
4 km
4 km
4 km
4 km
4 km
8 km
8 km
8 km
8 km
8 km
Weather
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Thunderstorm Rain
TSRA
Thunderstorm Rain
TSRA
Thunderstorm Rain
TSRA
Thunderstorm Rain
TSRA
Thunderstorm Rain
TSRA
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Clouds
SCT010
SCT010
SCT010
SCT010
SCT010
SCT010
SCT010
SCT010
BKN010
FEW018CB
BKN010
FEW018CB
BKN010
FEW018CB
BKN010
FEW018CB
BKN010
FEW018CB
SCT010
SCT010
SCT010
SCT010
SCT010
Ceiling
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
1000ft
AGL
1000ft
AGL
1000ft
AGL
1000ft
AGL
1000ft
AGL
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
Flight Rules MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR IFR IFR IFR IFR IFR MVFR MVFR MVFR MVFR MVFR
Day/Night
🌙
Night
🌅 05:57
☀️
Day
🌅 05:57
☀️
Day
🌅 05:57
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 18:02
☀️
Day
🌇 18:02
☀️
Day
🌇 18:02
🌙
Night
🌇 18:02
🌙
Night
🌇 18:02
🌙
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
VRB° at 6 kt
Visibility
8 km
Clouds
SCT010
📖 Plain English Explanation:

This is the base forecast condition. Winds will be variable in direction at 6kt. Visibility will be good at 8 km. Scattered clouds at 1000 feet. Marginal VFR conditions - some restrictions for visual flying.

TEMPO 2025-10-16 02:00:00 - 2025-09-16 08:00:00
IFR
Visibility
4 km
Weather
Rain
Clouds
BKN010
📖 Plain English Explanation:

Temporary conditions (lasting less than an hour at a time) may include: Visibility will be moderate at 4 km. Weather conditions: Rain. Broken clouds at 1000 feet. Instrument Flight Rules (IFR) conditions - instrument flying required.

TEMPO 2025-09-16 13:00:00 - 2025-09-16 18:00:00
IFR
Visibility
4 km
Weather
Thunderstorm Rain
Clouds
BKN010 FEW018CB
📖 Plain English Explanation:

Temporary conditions (lasting less than an hour at a time) may include: Visibility will be moderate at 4 km. Weather conditions: Thunderstorm Rain. Broken clouds at 1000 feet, Few clouds at 1800 feet. Instrument Flight Rules (IFR) conditions - instrument flying required.

📚 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.