General Aviation Weather

Text Reports

Enter one or more of the following location identifiers separated by a space:

Zip Code, Four-Character ICAO or Three-Character IATA airport codes.

METAR - Aviation Routine Weather Report
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
METAR KGTF 260853Z 01010KT 10SM OVC018 01/M02 A3002 RMK AO2 SLP185 T00061022 51019
TAF - Terminal Area Forecast
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
KGTF 260527Z 2606/2706 03010KT P6SM SCT040 BKN070
      TEMPO 2608/2610 BKN025
     FM261000 03010KT P6SM VCSH SCT015 OVC025
      TEMPO 2611/2615 -RA BKN015
     FM261600 09007KT P6SM VCSH SCT025 OVC060
     FM262100 12007KT P6SM SCT050 BKN090
     FM270100 19008KT P6SM SCT120=
Decoded:
ID: KGTF   Great Falls Int, MT
REPORT TIME: 26  5:27
VALID TIME: 26 April AT 06:00Z to 27 April AT 06:00Z.
INITIAL WX
   WINDS: 30 AT 10
   VISIBILITY: >6.0 MILES
   CLOUDS: 40 SCT
   CLOUDS: 70 BKN
TEMPORARY WX FROM 08Z TO 10Z
   CLOUDS: 25 BKN
NEW WX STARTING: 10:00Z
   WINDS: 30 AT 10
   VISIBILITY: >6.0 MILES
   WEATHER: VCSH
   CLOUDS: 15 SCT
   CLOUDS: 25 OVC
TEMPORARY WX FROM 11Z TO 15Z
   WEATHER: -RA
   CLOUDS: 15 BKN
NEW WX STARTING: 16:00Z
   WINDS: 90 AT 7
   VISIBILITY: >6.0 MILES
   WEATHER: VCSH
   CLOUDS: 25 SCT
   CLOUDS: 60 OVC
NEW WX STARTING: 21:00Z
   WINDS: 120 AT 7
   VISIBILITY: >6.0 MILES
   CLOUDS: 50 SCT
   CLOUDS: 90 BKN
NEW WX STARTING: 01:00Z
   WINDS: 190 AT 8
   VISIBILITY: >6.0 MILES
   CLOUDS: 120 SCT
   COMMENTS: = 

PIREP - Pilot Weather Report
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
No PIREP is currently available for this location.
AIRMET - Airmens Meteorological Information
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
SLCS WA 260845
AIRMET SIERRA UPDT 1 FOR IFR AND MTN OBSCN VALID UNTIL 261500
.
AIRMET IFR...ID MT WY UT
FROM 40WSW GTF TO 40E HLN TO 40NE BIL TO 30SE BOY TO 50SW MTU TO
20ESE SLC TO 50ESE MLD TO 40WSW JAC TO 20NW DBS TO 30W LKT TO
60SSE MLP TO 40WSW GTF
CIG BLW 010/VIS BLW 3SM PCPN/BR. CONDS CONTG BYD 15Z ENDG 18-21Z.
.
AIRMET IFR...WY CO
FROM 80NW RAP TO 70SW RAP TO BFF TO GLD TO 50W LBL TO 30ESE TBE
TO 50SW PUB TO 50ESE DBL TO 40SSE DVC TO 20S JNC TO 40NE JNC TO
60SW DDY TO SHR TO 80NW RAP
CIG BLW 010/VIS BLW 3SM PCPN/BR. CONDS CONTG BYD 15Z THRU 21Z.
.
AIRMET IFR...AZ
FROM 50SE BCE TO 20WNW INW TO 50WSW SJN TO 70NW SSO TO 20WNW DRK
TO 60SW BCE TO 50SE BCE
CIG BLW 010/VIS BLW 3SM PCPN/BR. CONDS CONTG BYD 15Z ENDG 15-18Z.
.
AIRMET MTN OBSCN...ID MT WY NV UT CO AZ NM
FROM 30SSE YQL TO SHR TO 20SE CYS TO TBE TO 30WNW FTI TO 50S DMN
TO 60S TUS TO 70WSW TUS TO 50SSE EED TO 60S ILC TO 60E OAL TO
30SE BAM TO 30W MLD TO 30W DNJ TO 50SW YXC TO 30SSE YQL
MTNS OBSC BY CLDS/PCPN/BR. CONDS CONTG BYD 15Z THRU 21Z.
....
SLCT WA 260845
AIRMET TANGO UPDT 1 FOR TURB AND STG SFC WNDS VALID UNTIL 261500
.
AIRMET TURB...NV UT AZ NM CA AND CSTL WTRS
FROM 40NW BVL TO 20SSW BCE TO 20WNW INW TO 20ESE TCC TO INK TO
ELP TO 70SSW DMN TO 50S TUS TO BZA TO 20S MZB TO 220SW MZB TO
150WSW ENI TO 30NW ENI TO 40SSW RBL TO 60WNW BAM TO 40NW BVL
MOD TURB BLW FL180. CONDS CONTG BYD 15Z THRU 21Z.
.
AIRMET TURB...ID MT WY NV UT CO AZ NM WA OR CA AND CSTL WTRS
FROM 20WNW HUH TO 40ENE HVR TO 20ESE DVC TO 50W ABQ TO TXO TO
INK TO ELP TO 70SSE SSO TO 50S TUS TO BZA TO 40ESE MZB TO FMG TO
40NE OED TO 70W TOU TO 20WNW HUH
MOD TURB BTN FL180 AND FL430. CONDS CONTG BYD 15Z THRU 21Z.
.
OTLK VALID 1500-2100Z
AREA 1...TURB ID MT WY NV UT CO AZ NM WA OR CA AND CSTL WTRS
BOUNDED BY 20WNW HUH-60NE GGW-CZI-50WSW ALS-60S FTI-TXO-INK-ELP-
70SSE SSO-60SSW TUS-20SW BZA-50WNW BAM-70E DSD-60SSW SEA-30WNW
TOU-20WNW HUH
MOD TURB BTN FL180 AND FL430. CONDS CONTG THRU 21Z.
.
AREA 2...TURB NV UT AZ NM CA AND CSTL WTRS
BOUNDED BY 60SSW MLD-50ENE INW-20NNW ABQ-30E TCC-INK-ELP-50S TUS-
BZA-20S MZB-220SW MZB-140WSW ENI-30NE ENI-60WNW BAM-60SSW MLD
MOD TURB BLW FL180. CONDS CONTG THRU 21Z.
.
AREA 3...STG SFC WNDS NM
BOUNDED BY 30SW TCS-60ESE TCS-ELP-50SW DMN-40ENE SSO-30SW TCS
SUSTAINED SURFACE WINDS GTR THAN 30KT EXP. CONDS DVLPG 15-18Z.
CONDS CONTG THRU 21Z.
....

SLCZ WA 260845
AIRMET ZULU UPDT 1 FOR ICE AND FRZLVL VALID UNTIL 261500
.
AIRMET ICE...ID MT WY NV UT CO AZ NM
FROM 20SW FCA TO 60ESE LWT TO 60NW RAP TO 70SW RAP TO SNY TO
50SSE AKO TO 20S PUB TO 50SE CIM TO ELP TO 50S TUS TO 80SE BZA TO
20E LAS TO 30SE ELY TO 40WNW PIH TO 50NNE DNJ TO 20SW FCA
MOD ICE BTN FRZLVL AND FL220. FRZLVL SFC-100. CONDS CONTG BYD 15Z
THRU 21Z.
.
FRZLVL...RANGING FROM SFC-120 ACRS AREA
   MULT FRZLVL 040-070 BOUNDED BY 70S YYN-50NNW ISN-50ESE GGW-
      50SW GGW-70S YYN
   SFC ALG 70SW YXC-50SSW YXC-20WNW FCA-50SE FCA-70E FCA-40SE YQL
   SFC ALG 50SSE LKV-30NE OAL-20SSE ELY-40W PIH-50ENE DBS-50WNW
      HLN-80SSE GEG
   040 ALG 50SW YQL-60NNW GTF-50ESE HVR-60NE GGW
   080 ALG 40SSE BTY-20NE TUS-20NNE SSO-60NNE SSO-80SW DVC-30N
      OCS-80SW DIK
....

SIGMET - Significant Meteorological Information
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
No SIGMET is currently available for this location.
NOTAM - Notice to Airmen
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
!GTF 04/085 GTF SVC SECONDARY SURVEILLANCE RADAR OUT OF SERVICE 1504290400-1504291200
CREATED: 26 Apr 2015 04:00:00 SOURCE: POCC
!GTF 04/083 GTF SVC SECONDARY SURVEILLANCE RADAR OUT OF SERVICE 1504280400-1504281200
CREATED: 25 Apr 2015 04:00:00 SOURCE: POCC
!GTF 04/081 GTF COM EN ROUTE FLIGHT ADVISORY SERVICE OUTLET 122.0 OUT OF SERVICE 1504241252-1504281252EST
CREATED: 24 Apr 2015 12:52:00 SOURCE: KGTFYFYX
!GTF 04/073 GTF NAV ILS RWY 3 GP OUT OF SERVICE 1504221600-1504292100EST
CREATED: 22 Apr 2015 16:00:00 SOURCE: POCC
!GTF 02/034 GTF SVC ANG BASE OPS MON-THU 1400-2300 FRI LTD
1502041400-PERMCREATED: 03 Feb 2015 21:59:00 SOURCE: KGTFYFYX
!GTF 02/024 GTF RWY 21 BAK-14 ARRESTING SYSTEM OUT OF SERVICE 1502021930-PERM
CREATED: 02 Feb 2015 19:30:00 SOURCE: GTF
!GTF 02/023 GTF RWY 3 BAK-14 ARRESTING SYSTEM OUT OF SERVICE 1502021929-PERM
CREATED: 02 Feb 2015 19:29:00 SOURCE: GTF
!GTF 04/007 GTF RWY 25 PAPI OUT OF SERVICE 1404012050-PERM
CREATED: 01 Apr 2014 20:50:00 SOURCE: KGTFYFYX
!FDC 5/0208 GTF IAP GREAT FALLS INTL, GREAT FALLS, MT.
RNAV (GPS) Y RWY 3, AMDT 3A...LNAV/VNAV DA 4093/HAT 413, VISIBILITY ALL CATS RVR 4500. DISREGARDNOTE: FOR INOPERATIVE ALSF INCREASE LNAV/VNAV VISIBILITY ALL CATSTO RVR 4500.1504211348-1510181348ESTCREATED: 21 Apr 2015 13:48:00 SOURCE: KDZZNAXX
!FDC 5/0949 GTF IAP U.S. DOD GREAT FALLS INTL,
GREAT FALLS, MT.HI VOR/DME OR TACAN RWY 3, AMDT 2...S-3 HAT 380 ALL CATS.DISREGARD NOTE: WHEN ALS INOP, INCREASE CAT DE RVR TO 60 AND VIS TO1 1/4 MILES..CHART NOTE: FOR INOPERATIVE MALSR, INCREASE S-3 CAT D-E VISIBILITYTO RVR 6000.CHART TDZE 3680.1504011856-1509281856ESTCREATED: 01 Apr 2015 18:56:00 SOURCE: KDZZNAXX
!FDC 5/1383 GTF IAP GREAT FALLS INTL, GREAT FALLS, MT.
GPS RWY 34, ORIG...PROCEDURE NA.1501081146-1507071146ESTCREATED: 08 Jan 2015 11:46:00 SOURCE: KDZZNAXX
Forecast Area
KGTF - Great Falls, Montana
Updated at 8:53 AM GMT on April 26, 2015 (2:53 AM MDT):
FA5W  
SLCC FA 260245
SYNOPSIS AND VFR CLDS/WX
SYNOPSIS VALID UNTIL 262100
CLDS/WX VALID UNTIL 261500...OTLK VALID 261500-262100
ID MT WY NV UT CO AZ NM
.
SEE AIRMET SIERRA FOR IFR CONDS AND MTN OBSCN.
TS IMPLY SEV OR GTR TURB SEV ICE LLWS AND IFR CONDS.
NON MSL HGTS DENOTED BY AGL OR CIG.
.
SYNOPSIS...ALF..TROF EXTDG FM ID SWD INTO WRN AZ. SW FLOW ACRS
NRN HLF OF AREA WITH W FLOW ACRS NM AND S FLOW ACRS CO. BY
21Z...TROF WILL MV EWD WITH LOW CENTER IN NM AND SRN CO. WINDS
WILL BE S ACRS ERN HLF OF AREA WITH STG N FLOW ACRS WRN HLF OF
AREA. AT THE SFC...LOW PRESS IN NERN MT...S CNTRL WY...NRN
UT...SRN NV...NERN AZ AND NRN NM. STNR FNT EXTDG EWD ACRS CNTRL
WY. COLD FNT NRN UT TO SRN NV. BY 21Z...LOW PRESS IN N CNTRL CO
AS WELL AS NERN NM. STNR FNT CNTRL CO SWD THRU NERN NM. CLD FNT
ERN CO INTO NERN AZ THRU SERN AZ.
.
ID
NRN...BKN080 TOP FL200. ISOL -SHRA. OTLK...VFR.
CNTRL MTNS...BKN100 TOP FL200. SCT -SHRASN. OTLK...MVFR CIG
SHRASN BR.
SWRN...SCT-BKN110 TOP FL200. WDLY SCT -SHRA. BECMG 0609 SCT110.
OTLK...VFR WND.
SERN...SCT-BKN130 TOP FL200. BECMG 0912 BKN090. SCT -SHRA.
OTLK...MVFR CIG SHRA BR.
.
MT
CONTDVD WWD...SCT-BKN080 TOP FL200. SCT -SHRA. OTLK...VFR SHRA.
SWRN MTNS...BKN100 TOP FL200. SCT -SHRASN. OTLK...MVFR CIG SHRASN
BR.
ERN SLOPES OF CONTDVD...SCT-BKN100 TOP FL200. ISOL -SHRA.
OTLK...VFR.
CNTRL...
 N HLF...SCT-BKN120 TOP FL200. OTLK...VFR.
 S HLF...SCT-BKN120 TOP FL200. BECMG 1215 BKN090. SCT -SHRA.
OTLK...MVFR CIG SHRA BR.
ERN...
 N HLF...OVC060 TOP 120. SCT -SHRA. BECMG 0609 BKN120 TOP FL200.
OTLK...MVFR CIG SHRA BR.
 S HLF...SCT-BKN100 TOP FL200. BECMG 0912 BKN080 TOP FL200. SCT
-SHRA. OTLK...MVFR CIG SHRA BR.
.
WY
PLAINS...SCT-BKN120 TOP FL200. BECMG 0609 BKN100. OCNL VIS 5SM
BR. SCT -SHRA. OTLK...IFR CIG RA BR.
MTNS E OF CONTDVD...SCT100. BECMG 0609 BKN100 TOP FL200. SCT
-SHRA. OTLK...MVFR CIG SHRASN BR.
MTNS W OF CONTDVD...SCT-BKN080 TOP FL200. WDLY SCT -SHRA.
OTLK...MVFR CIG SHRASN BR.
.
NV
NWRN...SCT120. OTLK...VFR.
NERN...SCT-BKN150 TOP FL200. BECMG 0508 SCT150. OTLK...VFR.
SRN...BKN120 TOP FL200. SCT -TSRA. CB TOP FL350. BECMG 0508
SCT120. OTLK...VFR.
.
UT
NWRN...OVC120 TOP FL200. SCT -SHRA. BECMG 0912 SCT -SHRASN.
OTLK...IFR CIG RA BR.
NERN...OVC100 TOP FL200. SCT -SHRA. BECMG 1215 BKN120.
OTLK...VFR.
SRN...OVC120 TOP FL200. SCT -SHRA/ISOL -TSRA. CB TOP FL350. BECMG
0912 SCT -SHRASN. OTLK...IFR CIG RA BR.
.
CO
PLAINS...SCT-BKN120 TOP FL200. SCT -TSRA NRN PTNS. CB TOP FL350.
BECMG 0912 BKN120. VIS 3-5SM BR. SCT -SHRA. OTLK... IFR CIG RA
BR.
MTNS E OF CONTDVD...SCT-BKN150 TOP FL200. SCT -SHRASN. BECMG 0912
OCNL VIS 5SM BR. SCT -SHRASN. OTLK...MVFR CIG RASN BR.
MTNS W OF CONTDVD...BKN150 TOP FL200. SCT -TSRA. CB TOP FL350.
BECMG 0912 SCT -SHRASN. OTLK...VFR SHRASN/TSRA.
.
AZ
NWRN...OVC100 TOP FL200. SCT -SHRA/ISOL -TSRA. CB TOP FL350.
BECMG 0609 BKN120. SCT -SHRA. OTLK...VFR.
NERN...BKN150 TOP FL200. SCT -SHRA/ISOL -TSRA. CB TOP FL350.
BECMG 0609 SCT -SHRASN. OTLK...VFR SHRA.
SWRN...BKN150 TOP FL200. ISOL -SHRA. OTLK...VFR.
SERN...SCT-BKN110 TOP FL200. BECMG 0609 BKN100. SCT -SHRA.
OTLK...VFR SHRA.
.
NM
PLAINS...SCT150. OTLK...VFR TSRA.
MTNS E OF CONTDVD...
 N HLF...SCT150. BECMG 0912 SCT-BKN150 TOP FL200. OTLK...VFR
SHRASN/TSRA.
 S HLF...SCT150. OTLK...VFR SHRA.
MTNS W OF CONTDVD...SCT-BKN150 TOP FL200. BECMG 0609 BKN150. OCNL
VIS 5SM BR. SCT -SHRA. OTLK...VFR SHRA.
....

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