Saint John Airport

CYSJ / YSJ

Saint John, CA

Last Updated
Mar 4, 15:00Z

Current Weather

Display Units
Recent 55 min ago
15:00Z

☀️ Day
VFR
Flight Rules
2°C
Temperature
Dewpoint: -1°C
6 kt
270°
15 SM
Visibility
Ceiling
Unlimited
1018 hPa
QNH
Altimeter Setting

Raw METAR

METAR CYSJ 041500Z 27006KT 15SM FEW008 02/M01 A3007 RMK SF1 SF TR SLP191

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 357 ft
FEW 800 ft AGL
🌤️
FEW
Few (1/8-2/8 sky coverage)
800 ft
AGL (Above Ground)
1,157 ft AMSL
QNH
1018 hPa
Sea Level Pressure
For altitude above MSL
QFE
1006 hPa
Field Pressure
Height above aerodrome (357 ft)
Pressure Alt
215 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: -1,259 ft
ISA Deviation: -12.3°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF CYSJ 041140Z 0412/0424 30005KT P6SM SCT012 TEMPO 0412/0414 1 1/2SM BR BKN002 BKN012 FM041500 27010KT P6SM FEW030 BECMG 0416/0418 22012G22KT FM042000 21012G22KT P6SM BKN150 RMK NXT FCST BY 041800Z
Upcoming Changes (Next 12 Hours)
15:54Z BASE
+0h
VFR 300° 5 kt
Visibility: >6SM
16:00Z BECMG
+1h
VFR 220° 12 kt
20:00Z FM042000
+5h
VFR 210° 12 kt
Visibility: >6SM
Ceiling: 15,000 ft
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°
3.0 kt 5.2 kt
120° angle
✈️ 14/32
Active: 32
5,100 ft 200 ft ASP 121°
3.9 kt 4.6 kt
50° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - CYSJ

4,751 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
62.9%
MVFR
16.8%
IFR
13.7%
LIFR
6.7%

Saint John Airport typically experiences VFR conditions 62.9% of the time, though instrument-rated pilots will find IFR weather present approximately 20.4% of observations. Prevailing winds are from the N averaging 9.6 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% of weather observations. The best months for VFR flying are September, February, November.

Wind Analysis

Prevailing Direction: N (0°)
Average Speed: 9.6 kt
Maximum Recorded: 34 kt
Calm Winds: 6.8%
Direction Distribution:
N
19.3%
NE
6.2%
E
5.7%
SE
4%
S
12.7%
SW
11.2%
W
16.8%
NW
17.2%

Temperature Range

Average: 0.6°C
Range: -25°C to 24°C
-25°C 24°C

Visibility

Average: 12.1 SM
Below 3 SM: 8%
Fog Frequency: 5.6%

Best Months for VFR

September February November

Runway Wind Analysis

Runway 05/23
Favorable wind: 100%
Avg crosswind: 6.7 kt
Runway 14/32
Favorable wind: 100%
Avg crosswind: 5.7 kt

Statistics computed from 4,751 METAR observations (Sep 2025 - Mar 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.

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.