Halli Airport

EFHA / KEV

Jämsä, FI

Current TAF Forecast

Raw TAF:
TAF AMD EFHA 141212Z 1412/1415 20010KT 9999 FEW015 SCT025CB BECMG 1412/1413 BKN030

Detailed TAF Table

Parameter
Thu
22:00Z
+-1h
Thu
23:00Z
+0h
Fri
00:00Z
+1h
Fri
01:00Z
+2h
Fri
02:00Z
+3h
Fri
03:00Z
+4h
Fri
04:00Z
+5h
Fri
05:00Z
+6h
Fri
06:00Z
+7h
Fri
07:00Z
+8h
Fri
08:00Z
+9h
Fri
09:00Z
+10h
Fri
10:00Z
+11h
Fri
11:00Z
+12h
Fri
12:00Z
+13h
Fri
13:00Z
+14h
Fri
14:00Z
+15h
Fri
15:00Z
+16h
Fri
16:00Z
+17h
Fri
17:00Z
+18h
Fri
18:00Z
+19h
Fri
19:00Z
+20h
Fri
20:00Z
+21h
Fri
21:00Z
+22h
Fri
22:00Z
+23h
Fri
23:00Z
+24h
Sat
00:00Z
+25h
Sat
01:00Z
+26h
Sat
02:00Z
+27h
Sat
03:00Z
+28h
Sat
04:00Z
+29h
Sat
05:00Z
+30h
Sat
06:00Z
+31h
Sat
07:00Z
+32h
Sat
08:00Z
+33h
Sat
09:00Z
+34h
Sat
10:00Z
+35h
Sat
11:00Z
+36h
Sat
12:00Z
+37h
Sat
13:00Z
+38h
Sat
14:00Z
+39h
Sat
15:00Z
+40h
Sat
16:00Z
+41h
Sat
17:00Z
+42h
Sat
18:00Z
+43h
Sat
19:00Z
+44h
Sat
20:00Z
+45h
Wind Dir
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
200°
S
Wind Speed
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
10 kt
Visibility
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
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
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ 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
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Clouds
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
FEW015
SCT025CB
Ceiling
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
2,500 ft 🌩️
CB Base
Flight Rules MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR MVFR
Day/Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 04:36Z
🌙
Night
🌅 04:36Z
🌙
Night
🌅 04:36Z
☀️
Day
🌅 04:36Z
☀️
Day
🌅 04:36Z
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 19:23Z
☀️
Day
🌇 19:23Z
☀️
Day
🌇 19:23Z
🌙
Night
🌇 19:23Z
🌙
Night
🌇 19:23Z
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 04:35Z
🌙
Night
🌅 04:35Z
🌙
Night
🌅 04:35Z
☀️
Day
🌅 04:35Z
☀️
Day
🌅 04:35Z
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 19:24Z
☀️
Day
🌇 19:24Z
☀️
Day
🌇 19:24Z
🌙
Night
🌇 19:24Z
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
200° at 10 kt
Visibility
10+ km
Clouds
FEW015 SCT025CB
📖 Plain English Explanation:

This is the base forecast condition. Winds from the South-Southwest (200°) at 10 kt. Visibility will be excellent at 10+ km. Few clouds at 1500 feet, Scattered clouds at 2500 feet. Marginal VFR conditions - some restrictions for visual flying.

BECMG 12:00Z - 13:00Z
VFR
Clouds
BKN030
📖 Plain English Explanation:

Conditions will gradually change to become: Broken clouds at 3000 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.