| Domestic |
12/17/25 1526Z | 12/26/25 2200Z | | !CYS 12/118 CYS OBST CRANE (ASN UNKNOWN) 410916N1045005W (.65NM WSW CYS) UNKNOWN (110FT AGL) FLAGGED 2512171526-2512262200 |
12/5/25 1311Z | | | !CYS 12/090 CYS NAV TACAN DME U/S 2512051311-2606052111EST |
8/4/25 1357Z | 1/5/26 2359Z | | !CYS 08/003 CYS TWY B ILS CRITICAL AREA MARKING FOR RWY 27 NOT STD 2508041357-2601052359 |
| FDC |
12/4/25 1600Z | | | !FDC 5/4661 CYS IAP CHEYENNE RGNL/JERRY OLSON FLD, CHEYENNE, WY. ILS OR LOC RWY 27, AMDT 36... TACAN AIRCRAFT MISSED APPROACH NA EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS, CYS TACAN OUT OF SERVICE. 2512041600-2602181559EST |
| Military |
12/20/25 1400Z | 1/5/26 1400Z | | WYOMING AIR NTL GUARD RAMP RESTRICTED TO OBO AND BASE ASSIGNED ACFT ONLY. |
12/17/25 1800Z | 12/17/25 2100Z | | AIRDROP WI AN AREA DEFINED AS 3NM EITHER SIDE OF A LINE FM CYS349027 TO CYS256012 TO CYS216014 SFC-9000FT AVOIDANCE ADZ |
12/16/25 1948Z | 3/16/26 1948Z | Services | !KCYS M0113/25 CYS SVC ATC OPERATING HOURS NOW 1500Z - 2300Z, CONTACT DENVER CENTER 125.9 FOR APPROACH SERVICES 2512161948-2603161948 |
12/16/25 1941Z | 12/19/25 1941Z | | M0112/25 NOTAMC M0111/25 |