Nakhon Si Thammarat Airport

VTSF / NST

Nakhon Si Thammarat, TH

Last Updated
Apr 22, 23:00Z

Current Weather

Display Units
Fresh 21 min ago
23:00Z

🌙 Night
VFR
Flight Rules
25°C
Temperature
Dewpoint: 24°C
2 kt
Variable
10+ km
Visibility
Ceiling
Unlimited
1007 hPa
QNH
Altimeter Setting

Raw METAR

METAR VTSF 222300Z VRB02KT 9999 FEW018 25/24 Q1007 NOSIG

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 13 ft
FEW 1,800 ft AGL
🌤️
FEW
Few (1/8-2/8 sky coverage)
1,800 ft
AGL (Above Ground)
1,813 ft AMSL

Weather Briefing

VFR

Nakhon Si Thammarat Airport is currently reporting visual flight rules (VFR) conditions with few clouds at 1,800 feet and 10 miles or greater visibility.

Wind Analysis

Winds are calm, presenting no crosswind concerns for any runway.

Visibility & Ceiling

Visibility is unrestricted. No ceiling exists. Cloud layers reported: few at 1,800 ft.

Temperature & Moisture

Temperature is 25°C (77°F) with a dewpoint of 24°C. The temperature-dewpoint spread is very narrow, indicating saturated or near-saturated air. Fog formation or low cloud development is likely.

Forecast Outlook

The TAF forecast covers the next 24 hours. Conditions are expected to remain VFR throughout the forecast period.

Pilot Recommendations

Conditions are favorable for visual flight. The narrow temperature-dewpoint spread creates risk of fog formation, particularly during evening and early morning hours.

This briefing is generated from real-time METAR and TAF data. Always verify with official sources before flight.

QNH
1007 hPa
Sea Level Pressure
For altitude above MSL
QFE
1007 hPa
Field Pressure
Height above aerodrome (13 ft)
Pressure Alt
201 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 1,404 ft
ISA Deviation: +10.0°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF VTSF 221700Z 2218/2318 28003KT 9999 FEW020 BECMG 2304/2306 10010KT BECMG 2313/2315 28003KT
Upcoming Changes (Next 12 Hours)
23:20Z BASE
+0h
VFR 280° 3 kt
Visibility: 10+ km
04:00Z BECMG
+5h
VFR 100° 10 kt

24-Hour Weather Evolution

Loading weather data...
Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
Chart Features
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
TSF
01
19

Runway Information

Runway Length Width Surface Heading Wind Component
01/19 6,890 ft 148 ft ASP No wind data
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - VTSF

3,738 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
74.2%
MVFR
25%
IFR
0.8%
LIFR
0.1%

Nakhon Si Thammarat Airport typically experiences VFR conditions 74.2% of the time, though instrument-rated pilots will find IFR weather present approximately 0.9% of observations. Prevailing winds are from the E averaging 6 knots. Calm conditions occur 17.3% of the time. Temperatures typically range between 20°C and 37°C with an average of 27.3°C. The best months for VFR flying are September, April, March.

Wind Analysis

Prevailing Direction: E (90°)
Average Speed: 6 kt
Maximum Recorded: 18 kt
Calm Winds: 17.3%
Direction Distribution:
N
13.4%
NE
13%
E
23.1%
SE
9.6%
S
6.9%
SW
3.7%
W
5.3%
NW
7.6%

Temperature Range

Average: 27.3°C
Range: 20°C to 37°C
20°C 37°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 0%

Best Months for VFR

September April March

Runway Wind Analysis

Runway 01/19
Favorable wind: 100%
Avg crosswind: 4 kt

Statistics computed from 3,738 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Nakhon Si Thammarat Airport - Airport Information

Airport Details

ICAO Code: VTSF
IATA Code: NST
Type: medium airport
Status: active
Elevation: 13 ft MSL

Location

City: Nakhon Si Thammarat
Country: TH
Latitude: 8.539620°
Longitude: 99.944702°
Time Zone: Etc/GMT-7

Runway Information

Runway 01/19
Length: 6,890 ft
Width: 148 ft
Surface: ASP
ILS: No

About Nakhon Si Thammarat Airport

Overview

Nakhon Si Thammarat Airport serves the southern Thailand region with a medium-sized airport infrastructure. Located at 8.539620, 99.944702 with an elevation of 13 ft MSL, the airport provides essential aviation services for Nakhon Si Thammarat province. The single runway 01/19 spans 6890 feet with an asphalt surface, supporting regional and domestic air transportation.

Flying Conditions

Weather conditions at Nakhon Si Thammarat Airport are predominantly VFR, with 70.3% of observations reporting visual flight rules. The prevailing winds are from the north at an average of 5.7 knots, with occasional peaks up to 18 knots and calm periods at 15.2%. Temperature variations range from 20°C to 36°C, with an average of 26.8°C, providing generally stable flying conditions.

Notable Features

The airport's low elevation of 13 ft MSL indicates a flat terrain characteristic of southern Thailand's coastal regions. Runway 01/19 demonstrates highly favorable wind conditions, with 100% wind alignment and minimal average crosswind of 3.1 knots. September, October, and December represent the best VFR months for aviation operations.

Approach Considerations

Pilots can expect consistently favorable wind conditions for runway 01/19, with minimal crosswind challenges. Visibility averages 10 statute miles, with no reported instances of visibility below 3 miles or fog presence. The airport's statistical profile suggests reliable and predictable approach conditions throughout the year.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.