Santarém - Maestro Wilson Fonseca International Airport

SBSN / STM

Santarém, BR

Current TAF Forecast

Raw TAF:
TAF SBSN 152130Z 1600/1624 10010KT CAVOK TN24/1608Z TX32/1619Z BECMG 1612/1614 09013KT BECMG 1618/1620 07008KT FEW020 FEW030TCU PROB40 1620/1623 6000 TS SCT017 FEW030CB RMK PHN

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
100°
E
100°
E
100°
E
100°
E
100°
E
100°
E
100°
E
90°
E
90°
E
90°
E
90°
E
90°
E
90°
E
70°
E
70°
E
70°
E
70°
E
70°
E
Wind Speed
10kt
10kt
10kt
10kt
10kt
10kt
10kt
13kt
13kt
13kt
13kt
13kt
13kt
8kt
8kt
8kt
8kt
8kt
Visibility
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
>10km
6 km
6 km
6 km
Weather
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Clouds
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
FEW020
FEW030TCU
FEW020
FEW030TCU
SCT017
FEW030CB
SCT017
FEW030CB
SCT017
FEW030CB
Ceiling
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
3000ft ⛈️
TCU Base
3000ft ⛈️
TCU Base
3000ft 🌩️
CB Base
3000ft 🌩️
CB Base
3000ft 🌩️
CB Base
Flight Rules VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR MVFR MVFR MVFR MVFR MVFR
Day/Night
🌙
Night
🌅 06:00
🌅
Dawn
🌅 06:00
☀️
Day
🌅 06:00
☀️
Day
🌅 06:00
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 17:59
☀️
Day
🌇 17:59
☀️
Day
🌇 17:59
🌇
Dusk
🌇 17:59
🌙
Night
🌇 17:59
🌙
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
VFR
Wind
100° at 10 kt
Visibility
>10km
📖 Plain English Explanation:

This is the base forecast condition. Winds from the East (100°) at 10kt. Visibility will be excellent at more than 10km. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-16 12:00:00 - 2025-09-16 14:00:00
VFR
Wind
90° at 13 kt
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the East (90°) at 13kt. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-16 18:00:00 - 2025-09-16 20:00:00
MVFR
Wind
70° at 8 kt
Clouds
FEW020 FEW030TCU
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the East-Northeast (70°) at 8kt. Few clouds at 2000 feet, Few clouds at 3000 feet. Marginal VFR conditions - some restrictions for visual flying.

PROB40 2025-09-16 20:00:00 - 2025-09-16 23:00:00
MVFR
Visibility
6 km
Clouds
SCT017 FEW030CB
📖 Plain English Explanation:

There is a 40% probability of: Visibility will be good at 6 km. Scattered clouds at 1700 feet, Few clouds at 3000 feet. Marginal VFR conditions - some restrictions for visual flying.

📚 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.