ZSE AIRMETs

Choose from the AIRMET types and regions below, or go to the Graphical AIRMET page at AWC.

IFR US	Turbulence US	Icing US	Freezing Level US
IFR PacNW	Turbulence PacNW	Icing PacNW	Freezing Level PacNW

Instrument Flight Rules (IFR) or Mountain Obscuration - AIRMET SIERRA (12-hour period)

Ceilings less than 1000 feet and/or visibility less than 3 miles affecting over 50% of the area at one time.
Extensive mountain obscuration

Turbulence - AIRMET TANGO (12-hour period)

Moderate Turbulence HIGH level (>FL180)
Moderate Turbulence LOW level (sfc-FL180)
Low Level Wind Shear (LLWS) below 2000 feet AGL
Sustained surface winds of 30 knots or more at the surface

Icing - AIRMET ZULU (12-hour period)

Moderate Icing
Lowest Freezing Levels
Multiple Freezing Levels

Please note that SIGMETs are included in the separate, lower-right graphic above.

000
WAUS46 KKCI 290245
WA6S
SFOS WA 290245
AIRMET SIERRA FOR IFR AND MTN OBSCN VALID UNTIL 290900
.
AIRMET IFR...CA AND CSTL WTRS
FROM 30E RZS TO 60S TRM TO 20S MZB TO 60SW MZB TO 40SSE RZS TO
30E RZS
CIG BLW 010/VIS BLW 3SM BR/FG. CONDS DVLPG 06-09Z. CONDS CONTG
BYD 09Z THRU 15Z.
.
AIRMET IFR...WA OR CA
FROM 20NE HUH TO 20SSW YDC TO 30W EPH TO 60S DSD TO 50SE OED TO
20SSW OED TO 20ENE BTG TO 40S SEA TO 20NNW SEA TO 20NE HUH
CIG BLW 010/VIS BLW 3SM PCPN/BR. CONDS CONTG BYD 09Z THRU 15Z.
.
AIRMET IFR...CA CSTL WTRS
FROM 130WSW ENI TO 60SW PYE TO 50SW SNS TO 80WSW RZS TO 120SSW
RZS TO 200SSW RZS TO 130WSW ENI
CIG BLW 010/VIS BLW 3SM BR. CONDS DVLPG 03-06Z. CONDS ENDG 06-
09Z.
.
AIRMET MTN OBSCN...CA
FROM 30ENE RZS TO 40NE LAX TO 50S TRM TO MZB TO LAX TO 40SSE RZS
TO 30ENE RZS
MTNS OBSC BY CLDS/BR. CONDS DVLPG 03-06Z. CONDS CONTG BYD 09Z
THRU 15Z.
.
AIRMET MTN OBSCN...CA
FROM 30WNW FMG TO 70SSW OAL TO 50SE CZQ TO 60SE RBL TO 30WNW FMG
MTNS OBSC BY CLDS. CONDS ENDG 03-06Z.
.
AIRMET MTN OBSCN...WA OR CA
FROM 40SE YDC TO 40S YKM TO 80SSE GEG TO 40NW DNJ TO 60SSE BKE
TO 60SSE DSD TO 40NW ENI TO FOT TO 70WNW OED TO ONP TO HQM TO
TOU TO HUH TO 40SE YDC
MTNS OBSC BY CLDS/PCPN. CONDS CONTG BYD 09Z THRU 15Z.
....

000
WAUS45 KKCI 290245
WA5S
SLCS WA 290245
AIRMET SIERRA FOR IFR AND MTN OBSCN VALID UNTIL 290900
.
NO SGFNT IFR EXP OUTSIDE OF CNVTV ACT.
.
AIRMET MTN OBSCN...ID MT WY UT CO NM
FROM 60WSW YXC TO 40SSW YQL TO 20NW GTF TO 30E LWT TO SHR TO CYS
TO 50WSW PUB TO TBE TO 40NNE CME TO 20W RSK TO 50E MTU TO 30ESE
MLD TO 20SW JAC TO 30WNW DNJ TO 60WSW YXC
MTNS OBSC BY CLDS/PCPN. CONDS CONTG BYD 09Z THRU 15Z.
....

000
WAUS46 KKCI 290245
WA6T
SFOT WA 290245
AIRMET TANGO FOR TURB AND STG SFC WNDS VALID UNTIL 290900
.
NO SGFNT TURB EXP OUTSIDE OF CNVTV ACT.
.
AIRMET STG SFC WNDS...CA AND CSTL WTRS
FROM 20WNW SNS TO 30SSE RZS TO 80SW LAX TO 150SSW RZS TO 100SW
SNS TO 20WNW SNS
SUSTAINED SURFACE WINDS GTR THAN 30KT EXP. CONDS CONTG BYD 09Z
THRU 15Z.
.
OTLK VALID 0900-1500Z
AREA 1...TURB WA OR
BOUNDED BY 20E MLP-60ENE LKV-OED-40N BTG-20E MLP
MOD TURB BLW 160. CONDS DVLPG 09-12Z. CONDS CONTG THRU 15Z.
.
AREA 2...STG SFC WNDS CA AND CSTL WTRS
BOUNDED BY 40SSW ENI-50SW SNS-80SSE SNS-100SSW LAX-180SSW RZS-
130WSW ENI-40SSW ENI
SUSTAINED SURFACE WINDS GTR THAN 30KT EXP. CONDS CONTG THRU 15Z.
....

000
WAUS45 KKCI 290245
WA5T
SLCT WA 290245
AIRMET TANGO FOR TURB VALID UNTIL 290900
.
AIRMET TURB...WY CO
FROM 70ENE OCS TO 40WSW BFF TO 50S AKO TO 50SE DBL TO 70ENE OCS
MOD TURB BLW 160. CONDS DVLPG 06-09Z. CONDS CONTG BYD 09Z THRU
15Z.
.
AIRMET TURB...ID MT
FROM 40SSE YXC TO 60WNW HVR TO 40SSE LWT TO 60NW DLN TO 20SE MLP
TO 40SSE YXC
MOD TURB BLW 160. CONDS CONTG BYD 09Z ENDG 09-12Z.
.
OTLK VALID 0900-1500Z...TURB ID MT WY CO
BOUNDED BY 70WSW BIL-50WNW BFF-40W GLD-50SE DBL-40NNW CHE-40ENE
PIH-70WSW BIL
MOD TURB BLW 160. CONDS CONTG THRU 15Z.
....

000
WAUS46 KKCI 290245
WA6Z
SFOZ WA 290245
AIRMET ZULU FOR ICE AND FRZLVL VALID UNTIL 290900
.
AIRMET ICE...WA OR CA AND CSTL WTRS
FROM 20SE YDC TO 50NNE DSD TO 40E OED TO 20WSW OED TO 70SW EUG TO
160NW FOT TO 120WNW ONP TO 140W TOU TO 20NW HUH TO 20SE YDC
MOD ICE BTN FRZLVL AND 130. FRZLVL 030-060. CONDS CONTG BYD 09Z
THRU 15Z.
.
AIRMET ICE...WA OR ID MT WY
FROM 40SW YQL TO 20WSW GTF TO 30N LWT TO 60WNW GGW TO 40NNW MLS
TO 50NE CZI TO 20W CZI TO 40ENE JAC TO 50WSW DBS TO 20ENE LKT TO
70E BOI TO 70NE LKV TO 60WSW PDT TO 70ESE YDC TO 40SW YQL
MOD ICE BTN FRZLVL AND 160. FRZLVL 050-090. CONDS CONTG BYD 09Z
THRU 15Z.
.
FRZLVL...RANGING FROM SFC-150 ACRS AREA
MULT FRZLVL BLW 120 BOUNDED BY 40NNW FMG-50ESE FMG-70SW BTY-
20N EHF-40N CZQ-30ESE SAC-40ESE RBL-40NNW FMG
MULT FRZLVL 040-080 BOUNDED BY 150WSW ONP-40S OED-40NNW RBL-
20SE FOT-140W FOT-150WSW ONP
040 ALG 160NW FOT-60SW EUG-20NE EUG-50WSW YKM-70S YDC-YDC
080 ALG 140WSW FOT-50ENE RBL-50SW BOI
120 ALG 130SW PYE-20E SNS-50SSW BTY-50S EED
....

000
WAUS45 KKCI 290245
WA5Z
SLCZ WA 290245
AIRMET ZULU FOR ICE AND FRZLVL VALID UNTIL 290900
.
AIRMET ICE...MT WY UT CO
FROM 50NE CZI TO 70SW RAP TO 40WSW MCK TO 50S AKO TO 40WNW LAA TO
40E HBU TO 40E DVC TO 40WNW JNC TO 60N CHE TO 50NNE OCS TO 30NNW
BOY TO 20W CZI TO 50NE CZI
MOD ICE BTN FRZLVL AND FL190. FRZLVL 090-110. CONDS ENDG 03-06Z.
.
AIRMET ICE...ID MT WY WA OR
FROM 40SW YQL TO 20WSW GTF TO 30N LWT TO 60WNW GGW TO 40NNW MLS
TO 50NE CZI TO 20W CZI TO 40ENE JAC TO 50WSW DBS TO 20ENE LKT TO
70E BOI TO 70NE LKV TO 60WSW PDT TO 70ESE YDC TO 40SW YQL
MOD ICE BTN FRZLVL AND 160. FRZLVL 050-090. CONDS CONTG BYD 09Z
THRU 15Z.
.
FRZLVL...RANGING FROM SFC-130 ACRS AREA
SFC BOUNDED BY 30N JAC-30ENE JAC-40E JAC-40NE BPI-20E BPI-
20WSW BPI-20SW BPI-30SSW JAC-20NW JAC-30N JAC
SFC BOUNDED BY 30SE DBL-40ESE HBU-20SE HBU-30SE DBL
080 ALG 50SW BOI-30SW BOI-40NE BPI-30NNW BIL-40SE GGW-70SE
GGW-50WSW RAP
120 ALG 50S EED-50SSE SSO
....

9-Hour (Smear) AIRMETs for Turbulence, Icing, IFR, Mountain Obscuration