ATIS Alerts

Bryant Field (KO57) Area Aviation Weather & Runway Winds

Aviation weather near Bryant Field in Bridgeport, CA, decoded from the nearest reporting station (KHTH): conditions, runway crosswinds, and free Telegram airport alerts.

Bryant Field (KO57) is a general aviation airport serving pilots in and around Bridgeport, CA at 6,468 ft. KO57 has no weather station of its own. Conditions here are decoded from KHTH, about 32 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (16, 34), longest 4,239 ft, are checked against the current wind in the crosswind table below. CTAF is 122.9. Track it in the ATIS Alerts Telegram bot to get alerts read from KHTH, the station this page is based on.

VFR
Observed 0015Z (5:15 PM PDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KHTH, 32.4 nm away.

Wind
310° 8 kt
Visibility
10+ sm
Ceiling
Unlimited
Altimeter
29.88"
Temp / Dew
91°F / 33°C
dew 9°F / -13°C

Wind from the northwest (310°) at 8 kt, visibility 10+ statute miles, no cloud data, temperature 33°C (91°F), altimeter 29.88 inHg. Conditions are Visual Flight Rules (VFR).

Raw METAR
METAR KHTH 130015Z AUTO 31008KT 10SM CLR 33/M13 A2988 RMK A01

What changed at KHTH (nearest station)?

Since the 2350Z (4:50 PM PDT) report, compared automatically against the latest METAR.

No significant changes since the 2350Z report, conditions are holding steady.

This is exactly what ATIS Alerts watches for you: get a Telegram message when KO57's weather changes, free →

Current pilot readout for KO57

Based on the nearest station (KHTH), KO57 is currently VFR with winds from 310° at 8 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 16, about 6 knots. Density altitude is approximately 10,250 ft (field elevation 6,468 ft). KO57 does not publish a TAF. The nearest TAF station is KMMH, about 42 nm away.

⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →

Get KO57 weather alerts in Telegram

Stop refreshing aviation weather manually. Track KO57 in ATIS Alerts and get notified when a new METAR changes the picture: a category drop, or wind and ceiling moving toward your minimums.

Track KO57 free on Telegram

Runway wind check

Estimated head/tailwind and crosswind for each runway end from the current reported wind.

Use this section to quickly compare current wind alignment across available runways at KO57. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.

RunwayHead / TailCrosswind
34FAV5 kt head6 kt left
165 kt tail6 kt right

Open the crosswind calculator to try your own wind and runway numbers →

24-hour trend

Wind, ceiling and flight category over the last 24 hours.

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
0132500Z12Z00Z

Over the last 23 h: wind 128 kt, ceiling unlimitedunlimited.

KO57 weather radar

Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.

Live weather radar around Bryant Field in Bridgeport, CA: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around KO57 is headed.

Loading…
Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap

Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.

Pilot reports (PIREPs) within 100 NM of KO57

Reported by pilots in flight over the past 6 hours, via aviationweather.gov.

PIREP2331Z (4:31 PM PDT) · 80 NM N of KO57 · 14,000 ft MSL · B737
intermittent light chop blo 140 turbulence
Show raw report
RNO UA /OV RNO347002 /TM 2331 /FL140 /TP B737 /TB INTMT LGT CHOP BLO 140
RNO UAHeader: reporting station and UA: a routine pilot report.
OV RNO347002Location: fix or navaid, optionally with a radial and distance in NM.
TM 2331Reported at 23:31 UTC.
FL140Altitude: 14,000 ft MSL.
TP B737Aircraft type reporting.
TB INTMT LGT CHOP BLO 140Turbulence: intermittent light chop blo 140.
PIREP2331Z (4:31 PM PDT) · 78 NM N of KO57 · 14,000 ft MSL · B737
intermittent light chop blo 140 turbulencelow-level wind shear
Show raw report
RNO UA /OV KRNO3470002/TM 2331/FL140/TP B737/TB INTMT LGT CHOP BLO 140/RM LLWS +/-5KT 054-SFC DURD RY17R RNO
RNO UAHeader: reporting station and UA: a routine pilot report.
OV KRNO3470002Location: fix or navaid, optionally with a radial and distance in NM.
TM 2331Reported at 23:31 UTC.
FL140Altitude: 14,000 ft MSL.
TP B737Aircraft type reporting.
TB INTMT LGT CHOP BLO 140Turbulence: intermittent light chop blo 140.
RM LLWS +/-5KT 054-SFC DURD …Remarks.
URGENT2238Z (3:38 PM PDT) · 83 NM N of KO57 · during descent · B738
occasional moderate blo 140 turbulencelow-level wind shear
Show raw report
RNO UUA /OV KRNO347005/TM 2238/FL140/TP B738/TB OCNL MOD BLO 140/RM LLWS +10KT DURD RY17R RNO
RNO UUAHeader: reporting station and UUA: an URGENT pilot report (severe conditions, wind shear, or similar).
OV KRNO347005Location: fix or navaid, optionally with a radial and distance in NM.
TM 2238Reported at 22:38 UTC.
FL140Altitude: 14,000 ft MSL.
TP B738Aircraft type reporting.
TB OCNL MOD BLO 140Turbulence: occasional moderate blo 140.
RM LLWS +10KT DURD RY17R RNORemarks.
URGENT2145Z (2:45 PM PDT) · 78 NM N of KO57 · altitude unknown · B739
light turb turbulencelow-level wind shear
Show raw report
RNO UUA /OV KRNO/TM 2145/FLUNKN/TP B739/TB LGT TURB/RM DURD. LLWS +/-10 KT 052-SFC DURD RY17R RNO
RNO UUAHeader: reporting station and UUA: an URGENT pilot report (severe conditions, wind shear, or similar).
OV KRNOLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2145Reported at 21:45 UTC.
FLUNKNAltitude unknown.
TP B739Aircraft type reporting.
TB LGT TURBTurbulence: light turb.
RM DURD. LLWS +/-10 KT 052-S…Remarks.
URGENT2050Z (1:50 PM PDT) · 78 NM N of KO57 · altitude unknown · B38M
light turb turbulencelow-level wind shear
Show raw report
RNO UUA /OV KNRO/TM 2050/FLUNKN/TP B38M/TB LGT TURB /RM DURD. LLWS +10 KT 049-SFC DURD RY17R RNO
RNO UUAHeader: reporting station and UUA: an URGENT pilot report (severe conditions, wind shear, or similar).
OV KNROLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2050Reported at 20:50 UTC.
FLUNKNAltitude unknown.
TP B38MAircraft type reporting.
TB LGT TURBTurbulence: light turb.
RM DURD. LLWS +10 KT 049-SFC…Remarks.
URGENT2043Z (1:43 PM PDT) · 98 NM N of KO57 · during descent · B38M
light - oncl moderate turb blo 160 turbulencelow-level wind shear
Show raw report
RNO UUA /OV KRNO347020/TM 2043/FL160/TP B38M/TB LGT- ONCL MOD TURB BLO 160/RM LLWS +10 KT 048-046 DURD RY17R RNO
RNO UUAHeader: reporting station and UUA: an URGENT pilot report (severe conditions, wind shear, or similar).
OV KRNO347020Location: fix or navaid, optionally with a radial and distance in NM.
TM 2043Reported at 20:43 UTC.
FL160Altitude: 16,000 ft MSL.
TP B38MAircraft type reporting.
TB LGT- ONCL MOD TURB BLO 16…Turbulence: light - oncl moderate turb blo 160.
RM LLWS +10 KT 048-046 DURD …Remarks.
PIREP2037Z (1:37 PM PDT) · 90 NM N of KO57 · 16,000 ft MSL · B39M
moderate turb blo 160 turbulencelow-level wind shear
Show raw report
RNO UA /OV KRNO347012/TM 2037/FL160/TP B39M/TB MOD TURB BLO 160 /RM LLWS +10 KT 046-SFC DURD RY17R RNO
RNO UAHeader: reporting station and UA: a routine pilot report.
OV KRNO347012Location: fix or navaid, optionally with a radial and distance in NM.
TM 2037Reported at 20:37 UTC.
FL160Altitude: 16,000 ft MSL.
TP B39MAircraft type reporting.
TB MOD TURB BLO 160Turbulence: moderate turb blo 160.
RM LLWS +10 KT 046-SFC DURD …Remarks.
PIREP2005Z (1:05 PM PDT) · 94 NM N of KO57 · 16,000 ft MSL · B738
moderate turb blo 160 turbulencelow-level wind shear
Show raw report
RNO UA /OV KRNO347016/TM 2005/FL160/TP B738/TB MOD TURB BLO 160/RM LLWS +10 KT 049-SFC DURD RY17R RNO
RNO UAHeader: reporting station and UA: a routine pilot report.
OV KRNO347016Location: fix or navaid, optionally with a radial and distance in NM.
TM 2005Reported at 20:05 UTC.
FL160Altitude: 16,000 ft MSL.
TP B738Aircraft type reporting.
TB MOD TURB BLO 160Turbulence: moderate turb blo 160.
RM LLWS +10 KT 049-SFC DURD …Remarks.

⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.

Recent aviation weather trends at KO57

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KHTH reported mostly VFR across 71 observations, with 0 flight-category changes. The strongest gust reached 22 kt. Wind most often came from the N.

Last 24 hours
VFR 100%
Wind avg/max: 6/15 kt
Max gust: 22 kt
Lowest ceiling: -
Lowest vis: -
Prevailing wind: N
Category changes: 0
Last 7 days
VFR 100%
Wind avg/max: 6/16 kt
Max gust: 21 kt
Lowest ceiling: 10,000 ft
Lowest vis: 6 sm
Prevailing wind: NW
Category changes: 0
Active Runway - past 30 days
34
71%
16
29%

Get free ATIS alerts for KO57

We'll message you on Telegram when a new report moves the picture near KO57 (Bryant Field): alerts read from KHTH, the station this page uses.

Track KO57 on Telegram

Free • no app to install • unsubscribe anytime

Airport facts

Reference data from the OurAirports dataset.

Type
General aviation airport
FAA LID
O57
City
Bridgeport
State
California
Country
United States
Elevation
6,468 ft
Coordinates
38.2639, -119.2228
Runways
2
Longest runway
4,239 ft
Weather reporting
Nearest station KHTH
TAF
Nearest KMMH
CTAF
122.9 MHz
Time zone
America/Los_Angeles
Sunset in
1h 36m

Run a flight school, FBO, or club here? Embed KO57's live status on your website, free →

Nearby airports

Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.

See all California airports →

KO57 weather: frequently asked

What runways are available at KO57?+

KO57 has 2 runways: 16, 34; the longest is 4,239 ft. This page computes the live crosswind for each runway end from the current wind.

Where does the weather shown for KO57 come from?+

Bryant Field does not have its own weather station. Conditions shown here come from the nearest reporting station, KHTH, about 32 nm away, close enough for situational awareness, but local conditions at KO57 can differ.

Does KO57 have a TAF?+

No. KO57 does not publish its own TAF. The nearest TAF station is KMMH, about 42 nm away.

Does KO57 broadcast D-ATIS?+

No. KO57 does not broadcast D-ATIS. Alerts for KO57 from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.

Pilot PIREPs for Bryant Field (KO57)

Community-submitted

Community-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.

Read recent community-submitted pilot notes for Bryant Field, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.

⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.

No Pilot PIREPs have been submitted for KO57 yet. Recently flew here? Help the next pilot by leaving a quick airport note.

Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.

From the ATIS Alerts team

Why pilots use ATIS Alerts

Free aviation weather and ATIS change alerts for GA pilots, delivered on Telegram, so a change catches your eye before it catches you off guard.

  • Get pinged the moment KO57 drops below VFR or a new report moves your numbers.
  • Live METAR, TAF, crosswinds, and FAA delays: one link, always current.
  • Free, no app to install, and you can track any US airport. Unsubscribe anytime.
Get free alerts for KO57

⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

Spotted incorrect airport info? ✏️ Suggest an edit

How ATIS Alerts works · All US airports · California airports