Hartsfield Jackson Atlanta International Airport

KATL / ATL

Atlanta, US

Current TAF Forecast

Raw TAF:
TAF KATL 042140Z 0422/0524 27008KT P6SM SCT040 BKN250 PROB30 0422/0424 VRB10G20KT 4SM -TSRA BKN040CB FM050100 26005KT P6SM VCSH SCT060 BKN180 FM050500 VRB03KT P6SM FEW070 SCT200 FM051500 27006KT P6SM SCT050 SCT250

Detailed TAF Table

Parameter
Sat
22:00Z
+-1h
Sat
23:00Z
+0h
Sun
00:00Z
+1h
Sun
01:00Z
+2h
Sun
02:00Z
+3h
Sun
03:00Z
+4h
Sun
04:00Z
+5h
Sun
05:00Z
+6h
Sun
06:00Z
+7h
Sun
07:00Z
+8h
Sun
08:00Z
+9h
Sun
09:00Z
+10h
Sun
10:00Z
+11h
Sun
11:00Z
+12h
Sun
12:00Z
+13h
Sun
13:00Z
+14h
Sun
14:00Z
+15h
Sun
15:00Z
+16h
Sun
16:00Z
+17h
Sun
17:00Z
+18h
Sun
18:00Z
+19h
Sun
19:00Z
+20h
Sun
20:00Z
+21h
Sun
21:00Z
+22h
Sun
22:00Z
+23h
Wind Dir
270°
W
270°
W
270°
W
260°
W
260°
W
260°
W
260°
W
VRB
VRB
VRB
VRB
VRB
VRB
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
270°
W
Wind Speed
8 kt
8 kt
8 kt
5 kt
5 kt
5 kt
5 kt
3 kt
3 kt
3 kt
3 kt
3 kt
3 kt
8 kt
8 kt
8 kt
8 kt
6 kt
6 kt
6 kt
6 kt
6 kt
6 kt
8 kt
8 kt
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
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
Clouds
SCT040
BKN250
SCT040
BKN250
SCT040
BKN250
SCT060
BKN180
SCT060
BKN180
SCT060
BKN180
SCT060
BKN180
FEW070
SCT200
FEW070
SCT200
FEW070
SCT200
FEW070
SCT200
FEW070
SCT200
FEW070
SCT200
SCT040
BKN250
SCT040
BKN250
SCT040
BKN250
SCT040
BKN250
SCT050
SCT250
SCT050
SCT250
SCT050
SCT250
SCT050
SCT250
SCT050
SCT250
SCT050
SCT250
SCT040
BKN250
SCT040
BKN250
Ceiling
25,000 ft
AGL
25,000 ft
AGL
25,000 ft
AGL
18,000 ft
AGL
18,000 ft
AGL
18,000 ft
AGL
18,000 ft
AGL
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
25,000 ft
AGL
25,000 ft
AGL
25,000 ft
AGL
25,000 ft
AGL
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
25,000 ft
AGL
25,000 ft
AGL
Flight Rules VFR 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
🌅 04:55Z
🌙
Night
🌅 04:55Z
🌙
Night
🌅 04:55Z
☀️
Day
🌅 04:55Z
☀️
Day
🌅 04:55Z
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 19:04Z
☀️
Day
🌇 19:04Z
☀️
Day
🌇 19:04Z
🌙
Night
🌇 19:04Z
🌙
Night
🌇 19:04Z
🌙
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
270° at 8 kt
Visibility
>6SM
Clouds
SCT040 BKN250
📖 Plain English Explanation:

This is the base forecast condition. Winds from the West (270°) at 8 kt. Visibility will be excellent at more than 6SM. Scattered clouds at 4000 feet, Broken clouds at 25000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

PROB30 22:00Z - 00:00Z
MVFR
Wind
VRB° at 10 kt
Gusts: 20 kt
Visibility
4SM
Weather
Light Thunderstorm Rain
Clouds
BKN040CB
📖 Plain English Explanation:

There is a 30% probability of: Winds will be variable in direction at 10 kt. Gusts up to 20 kt are expected. Visibility will be good at 4SM. Weather conditions: Light Thunderstorm Rain. Broken clouds at 4000 feet. Marginal VFR conditions - some restrictions for visual flying.

FM050100 01:00Z - 07:00Z
VFR
Wind
260° at 5 kt
Visibility
>6SM
Clouds
SCT060 BKN180
📖 Plain English Explanation:

Winds from the West (260°) at 5 kt. Visibility will be excellent at more than 6SM. Scattered clouds at 6000 feet, Broken clouds at 18000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

FM050500 05:00Z - 11:00Z
VFR
Wind
VRB° at 3 kt
Visibility
>6SM
Clouds
FEW070 SCT200
📖 Plain English Explanation:

Winds will be variable in direction at 3 kt. Visibility will be excellent at more than 6SM. Few clouds at 7000 feet, Scattered clouds at 20000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

FM051500 15:00Z - 21:00Z
VFR
Wind
270° at 6 kt
Visibility
>6SM
Clouds
SCT050 SCT250
📖 Plain English Explanation:

Winds from the West (270°) at 6 kt. Visibility will be excellent at more than 6SM. Scattered clouds at 5000 feet, Scattered clouds at 25000 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.