Saint-Nazaire-Montoir Airport

LFRZ / SNR

Saint-Nazaire/Montoir, FR

Last Updated
May 14, 14:30Z

Current Weather

Display Units
Fresh 7 min ago
14:30Z

☀️ Day
VFR
Flight Rules
12°C
Temperature
Dewpoint: 7°C
4 kt
Variable
10+ km
Visibility
3,800 ft
Ceiling
Above Ground Level
1004 hPa
QNH
Altimeter Setting

Raw METAR

METAR LFRZ 141430Z AUTO VRB04KT 9999 VCTS BKN038/// BKN048/// OVC058/// ///CB 12/07 Q1004 TEMPO 33020G35KT 2000 -TSRA

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 13 ft
BKN 3,800 ft AGL
BKN 4,800 ft AGL
OVC 5,800 ft AGL
☁️
BKN
Broken (5/8-7/8 sky coverage)
3,800 ft
AGL (Above Ground)
3,813 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
4,800 ft
AGL (Above Ground)
4,813 ft AMSL
☁️
OVC
Overcast (8/8 sky coverage)
5,800 ft
AGL (Above Ground)
5,813 ft AMSL

Weather Briefing

VFR

Saint-Nazaire-Montoir Airport is currently reporting visual flight rules (VFR) conditions with overcast skies at 5,800 feet and 10 miles or greater visibility.

Wind Analysis

Winds are from the variable directions at 4 knots.

Visibility & Ceiling

Visibility is unrestricted. The ceiling is 3800 feet AGL (broken), well above standard VFR minimums.

Temperature & Moisture

Temperature is 12°C (54°F) with a dewpoint of 7°C, indicating moderate moisture conditions.

Forecast Outlook

The TAF forecast covers the next 22 hours. The forecast shows a transition between VFR and IFR conditions. Pilots should monitor the forecast closely and have an alternate airport plan. Expected weather includes: Light Showers Rain, Light Thunderstorm Rain, Showers Rain. Winds are forecast to reach up to 20 knots during the period. Expect variable wind speeds ranging from 5 to 20 knots. Temporary IFR conditions are forecast with Light Showers Rain between 14:00Z and 22:00Z. There is a 30% probability of IFR conditions with Light Thunderstorm Rain between 14:00Z and 19:00Z. Temporary MVFR conditions are forecast with Showers Rain between 09:00Z and 12:00Z.

Pilot Recommendations

Conditions are favorable for visual flight. The forecast indicates conditions may deteriorate. Ensure you have fuel reserves and a viable alternate airport.

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

QNH
1004 hPa
Sea Level Pressure
For altitude above MSL
QFE
1004 hPa
Field Pressure
Height above aerodrome (13 ft)
Pressure Alt
291 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: -66 ft
ISA Deviation: -3.0°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF AMD LFRZ 141405Z 1414/1512 36005KT 9999 FEW035 BKN055 TEMPO 1414/1422 33020G35KT 4500 -SHRA BKN030CB PROB30 TEMPO 1414/1419 2000 -TSRA BKN030CB BECMG 1504/1506 36006KT TEMPO 1509/1512 SHRA BKN040TCU
Upcoming Changes (Next 12 Hours)
14:37Z BASE
+0h
VFR 360° 5 kt
Visibility: 10+ km
Ceiling: 5,500 ft

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
FRZ
07
25

Runway Information

Runway Length Width Surface Heading Wind Component
07/25 7,874 ft 148 ft ASP 73° 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 - LFRZ

11,331 observations | Sep 2025 - May 2026

Flight Rules Distribution

VFR
54.3%
MVFR
19.8%
IFR
17%
LIFR
8.9%

Saint-Nazaire-Montoir Airport is frequently affected by reduced visibility conditions, with VFR weather only 54.3% of the time and IFR/LIFR conditions occurring in 25.9% of observations. Prevailing winds are from the W averaging 9.4 knots, with gusts recorded up to 32 knots. Temperature extremes range from -6°C to 28°C, reflecting significant seasonal variation. The best months for VFR flying are September, April, March.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 9.4 kt
Maximum Recorded: 32 kt
Calm Winds: 1%
Direction Distribution:
N
10.7%
NE
12.1%
E
10.5%
SE
8.1%
S
15.9%
SW
18.2%
W
19.1%
NW
4.2%

Temperature Range

Average: 11.4°C
Range: -6°C to 28°C
-6°C 28°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 7.1%

Best Months for VFR

September April March

Runway Wind Analysis

Runway 07/25
Favorable wind: 100%
Avg crosswind: 5.2 kt

Statistics computed from 11,331 METAR observations (Sep 2025 - May 2026). Data sourced from official aviation weather services. Updated daily.

Saint-Nazaire-Montoir Airport - Airport Information

Airport Details

ICAO Code: LFRZ
IATA Code: SNR
Type: medium airport
Status: active
Elevation: 13 ft MSL

Location

City: Saint-Nazaire/Montoir
Country: FR
Latitude: 47.311420°
Longitude: -2.152634°
Time Zone: Europe/Brussels

Runway Information

Runway 07/25
Length: 7,874 ft
Width: 148 ft
Surface: ASP
ILS: No

About Saint-Nazaire-Montoir Airport

Overview

Saint-Nazaire-Montoir Airport serves the Loire-Atlantique region in western France, situated near the industrial port city of Saint-Nazaire. The airport is classified as a medium-sized facility with a single runway 07/25, spanning 7,874 feet and featuring an asphalt surface at an elevation of 13 feet mean sea level.

Flying Conditions

Weather conditions at LFRZ demonstrate significant variability, with visual flight rules (VFR) predominating at 56.6% of observations. Wind patterns are consistently from the south (180°) at an average of 9.5 knots, with temperatures ranging from -6°C to 25°C and a mean of 11°C. September, October, and November offer the most stable VFR flying conditions.

Notable Features

The airport's low elevation of 13 feet MSL and coastal location near the Atlantic Ocean contribute to its unique meteorological characteristics. Fog occurs in 7.1% of observations, and wind conditions show a maximum recorded speed of 32 knots, indicating potential challenging conditions during specific weather events.

Approach Considerations

Runway 07/25 demonstrates favorable wind alignment, with 100% wind compatibility and an average crosswind of just 5.4 knots. Pilots can expect generally stable approach conditions, particularly during the autumn months when VFR conditions are most consistent. The low elevation and flat coastal terrain provide relatively straightforward approach and departure profiles.

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.