KTWF · TWF
Joslin Field Magic Valley Regional Airport
Twin Falls, IdahoElevation 4,154 ftMedium airport
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Runway detail & declared distances
12/30
RWY 12136°T
Traffic patternLeft
RWY 30316°T
Traffic patternLeft
08/26
RWY 0891°T
REILYes
VGSIVASI (V4L)
Traffic patternLeft
RWY 26271°T
ILSILS
Approach lightsMALSR
VGSIPAPI (P4L)
Traffic patternLeft
Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.
AIRPORT INFORMATION
Facility & services
Joslin Field Magic Valley Regional Airport is in Twin Falls, Idaho. Field elevation 4,154 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.
OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeMedium airport
Airline serviceYes
ManagerMATT BARNES
Manager phone208-733-5215
AttendedDaily, 0630–2000
CHARTS & AIRSPACE
ICAO / IATAKTWF / TWF
SectionalSALT LAKE CITY
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)BOISE
RegionIdaho
CountryUnited States
Coordinates42.4818, -114.4880
Distance from city4 NM S
SERVICES & LIGHTING
Fuel100LL · Jet A-1+
Control towerTowered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF118.200
UNICOM122.950
FREQUENCIES
Communications
126.7
TWIN FALLS APP/DEP
A/D
135.025
ASOS
ASOS
118.2
CTAF
CTAF
121.7
TWIN FALLS GND
GND
122.25
BOISE RDO
RDO
118.2
TWIN FALLS TWR
TWR
122.95
UNICOM
UNIC
122.950
UNICOM
UNICOM
Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.
AIRPORT REMARKS
Operational remarks
›WHEN ATCT CLSD ACTVT MALSR RWY 26; REIL RWY 08; HIRL RWY 08/26 - CTAF.
›TWY G, H, J & K NON ACR MOV AREA.
›LN OF SIGHT BTN RWY 26 APCH END & RWY 12 APCH END NA.
›FOR CD IF UNA TO CTC ON FSS FREQ, CTC SALT LAKE ARTCC AT 801-320-2568.
›LNDG FEE FOR FAR PART 121, 135 OPR & GA PART 91 GTR THAN 12500 LB MGLW.
›PPR UNSKED ACR OPS GTR THAN 30 PAX SEATS - AMGR.
›NON ACR MOV AREA.
›PCR VALUE: 1020/F/B/X/T
›PCR VALUE: 157/F/B/X/T
›SVC FEE 2000-0630; INFO 208-733-5920 OR 539-4034.
OFFICIAL LINKS & SOURCES
FREQUENTLY ASKED
Does KTWF have a METAR?
Yes. KTWF is a METAR-reporting station; the current observation loads live on this page.
Does KTWF have a TAF?
When KTWF issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at KTWF?
KTWF sits at 4,154 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KTWF?
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.