Petawawa Heliport

CYWA / YWA

Petawawa, CA

Last Updated
May 15, 03:29Z

Current Weather

Display Units
Stale 16 hours ago
03:29Z

🌇 Dusk
MVFR
Flight Rules
5°C
Temperature
Dewpoint: 5°C
4 kt
280°
3 SM
Visibility
7,000 ft
Ceiling
Above Ground Level
1014 hPa
QNH
Altimeter Setting

Raw METAR

SPECI CYWA 150329Z 28004KT 3SM BCFG BR BKN070 05/05 A2994 RMK AC5 DENSITY ALT -611FT VIS VRB 1 1/4-6 LAST OBS /NEXT 191100 UTC SLP144

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 427 ft
BKN 7,000 ft AGL
☁️
BKN
Broken (5/8-7/8 sky coverage)
7,000 ft
AGL (Above Ground)
7,427 ft AMSL

Weather Briefing

MVFR

Petawawa Heliport is currently reporting marginal VFR (MVFR) conditions with broken clouds at 7,000 feet and 3 SM visibility. Note: This observation is 15.9 hours old and conditions may have changed.

Wind Analysis

Winds are from the west (280°) at 4 knots.

Visibility & Ceiling

Visibility is 3 SM, below VFR minimums in some airspace classifications. Check local requirements before departing VFR. The ceiling is 7000 feet AGL (broken), well above standard VFR minimums.

Temperature & Moisture

Temperature is 5°C (41°F) with a dewpoint of 5°C. The temperature-dewpoint spread is very narrow, indicating saturated or near-saturated air. Fog formation or low cloud development is likely.

Forecast Outlook

The TAF forecast covers the next 21 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: Mist, Fog, FCST. Temporary IFR conditions are forecast with Fog between 03:00Z and 12:00Z.

Pilot Recommendations

VFR pilots should exercise caution. Consider filing IFR if instrument rated, or postponing the flight if conditions are expected to deteriorate further. The narrow temperature-dewpoint spread creates risk of fog formation, particularly during evening and early morning hours. 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
1014 hPa
Sea Level Pressure
For altitude above MSL
QFE
1000 hPa
Field Pressure
Height above aerodrome (427 ft)
Pressure Alt
405 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: -693 ft
ISA Deviation: -9.1°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF AMD CYWA 150318Z 1503/1524 VRB03KT 5SM BR SCT070 TEMPO 1503/1512 1/2SM FG BKN008 FM151200 30006KT P6SM FEW020 SCT040 BECMG 1520/1521 26005KT RMK NXT FCST BY 150600Z
Upcoming Changes (Next 12 Hours)
19:21Z BASE
+0h
MVFR VRB 3 kt
Visibility: 5SM
Mist
20:00Z BECMG
+1h
VFR 260° 5 kt
FCST

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
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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
YWA
17
35 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 17/35
Active: 35
3,800 ft 75 ft GRS 148°
1.4 kt 3.8 kt
70° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - CYWA

2,337 observations | Sep 2025 - May 2026

Flight Rules Distribution

VFR
63%
MVFR
26.4%
IFR
7.5%
LIFR
3.1%

Petawawa Heliport typically experiences VFR conditions 63% of the time, though instrument-rated pilots will find IFR weather present approximately 10.6% of observations. Prevailing winds are from the SE averaging 6.4 knots. Temperature extremes range from -31°C to 29°C, reflecting significant seasonal variation. The best months for VFR flying are May, October, September.

Wind Analysis

Prevailing Direction: SE (135°)
Average Speed: 6.4 kt
Maximum Recorded: 20 kt
Calm Winds: 1.8%
Direction Distribution:
N
7.7%
NE
4.5%
E
11.3%
SE
24%
S
6.3%
SW
6.5%
W
18.1%
NW
19.8%

Temperature Range

Average: 1°C
Range: -31°C to 29°C
-31°C 29°C

Visibility

Average: 11.6 SM
Below 3 SM: 3.4%
Fog Frequency: 2.3%

Best Months for VFR

May October September

Runway Wind Analysis

Runway 17/35
Favorable wind: 100%
Avg crosswind: 4.1 kt

Statistics computed from 2,337 METAR observations (Sep 2025 - May 2026). Data sourced from official aviation weather services. Updated daily.

Petawawa Heliport - Airport Information

Airport Details

ICAO Code: CYWA
IATA Code: YWA
Type: heliport
Status: active
Elevation: 427 ft MSL

Location

City: Petawawa
Country: CA
Latitude: 45.952202°
Longitude: -77.319199°
Time Zone: Etc/GMT+5

Runway Information

Runway 17/35
Length: 3,800 ft
Width: 75 ft
Surface: GRS
ILS: No

About Petawawa Heliport

Petawawa Heliport (CYWA/YWA) is located in Petawawa, CA at an elevation of 427 feet MSL. The airport has 1 runway (17/35), with the longest at 3,800 feet.

Weather Profile

With VFR conditions only 63% of the time based on 2,337 observations, CYWA requires careful weather planning. IFR conditions occur in 10.6% of reports, and instrument proficiency is advisable for regular operations here.

Wind Patterns & Runway Selection

Prevailing winds at CYWA come from the SE (135°) with an average speed of 6.4 knots. Calm winds are rare (1.8%), so crosswind considerations are a regular factor. Runway 17/35 offers the lowest average crosswind component at 4.1 knots, making it the preferred choice in typical wind conditions.

Seasonal Considerations

The best months for VFR operations are May, October, September, when clear skies are most prevalent. Temperatures at the field range from -31°C (-24°F) to 29°C (84°F), averaging 1°C (34°F). Cold weather operations require attention to aircraft preheating, de-icing, and cold-soaked fuel management. Altimeter settings typically range from 29.19 to 30.66 inHg (989-1038 hPa).

Data Sources: Airport data from OurAirports.com. Weather statistics derived from 2,337 official METAR observations (Sep 2025 - May 2026). Pilots should always verify current conditions through official channels before flight.

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.