Saint John Airport

CYSJ / YSJ

Saint John, CA

Last Updated
Feb 14, 10:00Z

Current Weather

Display Units
Recent 58 min ago
10:00Z

☀️ Day
VFR
Flight Rules
-19°C
Temperature
Dewpoint: -21°C
0 kt
15 SM
Visibility
Ceiling
Unlimited
1014 hPa
QNH
Altimeter Setting

Raw METAR

METAR CYSJ 141000Z 00000KT 15SM SKC M19/M21 A2993 RMK SLP146
QNH
1014 hPa
Sea Level Pressure
For altitude above MSL
QFE
1002 hPa
Field Pressure
Height above aerodrome (357 ft)
Pressure Alt
335 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: -3,659 ft
ISA Deviation: -33.3°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF CYSJ 140540Z 1406/1418 32005KT P6SM SKC BECMG 1412/1414 28005KT BECMG 1416/1418 22008KT RMK NXT FCST BY 141200Z
Upcoming Changes (Next 12 Hours)
10:57Z BASE
+0h
VFR 320° 5 kt
Visibility: >6SM
12:00Z BECMG
+2h
VFR 280° 5 kt
16:00Z BECMG
+6h
VFR 220° 8 kt
FCST

24-Hour Weather Evolution

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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
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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
YSJ
05
23
14
32

Runway Information

Runway Length Width Surface Heading Wind Component
05/23 7,000 ft 200 ft ASP 30°
0.0 kt 0.0 kt
30° angle
14/32 5,100 ft 200 ft ASP 121°
0.0 kt 0.0 kt
121° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - CYSJ

4,260 observations | Sep 2025 - Feb 2026

Flight Rules Distribution

VFR
62.5%
MVFR
16.3%
IFR
14%
LIFR
7.2%

Saint John Airport typically experiences VFR conditions 62.5% of the time, though instrument-rated pilots will find IFR weather present approximately 21.2% of observations. Prevailing winds are from the N averaging 9.5 knots, with gusts recorded up to 34 knots. Temperature extremes range from -25°C to 24°C, reflecting significant seasonal variation. Low visibility conditions (below 3 SM) occur in 8.1% of weather observations. The best months for VFR flying are September, November, February.

Wind Analysis

Prevailing Direction: N (0°)
Average Speed: 9.5 kt
Maximum Recorded: 34 kt
Calm Winds: 6.8%
Direction Distribution:
N
19.2%
NE
5.8%
E
6.1%
SE
4.1%
S
13%
SW
11.1%
W
17.5%
NW
16.4%

Temperature Range

Average: 1.2°C
Range: -25°C to 24°C
-25°C 24°C

Visibility

Average: 12 SM
Below 3 SM: 8.1%
Fog Frequency: 6.2%

Best Months for VFR

September November February

Runway Wind Analysis

Runway 05/23
Favorable wind: 100%
Avg crosswind: 6.7 kt
Runway 14/32
Favorable wind: 100%
Avg crosswind: 5.6 kt

Statistics computed from 4,260 METAR observations (Sep 2025 - Feb 2026). Data sourced from official aviation weather services. Updated daily.

Saint John Airport - Airport Information

Airport Details

ICAO Code: CYSJ
IATA Code: YSJ
Type: medium airport
Status: active
Elevation: 357 ft MSL

Location

City: Saint John
Country: CA
Latitude: 45.316101°
Longitude: -65.890297°
Time Zone: Etc/GMT+4

Runway Information

Runway 05/23
Length: 7,000 ft
Width: 200 ft
Surface: ASP
ILS: No
Runway 14/32
Length: 5,100 ft
Width: 200 ft
Surface: ASP
ILS: No

About Saint John Airport

Overview

Saint John Airport serves the urban and maritime region of southern New Brunswick, Canada. Located at coordinates 45.316101, -65.890297 with an elevation of 357 feet MSL, the airport is classified as a medium-sized facility supporting regional and commercial aviation. Its strategic position enables transportation connectivity for the Saint John metropolitan area and surrounding communities.

Flying Conditions

Weather conditions at Saint John Airport demonstrate significant variability, with Visual Flight Rules (VFR) predominating at 61.2% of observations. Pilots should anticipate substantial meteorological changes, with Marginal VFR and Instrument Flight Rules conditions collectively representing 38.5% of recorded periods. Temperature ranges from -25°C to 24°C, with an average of 2.9°C, indicating potential icing and thermal fluctuation considerations.

Notable Features

The airport features two asphalt runways: Runway 05/23 at 7000 feet and Runway 14/32 at 5100 feet. Prevailing winds consistently come from the west (270°) at an average speed of 9.5 knots, with maximum gusts reaching 34 knots. Both runways demonstrate 100% favorable wind alignment, suggesting flexible operational capabilities across wind conditions.

Approach Considerations

September, October, and November represent the most favorable VFR months, offering optimal flying conditions. Average crosswind components are moderate, measuring 6.5 knots for Runway 05/23 and 5.8 knots for Runway 14/32. Pilots should be prepared for potential reduced visibility, with 8.1% of observations showing less than 3 statute miles of visibility and 7.2% experiencing 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.