Lewistown Municipal Airport

KLWT / LWT

Lewistown, US

Last Updated
May 9, 18:45Z

Current Weather

Display Units
Stale 135 hours ago
18:45Z

☀️ Day
VFR
Flight Rules
13°C
Temperature
Dewpoint: 6°C
7 kt
270°
10 SM
Visibility
6,000 ft
Ceiling
Above Ground Level
1019 hPa
QNH
Altimeter Setting

Raw METAR

SPECI KLWT 091845Z AUTO 27007KT 10SM SCT025 SCT035 BKN060 13/06 A3009 RMK AO2 T01280061 TSNO

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 4,170 ft
SCT 2,500 ft AGL
SCT 3,500 ft AGL
BKN 6,000 ft AGL
SCT
Scattered (3/8-4/8 sky coverage)
2,500 ft
AGL (Above Ground)
6,670 ft AMSL
SCT
Scattered (3/8-4/8 sky coverage)
3,500 ft
AGL (Above Ground)
7,670 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
6,000 ft
AGL (Above Ground)
10,170 ft AMSL

Weather Briefing

VFR

Lewistown Municipal Airport is currently reporting visual flight rules (VFR) conditions with broken clouds at 6,000 feet and 10 SM visibility. Note: This observation is 135.3 hours old and conditions may have changed.

Wind Analysis

Winds are from the west (270°) at 7 knots. Runway 26 is favored with a 7-knot headwind and 1-knot crosswind component.

Visibility & Ceiling

Visibility is 10 SM. The ceiling is 6000 feet AGL (broken), well above standard VFR minimums.

Temperature & Moisture

Temperature is 13°C (55°F) with a dewpoint of 6°C, indicating moderate moisture conditions.

Forecast Outlook

The TAF forecast covers the next 24 hours. Conditions are expected to remain VFR throughout the forecast period. Winds are forecast to reach up to 23 knots during the period. Expect variable wind speeds ranging from 5 to 23 knots.

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
1019 hPa
Sea Level Pressure
For altitude above MSL
QFE
880 hPa
Field Pressure
Height above aerodrome (4,170 ft)
Pressure Alt
3,998 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 4,759 ft
ISA Deviation: +6.3°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KLWT 150520Z 1506/1606 29011G26KT P6SM BKN150 FM151000 25011G27KT P6SM SCT090 FM151500 28023G34KT P6SM FEW150 FM160400 VRB05KT P6SM FEW250 AMD NOT SKED
Upcoming Changes (Next 12 Hours)
10:03Z BASE
+0h
VFR 290° 11 kt
Visibility: >6SM
Ceiling: 15,000 ft
15:00Z FM151500
+5h
VFR 280° 23 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
LWT
02
20
08
26 ✈️
12
30

Runway Information

Runway Length Width Surface Heading Wind Component
02/20 5,600 ft 100 ft ASP 38°
4.3 kt 5.5 kt
128° angle
✈️ 08/26
Active: 26
6,100 ft 100 ft ASP 90°
6.9 kt 1.2 kt
10° angle
12/30 4,102 ft 60 ft ASP 140°
4.5 kt 5.4 kt
130° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KLWT

5,529 observations | Sep 2025 - May 2026

Flight Rules Distribution

VFR
77.9%
MVFR
11.7%
IFR
7.7%
LIFR
2.7%

Lewistown Municipal Airport typically experiences VFR conditions 77.9% of the time, though instrument-rated pilots will find IFR weather present approximately 10.4% of observations. Prevailing winds are from the W averaging 9.4 knots, with gusts recorded up to 42 knots. Temperature extremes range from -25°C to 30°C, reflecting significant seasonal variation. The best months for VFR flying are September, January, November.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 9.4 kt
Maximum Recorded: 42 kt
Calm Winds: 7.9%
Direction Distribution:
N
3.4%
NE
1%
E
11.7%
SE
11.3%
S
4.1%
SW
20.1%
W
25.1%
NW
15.2%

Temperature Range

Average: 2.2°C
Range: -25°C to 30°C
-25°C 30°C

Visibility

Average: 9.3 SM
Below 3 SM: 4.4%
Fog Frequency: 2.5%

Best Months for VFR

September January November

Runway Wind Analysis

Runway 02/20
Favorable wind: 100%
Avg crosswind: 7.2 kt
Runway 08/26
Favorable wind: 100%
Avg crosswind: 4.6 kt
Runway 12/30
Favorable wind: 100%
Avg crosswind: 4.9 kt

Statistics computed from 5,529 METAR observations (Sep 2025 - May 2026). Data sourced from official aviation weather services. Updated daily.

Lewistown Municipal Airport - Airport Information

Airport Details

ICAO Code: KLWT
IATA Code: LWT
Type: medium airport
Status: active
Elevation: 4,170 ft MSL

Location

City: Lewistown
Country: US
Latitude: 47.048429°
Longitude: -109.466143°
Time Zone: Etc/GMT+7

Runway Information

Runway 02/20
Length: 5,600 ft
Width: 100 ft
Surface: ASP
ILS: No
Runway 08/26
Length: 6,100 ft
Width: 100 ft
Surface: ASP
ILS: No
Runway 12/30
Length: 4,102 ft
Width: 60 ft
Surface: ASP
ILS: No

About Lewistown Municipal Airport

Overview

Lewistown Municipal Airport serves central Montana, located at an elevation of 4,170 feet MSL near the city of Lewistown. The airport features three asphalt runways with lengths ranging from 4,102 to 6,100 feet, supporting a variety of general aviation and regional aircraft operations.

Flying Conditions

Weather conditions at KLWT are predominantly VFR, with 80.6% of observations reporting visual flight rules. The airport experiences prevailing westerly winds averaging 9.4 knots, with temperatures ranging from -25°C to 30°C. Seasonal variations show September, January, and November as the most consistently favorable VFR months.

Notable Features

The airport's high elevation at 4,170 feet MSL requires careful performance calculations for aircraft operations. All three runways have 100% wind coverage, with relatively low average crosswind components ranging from 4.7 to 7.1 knots. The diverse runway configuration allows for flexible operations under varying wind conditions.

Approach Considerations

Pilots should anticipate westerly winds when planning approaches, with an 8.1% chance of calm conditions. Visibility averages 9.5 statute miles, with only 2.4% of observations showing visibility below 3 miles. The airport experiences minimal fog, with only 1.5% of observations reporting fog conditions.

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.