Iwate Hanamaki Airport

RJSI / HNA

Hanamaki, JP

Current TAF Forecast

Raw TAF:
TAF RJSI 031105Z 0312/0418 36006KT 9999 FEW030 TEMPO 0318/0322 0700 FG FEW001 BKN003 BECMG 0400/0403 19005KT BECMG 0409/0412 01004KT

Detailed TAF Table

Parameter
Mon
15:00Z
+-1h
Mon
16:00Z
+0h
Mon
17:00Z
+1h
Mon
18:00Z
+2h
Mon
19:00Z
+3h
Mon
20:00Z
+4h
Mon
21:00Z
+5h
Mon
22:00Z
+6h
Mon
23:00Z
+7h
Tue
00:00Z
+8h
Tue
01:00Z
+9h
Tue
02:00Z
+10h
Tue
03:00Z
+11h
Tue
04:00Z
+12h
Tue
05:00Z
+13h
Tue
06:00Z
+14h
Tue
07:00Z
+15h
Tue
08:00Z
+16h
Tue
09:00Z
+17h
Tue
10:00Z
+18h
Tue
11:00Z
+19h
Tue
12:00Z
+20h
Tue
13:00Z
+21h
Tue
14:00Z
+22h
Tue
15:00Z
+23h
Tue
16:00Z
+24h
Wind Dir
360°
N
360°
N
360°
N
10°
N
10°
N
10°
N
10°
N
360°
N
360°
N
190°
S
190°
S
190°
S
190°
S
190°
S
190°
S
190°
S
190°
S
190°
S
10°
N
10°
N
10°
N
10°
N
10°
N
10°
N
10°
N
10°
N
Wind Speed
6kt
6kt
6kt
4kt
4kt
4kt
4kt
6kt
6kt
5kt
5kt
5kt
5kt
5kt
5kt
5kt
5kt
5kt
4kt
4kt
4kt
4kt
4kt
4kt
4kt
4kt
Visibility
10+ km
10+ km
10+ km
0.7 km
0.7 km
0.7 km
0.7 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
Fog
FG
Fog
FG
Fog
FG
Fog
FG
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Clouds
FEW030
FEW030
FEW030
FEW001
BKN003
FEW001
BKN003
FEW001
BKN003
FEW001
BKN003
FEW030
FEW030
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
☀️ CLR
Ceiling
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
300ft
AGL
300ft
AGL
300ft
AGL
300ft
AGL
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
Flight Rules VFR VFR VFR LIFR LIFR LIFR LIFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR
Day/Night
☀️
Day
🌇 17:09
☀️
Day
🌇 17:09
☀️
Day
🌇 17:09
🌙
Night
🌇 17:09
🌙
Night
🌇 17:09
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 06:51
🌙
Night
🌅 06:51
🌙
Night
🌅 06:51
☀️
Day
🌅 06:51
☀️
Day
🌅 06:51
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 17:08
☀️
Day
🌇 17:08
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
360° at 6 kt
Visibility
10+ km
Clouds
FEW030
📖 Plain English Explanation:

This is the base forecast condition. Winds from the North (360°) at 6kt. Visibility will be excellent at 10+ km. Few clouds at 3000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

TEMPO 2025-11-03 18:00:00 - 2025-11-03 22:00:00
LIFR
Visibility
0.7 km
Weather
Fog
Clouds
FEW001 BKN003
📖 Plain English Explanation:

Temporary conditions (lasting less than an hour at a time) may include: Visibility will be poor at 0.7 km. Weather conditions: Fog. Few clouds at 100 feet, Broken clouds at 300 feet. Low IFR conditions - challenging even for instrument operations.

BECMG 2025-11-04 00:00:00 - 2025-11-04 03:00:00
VFR
Wind
190° at 5 kt
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the South (190°) at 5kt. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-11-04 09:00:00 - 2025-11-04 12:00:00
VFR
Wind
10° at 4 kt
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the North (10°) at 4kt. 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.