Grand Forks Air Force Base Private

RDR · KRDR · Grand Forks, ND · Towered · Print kneeboard

Elevation

911 ft MSL

Longest runway

12,350 ft 17/35

Runway

Mag var

Tower 124.9 Ground 119.15 Clearance 119.15 Approach 118.1

Airport diagram

FAA airport diagramView full size ↓

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-04 · night begins 09:37 PM

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	05:34 AM	10:34Z
Sunrise	06:10 AM	11:10Z
Sunset	09:01 PM	02:01Z
Evening civil twilight Loggable night begins	09:37 PM	02:37Z

Loggable night (§1.1)

09:37 PM → 05:34 AM

Night currency (§61.57)

10:01 PM → 05:10 AM

Plan a flight from KRDR

Destination

TAS (kt)Burn (gph)Reserve (hr)Cruise (ft)Max alt (ft)Wind from (°)Wind (kt)

Past 24 hours category · wind · ceiling · visibility trends

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Winds aloft NOAA forecast · 3,000 to 53,000 ft

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Advisories

NOTAMs

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Pilot reports

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Airspace hazards

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Runways

RWY 17LEFT traffic

Heading: 177° mag · 180° true
Dimensions: 12,350 × 150 ft
TPA: 2,411 ft MSL · 1,500 AGL · charted
Surface: ASP

Pattern side: FAA NASR · TPA charted (NASR) · layout: schematic (headings + lengths)

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
17/35	12,350 ft

Prefer one flat page? Full runway details for KRDR → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KRDR kneeboard →

Comms & NavAids

Communication frequencies

Before taxi

“Red River”

Clearance

119.15

Taxi & takeoff

“Red River”

Ground

119.15

Tower

124.9

Departure & arrival

“Grand Forks”

App/Dep

118.1

Also

Flight service

132.15 LOW

Emergency

121.5

ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).

By procedure & sector (13 frequencies)

Frequency	Used by
121.1	ARR (GRAND FORKS)
126.6	ARR (RED RIVER)
243.0	EMERG
269.6	GRAND FORKS RCAG (LOW)
273.45	D-ATIS
275.8	GND/P
311.0	COMD POST
318.1	APCH/P DEP/P
321.0	COMD POST
343.5	PMSV METRO
349.0	LCL/P
360.7	CD/P
372.2	PTD

Source: FAA NASR (current 28-day cycle).

Instrument landing systems

RWY 18 · RWY 36

Runway	ILS
RWY 18	LOC/GS · CAT I · LOC 111.3 (AVA) · GS 2.60°
RWY 36	ILS · CAT I · LOC 109.9 (RDR) · GS 2.60°

Source: FAA NASR (current 28-day cycle).

Nearby navigation aids

RDR 116.40 · GFK 114.30

NavAid	Type	Freq · ch	Range	Radial / Dist magnetic
RDR · Red River	TACAN	116.40 · 111X	—	r036° / 0.3 NM
GFK · Grand Forks	VOR/DME	114.30 · 90X	High	r264° / 8.7 NM

Prefer one flat list? All KRDR frequencies →

Charts & procedures

Lowest minimums here: ILS with vertical guidance · VFR sectional →

Airport info

From the field

Do you run KRDR, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.

Airport information

ICAO / IATA: KRDR / RDR
Coordinates: 47.9611, -97.4012
Elevation: 911 ft MSL
Magnetic variation: 3E
Sectional chart: TWIN CITIES
Airport use: Private
Control tower: Yes
Tower hours: OPR 1200-0530Z++; CLSD HOL.
Airspace: Class D · CLASS D SVC OPR 1200-0530Z++, CLSD HOL; OTHER TIMES CLASS G
ARTCC: MINNEAPOLIS (ZMP)
Flight service (FSS): GRAND FORKS · 122.2 · 1-800-WX-BRIEF
NOTAM facility: GFK
Attendance: ALL ALL
Beacon: S-white-green (SS-SR)
Segmented circle: No
Wind indicator: yes
Distance from city: 13 W

Night operations

Rotating beacon: S-white-green · SS-SR

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.

Services fuel · repairs · oxygen · attendance

Bottled oxygen: NONE
Bulk oxygen: LOW
Airframe service: MAJOR
Powerplant service: MAJOR
Parking: hangars
Other services: Cargo

Ownership & management 2 contacts

Owner

USAF

GRAND FORKS AFB, GRAND FORKS, ND

701-747-4409

Manager

BASE OPERATIONS

GRAND FORKS AFB, GRAND FORKS, ND

701-747-4360

Remarks FAA · 20 notes

General

JASU: (AM32A-86) (AM32-95)
CAUTION: UNCTL VEH TFC ON TWY AND RAMPS.
RSTD: ALL INBD PAX/CARGO ACFT MUST CTC COMD POST NO LATER THAN 30 MIN PRIOR TO LDG. ACFT WITH DGR MATERIALS CTC PTD 30 MIN PRIOR TO ETA.
FUEL: J8
OIL: OIL AVBL IN PACKAGE PRODUCT ONLY, HAND TRANSFER RQR. O-133-148
MISC: ACFT WITH VHF RDO EQPT ONLY MAY CTC AM OPS THRU ATC. NO HGR SPACE. ALL ACFT WITH DV ON BOARD CTC COMD POST 60 NM PRIOR LDG.
ON BASE LODGING FOR TRANS AIRCREWS UNAVBL.
CAUTION: UAV OPS WITHIN 11 DME HALF CIRCLE RDR R-180 THRU RDR R-360 W OF GRAND FORKS AFB, SFC TO FL 180.UAV OPS ENTIRE CLASS D AIRSPACE.
SERVICE: TRAN ALERT: OPR 1300-0100Z++ MON-FRI, 1400-2300Z++ SAT AND SUN. NO NML OPR ON FED HOL.
AFTER HRS REQ MUST HAVE APVL OF RW/CV.
RSTD: PPR ALL TSNT ACFT, CTC AFLD GMT DSN 362-4409, C701-747-4409 FAX EXTN 4212.
RSTD: LTD CLASSIFIED STOR FOR TRAN AIRCREWS.
MISC: WX SVC AVBL H24 AT DSN 362-4396, C701-747-4396. AN/FMQ-19 AUTOMATED OBSERVING SYS IN USE; AUGMENTED BY HUMAN OBSN WHEN NEC. CTC 15 OWS SCOTT AFB DSN 576-9755, C 618-256-9755 DUR WX FLT CLOSURE OR EVAC. BLDG OBSTN MAY IMPACT PREVAILING VIS 010--220-.
MISC: RWY COND CODE & FICON NOT RPT.
RSTD: BASH PHASE I & II DTRMD BY BGNG & END OF WATERFOWL MIGRATION; NOTAM WILL BE PUBL WHEN PHASE II IS IMPLEMENTED.
CAUTION: RWY SFC DETERIORATED. GROOVES IN RWY MAY NOT PRODUCE EXP BA WHEN THE RWY IS WET.
OPR 1200-0530Z++; CLSD HOL.
SVC: FLUID: SP PRESAIR DE-ICE NOT AVBL.

Runways

RWY: FIRST/LAST 1100 FT OF RWY 18/36 IS CONCRETE; MIDDLE 10150 FT OF RWY 18/36 IS ASPHALT. RWY 18/36 GROOVED.
VFR OVERHEAD AND RECTANGULAR TFC PAT RGT HAND RWY 18.

Embed KRDR weather on your site free widget for schools, clubs & FBOs

Live METAR, flight category, and favored runway for KRDR — paste this into your website's HTML. It updates automatically and stays free.

<iframe src="https://skyready.app/embed/airport?icao=KRDR" title="KRDR live weather — SkyReady" width="100%" height="300" style="border:1px solid #dce5f2;border-radius:12px;max-width:420px" loading="lazy"></iframe>
<p style="font:14px system-ui;margin:6px 0 0"><a href="https://skyready.app/airport/krdr">KRDR live weather &amp; runways by SkyReady</a></p>

More widgets — crosswind, E6B, density altitude — on the embed page.

Nearby airports

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Also nearby: ND60 Douglas Portage Airport (private) (3 NM) · 2L1 Larimore Municipal Airport (10 NM) · 61ND Bakke Airport (11 NM) · 8ND4 Heyde Airport (private) (11 NM) · 2ND3 Casslindan Airport (private) (11 NM)

About KRDR

Grand Forks Air Force Base (RDR · KRDR) is an airport in Grand Forks, ND, at 911 ft MSL. It has 1 runway, the longest 12,350 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KRDR, refreshed from the Aviation Weather Center and FAA NASR.

Does KRDR have a control tower?

Yes. Grand Forks Air Force Base has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.

What is the longest runway at KRDR?

Grand Forks Air Force Base has 1 runway; the longest is 12,350 ft. See the Runways section for headings, surface, and lighting.

Where is KRDR?

Grand Forks Air Force Base is in Grand Forks, ND, at an elevation of 911 ft MSL. Coordinates: 47.9611, -97.4012.

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Save KRDR as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.

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Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KRDR in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.