!HLN 08/005 HLN OBST CRANE (ASN UNKNOWN) 463553N1120012W (.61NM SW HLN) 
UNKNOWN (140FT AGL) FLAGGED AND LGTD 1708032025-1709262300

!HLN 07/010 HLN RWY 05/23 CLSD 1707091804-1708312300

!HLN 05/025 HLN RWY 09/27 WIP CONST 4082FT SW OF APCH END RWY 09
1705092220-1711012300

!HLN 05/020 HLN RWY 05 SIGNS ALL LGT OUT OF SERVICE 1705091953-1709012300

!HLN 05/019 HLN RWY 05 PAPI OUT OF SERVICE 1705091951-1709012300

!HLN 05/016 HLN RWY 23 PAPI OUT OF SERVICE 1705091946-1709012300

!HLN 05/015 HLN RWY 23 SIGNS ALL LGT OUT OF SERVICE 1705091945-1709012300

!FDC 7/5735 HLN IAP HELENA RGNL, Helena, MT.
RNAV (GPS) X RWY 27, AMDT 1B...
CHANGE MISSED APPROACH TO READ: CLIMB TO 9300 DIRECT EKIKE AND VIA
355 TRACK TO WOKEN AND HOLD, CONTINUE CLIMB-IN-HOLD TO 9300.
CHART NOTE: RWY 5, 23, 35 HELICOPTER VISIBILITY REDUCTION BELOW 1
SM NOT AUTHORIZED.
THIS IS RNAV (GPS) X RWY 27, AMDT 1C. 1708072131-PERM

!FDC 7/5733 HLN IAP HELENA RGNL, Helena, MT.
RNAV (GPS) Y RWY 9, AMDT 1A...
CHART NOTE: CIRCLING RWY 5, 23, 35 NA AT NIGHT.
CHART NOTE: RWY 5, 23, 35 HELICOPTER VISIBILITY REDUCTION BELOW 1
SM NOT AUTHORIZED.
CHART NOTE: RWY 9 HELICOPTER VISIBILITY REDUCTION BELOW 3/4 SM NOT
AUTHORIZED.
DELETE NOTE: VISIBILITY REDUCTION BY HELICOPTERS NA.
THIS IS RNAV (GPS) Y RWY 9, AMDT 1B. 1708072131-PERM

!FDC 7/1736 HLN IAP HELENA RGNL, Helena, MT.
RNAV (RNP) Z RWY 9, ORIG-B...
RNP 0.11* DA 4264/HAT 400, VISIBILITY 1 1/4 ALL CATS, RNP 0.17 DA
4289/ HAT 425, VISIBILITY 1 3/8 ALL CATS, RNP 0.30 DA 4487/HAT 623,
VISIBILITY 2 1/2 ALL CATS.
1704181253-1711281253EST

!FDC 7/1721 HLN IAP HELENA RGNL, Helena, MT.
RNAV (RNP) Z RWY 27, ORIG-B...
RNP 0.18* DA 4152/HAT 300, RNP 0.22# DA 4246/HAT 394, VISIBILITY
7/8 ALL CATS, RNP 0.30+ DA 4305/HAT 453, VISIBILITY 1 1/8 ALL CATS.
NOTE: *MISSED APPROACH REQUIRES MINIMUM CLIMB OF 470 FEET PER NM TO
7900. NOTE: #MISSED APPROACH REQUIRES MINIMUM CLIMB OF 400 FEET PER
NM TO 7300. NOTE: FOR INOPERATIVE MALSR, INCREASE RNP 0.18*
VISIBILITY TO 1, RNP 0.22# VISIBILITY TO 1 3/8, AND RNP 0.30+
VISIBILITY TO 1 1/2.
1704181251-1711281251EST

!FDC 7/1716 HLN IAP HELENA RGNL, Helena, MT.
RNAV (RNP) Y RWY 27, ORIG-D...
RNP 0.22* DA 4292/HAT 440, VISIBILITY 1 ALL CATS, RNP 0.30# DA
4305/HAT 453, VISIBILITY 1 1/8 ALL CATS. NOTE: FOR INOPERATIVE
MALSR, INCREASE RNP 0.22* AND 0.30# VISIBILITY TO 1 1/2. NOTE:
#MISSED APPROACH REQUIRES MINIMUM CLIMB OF 395 FEET PER NM TO 7600,
IF UNABLE, SEE RNAV (RNP) Z RWY 27.
1704181248-1711281248EST