Mercer County Airport

KBLF / BLF

Bluefield, US

Last Updated
Apr 21, 14:52Z

Current Weather

Display Units
Fresh 20 min ago
14:52Z

☀️ Day
VFR
Flight Rules
12°C
Temperature
Dewpoint: -5°C
5 kt
310°
10 SM
Visibility
Ceiling
Unlimited
1027 hPa
QNH
Altimeter Setting

Raw METAR

METAR KBLF 211452Z AUTO 31005KT 10SM CLR 12/M05 A3033 RMK AO2 SLP266 T01171050 58003

Weather Briefing

VFR

Mercer County Airport is currently reporting visual flight rules (VFR) conditions with clear skies and 10 SM visibility.

Wind Analysis

Winds are from the northwest (310°) at 5 knots. Runway 23 is favored with a 1-knot headwind and 5-knot crosswind component.

Visibility & Ceiling

Visibility is 10 SM. Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 12°C (54°F) with a dewpoint of -5°C, indicating very dry conditions.

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.

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

QNH
1027 hPa
Sea Level Pressure
For altitude above MSL
QFE
932 hPa
Field Pressure
Height above aerodrome (2,857 ft)
Pressure Alt
2,445 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 2,771 ft
ISA Deviation: +2.7°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KBLF 211120Z 2112/2212 25008KT P6SM SKC FM211800 25011G18KT P6SM SCT250 FM220000 24010KT P6SM SKC
Upcoming Changes (Next 12 Hours)
15:12Z BASE
+0h
VFR 250° 8 kt
Visibility: >6SM
18:00Z FM211800
+3h
VFR 250° 11 kt
Visibility: >6SM
00:00Z FM220000
+9h
VFR 240° 10 kt
Visibility: >6SM

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
BLF
05
23 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 05/23
Active: 23
4,742 ft 100 ft ASP 41°
0.9 kt 4.9 kt
80° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KBLF

7,289 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
57.5%
MVFR
26.9%
IFR
10.7%
LIFR
4.9%

Mercer County Airport is frequently affected by reduced visibility conditions, with VFR weather only 57.5% of the time and IFR/LIFR conditions occurring in 15.6% of observations. Prevailing winds are from the W averaging 8.1 knots. Calm conditions occur 16.2% of the time. Temperature extremes range from -18°C to 27°C, reflecting significant seasonal variation. Low visibility conditions (below 3 SM) occur in 6.4% of weather observations. The best months for VFR flying are April, September, October.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 8.1 kt
Maximum Recorded: 24 kt
Calm Winds: 16.2%
Direction Distribution:
N
2.1%
NE
1.5%
E
3.5%
SE
3.5%
S
3.6%
SW
9.9%
W
43.6%
NW
16%

Temperature Range

Average: 5.4°C
Range: -18°C to 27°C
-18°C 27°C

Visibility

Average: 8.8 SM
Below 3 SM: 6.4%
Fog Frequency: 2.7%

Best Months for VFR

April September October

Runway Wind Analysis

Runway 05/23
Favorable wind: 100%
Avg crosswind: 5.4 kt

Statistics computed from 7,289 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Mercer County Airport - Airport Information

Airport Details

ICAO Code: KBLF
IATA Code: BLF
Type: medium airport
Status: active
Elevation: 2,857 ft MSL

Location

City: Bluefield
Country: US
Latitude: 37.295799°
Longitude: -81.207703°
Time Zone: Etc/GMT+5

Runway Information

Runway 05/23
Length: 4,742 ft
Width: 100 ft
Surface: ASP
ILS: No

About Mercer County Airport

Overview

Mercer County Airport serves the Bluefield region in the US, situated at an elevation of 2,857 feet MSL. The medium-sized airport offers a single asphalt runway (05/23) measuring 4,742 feet in length, supporting general aviation and regional transportation needs in southwestern West Virginia.

Flying Conditions

Weather observations indicate predominantly VFR conditions (58.1%), with MVFR conditions occurring in 27.6% of reports. The airport experiences significant seasonal temperature variation, ranging from -18°C to 27°C, with an average temperature of 6.8°C. Wind patterns predominantly come from the west at an average of 7.9 knots, with calm conditions present 20.3% of the time.

Notable Features

The airport's elevation of 2,857 feet MSL positions it in a terrain-influenced region, which can impact aircraft performance and approach characteristics. Visibility averages 8.9 statute miles, with occasional reduced visibility events (4.9% below 3SM and 2.9% fog occurrences). September through November represent the most consistent VFR flying months.

Approach Considerations

Runway 05/23 demonstrates favorable wind alignment, with 100% wind compatibility and an average crosswind of 5.4 knots. Pilots should anticipate western wind patterns and prepare for potential seasonal temperature and visibility variations when planning approaches to Mercer County Airport.

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.