K1Q4 Weather New Jerusalem Airport

Tracy, CaliforniaElevation 62 ftSmall airport

OFF-FIELD REFERENCE

Nearest report: KSCK · 13 NM N · 42 min old

No ceiling, visibility 7 SM.

No on-field report, so no field flight category. Conditions at the field may differ.

OFF-FIELD REFERENCE · KSCK

WIND

Calm

no steady wind

VISIBILITY

7 SM

11.3 km

CEILING

None

no BKN/OVC layer

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind calm, visibility 7 SM, temperature 8C. Treat this as supplemental, not an aviation observation. Forecast suggests sunday mostly sunny, high near 74F, low near 50F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

Day	Conditions	Temp F	Wind	Gusts	Precip
Sunday	Mostly Sunny	74/50	ESE 3 kt	–	0%
Monday	Sunny	71/47	NW 8 kt	16 kt	0%
Tuesday	Sunny	69/46	NW 5 kt	–	0%
Wednesday	Mostly Sunny	68/49	NNW 3 kt	–	1%
Thursday	Partly Sunny	66/46	WNW 4 kt	–	11%
Friday	Slight Chance Light Rain	63/43	WNW 5 kt	–	23%
Saturday	Slight Chance Light Rain	62	WNW 4 kt	–	23%

Source: National Weather Service (office STO). Forecast issued 1237Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND

1 runway

WIND

No on-field weather data

No reporting weather station on the field, so wind components cannot be computed. See nearby stations below.

RUNWAYS

Runway detail & declared distances

1 runway · longest 3,530 ft

12/30

Dimensions

3,530 x 60 ft

Surface

Asphalt (fair)

RWY 12

Traffic patternLeft

RWY 30

Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

62 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

0116Z 6:16 PM

Sunrise

1423Z 7:23 AM

Loggable night

0142Z (6:42 PM local) → 1356Z (6:56 AM local)

end of evening to start of morning civil twilight

Position lights required

0116Z (6:16 PM local) → 1423Z (7:23 AM local)

sunset to sunrise (91.209)

Night passenger currency

0216Z (7:16 PM local) → 1323Z (6:23 AM local)

1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

New Jerusalem Airport is in Tracy, California. Field elevation 62 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPublicly owned

UseOpen to the public

TypeSmall airport

ManagerPAULA JESSUP

Manager phone(209) 831-6215

AttendedUNATNDD

CHARTS & AIRSPACE

ICAO / IATAK1Q4

SectionalSAN FRANCISCO

Center (ARTCC)OAKLAND

Flight service (AFSS)RANCHO MURIETA

RegionCalifornia

CountryUnited States

Coordinates37.6791, -121.3000

Distance from city7 NM SE

SERVICES & LIGHTING

Control towerNon-towered

Traffic pattern alt800 ft MSL

CTAF122.900

FREQUENCIES

Communications

122.9

CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

K1Q4 traffic patterns

2026-06-13 to 2026-10-21, 48 days observed · data 2026-10-23

Medium confidence

TRAFFIC VOLUME (30-DAY)

AVG LANDINGS/DAY

2.9

AVG OPS/DAY

5.7

Operations trend (11 days)

Busiest day: Sat · Busiest month: Sep

FLEET MIX

Piston single 74%Unknown 14%Helicopter 8%Turboprop 5%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES

›C172 (Piston single) · ~9 landings/mo

›SR20 (Piston single) · ~8 landings/mo

›P28A (Piston single) · ~5 landings/mo

›C152 (Piston single) · ~4 landings/mo

›UNKN (Unknown) · ~4 landings/mo

LIKELY BASED AIRCRAFT

Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly single-engine piston aircraft.

›C172 (Piston single)

›SR20 (Piston single)

›P28B (Piston single)

›P28A (Piston single)

›C152 (Piston single)

This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.

Data limitations (4)

›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.

›Some aircraft do not transmit usable ADS-B and are not counted.

›Aircraft types and based estimates are inferred and may be wrong.

›This is not official ATC, FAA, or airport data.

NEARBY AIRPORTS

Weather reference stations

K1Q4 has no on-field report. Nearest reporting station: KSCK (13 NM N, VFR).

KSCK Stockton Metropolitan Airport

13 NM N

VFR

KMOD Modesto City Co-Harry Sham Field

17 NM E

VFR

KLVK Livermore Municipal Airport

25 NM W

VFR

KRHV Reid-Hillview Airport of Santa Clara County

32 NM SW

VFR

KSJC Norman Y. Mineta San Jose International Airport

35 NM SW

VFR

KNUQ Moffett Federal Airfield

39 NM SW

VFR

AIRPORT REMARKS

Operational remarks

›PAVED RUNWAY SAFETY AREA RY 12/30.

›FOR CD CTC NORCAL APCH AT 916-361-0516.

›PARL TWY FAILED COND WITH ROUGH/UNEVEN SFC FROM EXTSV ASPH RPR AND PATCHING.

›GROSS PAVEMENT STRENGTH PRVDD BY AIRPORT MANAGEMENT. 12500 LBS.

›NIGHT OPERATIONS PROHIBITED.

›AEROBATIC ACTIVITY NORTH NORTHEAST OF AIRPORT AND OVER ABANDONED PARALLEL RY 12/30 FM SURFACE TO 4,000 FEET MSL.

›MODEL AIRCRAFT ACTIVITY ON AND INVOF ABANDONED RY.

›ESTABD PRIOR TO 15 MAY 59.

›CITY OF TRACY DEPT OF PARKS AND REC.

›ERRONEOUS MRKGS ON RWY 12/30.

›STANDING WATER ON PARL TWY AFTER RAIN.

OFFICIAL LINKS & SOURCES

↗Search NOTAMs (official FAA NOTAM Search)

↗Wikipedia

↗K1Q4 on OurAirports

FREQUENTLY ASKED

Does K1Q4 have a METAR?

No on-field METAR is issued for K1Q4. This page uses the nearest reporting station as a reference.

Does K1Q4 have a TAF?

No TAF is issued directly for K1Q4. Use the nearest TAF-issuing field as a planning reference.

What is the field elevation at K1Q4?

K1Q4 sits at 62 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for K1Q4?

No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.

This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.