Chachoán Regional Airport

SEAM / ATF

Ambato, EC

Last Updated
Apr 21, 21:00Z

Current Weather

Display Units
Stale 14 hours ago
21:00Z

☀️ Day
VFR
Flight Rules
18°C
Temperature
Dewpoint: 14°C
3 kt
170°
10+ km
Visibility
3,000 ft
Ceiling
Above Ground Level
--
QNH
Altimeter Setting

Raw METAR

METAR SEAM 212100Z 17003KT 9999 BKN030 BKN100 18/14 Q1028

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 8,502 ft
BKN 3,000 ft AGL
BKN 10,000 ft AGL
☁️
BKN
Broken (5/8-7/8 sky coverage)
3,000 ft
AGL (Above Ground)
11,502 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
10,000 ft
AGL (Above Ground)
18,502 ft AMSL

Weather Briefing

VFR

Chachoán Regional Airport is currently reporting visual flight rules (VFR) conditions with broken clouds at 3,000 feet and 10 miles or greater visibility. Note: This observation is 14 hours old and conditions may have changed.

Wind Analysis

Winds are from the south (170°) at 3 knots.

Visibility & Ceiling

Visibility is unrestricted. The ceiling is 3000 feet AGL (broken), well above standard VFR minimums.

Temperature & Moisture

Temperature is 18°C (64°F) with a dewpoint of 14°C. The narrow temperature-dewpoint spread suggests high humidity and potential for visibility restrictions, especially during cooling periods.

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.

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
EAM
01
19 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 01/19
Active: 19
6,316 ft 82 ft ASP 10°
2.8 kt 1.0 kt
20° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - SEAM

778 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
96.7%
MVFR
3.3%
IFR
0%
LIFR
0%

Chachoán Regional Airport enjoys predominantly VFR conditions, with visual flight rules prevailing 96.7% of the time. Prevailing winds are from the S averaging 5 knots. Temperatures typically range between 9°C and 25°C with an average of 17.5°C. The best months for VFR flying are January, March, September.

Wind Analysis

Prevailing Direction: S (180°)
Average Speed: 5 kt
Maximum Recorded: 14 kt
Calm Winds: 2.2%
Direction Distribution:
N
6.4%
NE
7.1%
E
9.6%
SE
18%
S
37.9%
SW
15%
W
2.9%
NW
0.9%

Temperature Range

Average: 17.5°C
Range: 9°C to 25°C
9°C 25°C

Visibility

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

Best Months for VFR

January March September

Runway Wind Analysis

Runway 01/19
Favorable wind: 100%
Avg crosswind: 2.4 kt

Statistics computed from 778 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Chachoán Regional Airport - Airport Information

Airport Details

ICAO Code: SEAM
IATA Code: ATF
Type: medium airport
Status: active
Elevation: 8,502 ft MSL

Location

City: Ambato
Country: EC
Latitude: -1.212070°
Longitude: -78.574600°
Time Zone: Etc/GMT+5

Runway Information

Runway 01/19
Length: 6,316 ft
Width: 82 ft
Surface: ASP
ILS: No

About Chachoán Regional Airport

Overview

Chachoán Regional Airport serves the Ambato region of Ecuador at a significant elevation of 8,502 feet mean sea level. Located at coordinates -1.212070, -78.574600, this medium-sized airport provides critical transportation infrastructure in the Andean highlands. The single runway 01/19 extends 6,316 feet with an asphalt surface, supporting regional aviation needs.

Flying Conditions

Weather observations indicate exceptionally consistent VFR conditions, with 96.8% of recorded METARs showing visual flight rules. The prevailing wind from the south (180°) averages 5.4 knots, with maximum recorded speeds of 14 knots. Temperature ranges from 11°C to 25°C, with an average of 17.5°C, providing stable flying conditions throughout the year.

Notable Features

The airport's high elevation at 8,502 feet MSL presents significant performance considerations for aircraft operations. Pilots must account for reduced air density and its impact on aircraft climb performance and engine efficiency. The surrounding terrain reflects the mountainous Andean landscape, requiring heightened terrain awareness during approach and departure.

Approach Considerations

Runway 01/19 demonstrates highly favorable wind alignment, with 100% of winds supporting direct or near-direct runway heading. Average crosswind component is minimal at 2.5 knots, facilitating straightforward approaches. January, September, and December represent the most consistently favorable months for visual flight operations at this airport.

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.