Killeen Regional Airport / Robert Gray Army Airfield

KGRK / GRK

Fort Cavazos, US

Current TAF Forecast

Raw TAF:
TAF KGRK 160000Z 1600/1706 12012KT 9999 SCT060 QNH3001INS BECMG 1605/1606 16009KT 9999 FEW060 QNH3010INS WND 20009KT AFT 1010 BECMG 1615/1616 16009KT 9999 FEW020 SCT060 QNH3004INS WND 12012KT AFT 1619 TX33/1621Z TN21/1611Z

Detailed TAF Table

Parameter
Tue
04:00Z
+-1h
Tue
05:00Z
+0h
Tue
06:00Z
+1h
Tue
07:00Z
+2h
Tue
08:00Z
+3h
Tue
09:00Z
+4h
Tue
10:00Z
+5h
Tue
11:00Z
+6h
Tue
12:00Z
+7h
Tue
13:00Z
+8h
Tue
14:00Z
+9h
Tue
15:00Z
+10h
Tue
16:00Z
+11h
Tue
17:00Z
+12h
Tue
18:00Z
+13h
Tue
19:00Z
+14h
Tue
20:00Z
+15h
Tue
21:00Z
+16h
Tue
22:00Z
+17h
Tue
23:00Z
+18h
Wed
00:00Z
+19h
Wed
01:00Z
+20h
Wed
02:00Z
+21h
Wed
03:00Z
+22h
Wed
04:00Z
+23h
Wind Dir
120°
SE
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
120°
SE
Wind Speed
12kt
9kt
9kt
9kt
9kt
9kt
9kt
9kt
9kt
9kt
9kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
12kt
Visibility
10+ km
1.01 km
1.01 km
1.01 km
1.01 km
1.01 km
1.01 km
1.01 km
1.01 km
1.01 km
1.01 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 km
1.619 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
Clouds
SCT060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
FEW020
SCT060
Ceiling
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
Flight Rules VFR LIFR LIFR LIFR LIFR LIFR LIFR LIFR LIFR LIFR LIFR IFR IFR IFR IFR IFR IFR IFR IFR IFR IFR IFR IFR IFR IFR
Day/Night
🌙
Night
🌅 05:54
🌙
Night
🌅 05:54
☀️
Day
🌅 05:54
☀️
Day
🌅 05:54
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 18:05
☀️
Day
🌇 18:05
☀️
Day
🌇 18:05
🌙
Night
🌇 18:05
🌙
Night
🌇 18:05
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 05:55
🌙
Night
🌅 05:55
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
120° at 12 kt
Visibility
10+ km
Clouds
SCT060
📖 Plain English Explanation:

This is the base forecast condition. Winds from the East-Southeast (120°) at 12kt. Visibility will be excellent at 10+ km. Scattered clouds at 6000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-16 05:00:00 - 2025-09-16 06:00:00
LIFR
Wind
200° at 9 kt
Visibility
1.01 km
Clouds
FEW060
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the South-Southwest (200°) at 9kt. Visibility will be poor at 1.01 km. Few clouds at 6000 feet. Low IFR conditions - challenging even for instrument operations.

BECMG 2025-09-16 15:00:00 - 2025-09-16 16:00:00
IFR
Wind
120° at 12 kt
Visibility
1.619 km
Clouds
FEW020 SCT060
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the East-Southeast (120°) at 12kt. Visibility will be moderate at 1.619 km. Few clouds at 2000 feet, Scattered clouds at 6000 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.