Valid From

Dec 24 14:45 UTC

Valid To

Dec 24 21:00 UTC

Hazard

Mountain Obscuration

Qualifier

Light to Moderate

WAUS41 KKCI 241445 BOSS WA 241445 AIRMET SIERRA UPDT 3 FOR IFR AND MTN OBSCN VALID UNTIL 242100 AIRMET MTN OBSCN...ME NH VT MA NY PA WV MD VA FROM 70NW PQI TO MLT TO CON TO HAR TO 30WSW CSN TO PSK TO 50SW HNN TO HNN TO JHW TO SYR TO MSS TO 70NNE MPV TO 70NW PQI MTNS OBSC BY CLDS/PCPN/BR. CONDS CONTG BYD 21Z THRU 03Z.

Valid From

Dec 24 20:45 UTC

Valid To

Dec 25 03:00 UTC

Qualifier

Light to Moderate

Minimum Altitude

Surface

Maximum Altitude

1,000ft MSL

WAUS41 KKCI 242045 BOSS WA 242045 AIRMET SIERRA UPDT 4 FOR IFR AND MTN OBSCN VALID UNTIL 250300 AIRMET IFR...ME NH VT NY LO PA OH LE WV MD VA FROM 80NE MPV TO 50N ENE TO 20SSW HNK TO 40WNW LYH TO 20S BKW TO 20E HNN TO 60SSW APE TO CVG TO FWA TO 50WNW SYR TO 20SE YOW TO 80NE MPV CIG BLW 010/VIS BLW 3SM BR/FG. CONDS CONTG BYD 03Z THRU 09Z. OTLK VALID 0300-0900Z...IFR ME NH VT MA NY LO PA OH LE WV MD VA BOUNDED BY 20NNW MSS-80NE MPV-40NNW ENE-20N HAR-30WNW LYH-20S BKW-20ENE HNN-CVG-FWA-30W CLE-20ESE BUF-20NNW MSS CIG BLW 010/VIS BLW 3SM BR/FG. CONDS CONTG THRU 09Z.

Valid From

Dec 24 20:45 UTC

Valid To

Dec 25 03:00 UTC

Hazard

Mountain Obscuration

Qualifier

Light to Moderate

WAUS41 KKCI 242045 BOSS WA 242045 AIRMET SIERRA UPDT 4 FOR IFR AND MTN OBSCN VALID UNTIL 250300 AIRMET MTN OBSCN...ME NH VT MA NY PA WV MD VA FROM 70NW PQI TO MLT TO CON TO HAR TO 30NNE LYH TO 30W PSK TO 60SW HNN TO HNN TO EWC TO JHW TO SYR TO MSS TO 70NNE MPV TO 70NW PQI MTNS OBSC BY CLDS/PCPN/BR. CONDS CONTG BYD 03Z THRU 09Z. OTLK VALID 0300-0900Z...IFR ME NH VT MA NY LO PA OH LE WV MD VA BOUNDED BY 20NNW MSS-80NE MPV-40NNW ENE-20N HAR-30WNW LYH-20S BKW-20ENE HNN-CVG-FWA-30W CLE-20ESE BUF-20NNW MSS CIG BLW 010/VIS BLW 3SM BR/FG. CONDS CONTG THRU 09Z.

Valid From

Dec 24 20:45 UTC

Valid To

Dec 25 03:00 UTC

Hazard

Icing

Qualifier

Moderate

Minimum Altitude

Surface

Maximum Altitude

12,000ft MSL

WAUS41 KKCI 242045 BOSZ WA 242045 AIRMET ZULU UPDT 4 FOR ICE AND FRZLVL VALID UNTIL 250300 AIRMET ICE...ME NH VT MA RI CT NY LO NJ PA OH LE AND CSTL WTRS FROM 70NW PQI TO 40NNE PQI TO 60WSW YSJ TO 110SSW YSJ TO 20SSW BDL TO 20NE ETX TO 20SSE PSB TO 40SSW ERI TO 50ESE DXO TO 20SSW YYZ TO 30ESE YOW TO 80S YQB TO 70NW PQI MOD ICE BTN FRZLVL AND 120. FRZLVL SFC-020. CONDS ENDG 00-03Z. OTLK VALID 0300-0900Z...ICE OH WV VA BOUNDED BY FWA-50S APE-30SE HNN-20SSW BKW-20SSE HMV-30SSW VXV-HMV-HNN-CVG-FWA MOD ICE BTN FRZLVL AND FL240. FRZLVL 060-110. CONDS DVLPG AFT 06Z. CONDS CONTG THRU 09Z. FRZLVL...RANGING FROM SFC-090 ACRS AREA MULT FRZLVL 030-090 BOUNDED BY 20WSW DXO-30ESE DXO-20WSW EWC- 110SSE HTO-100S ACK-140SSE ACK-170S ACK-140ESE SIE-50S SBY- 20SE LYH-20ESE HMV-HNN-CVG-FWA-20WSW DXO MULT FRZLVL BLW 080 BOUNDED BY 30WSW BUF-30SSW PSB-20WSW EWC- 30ESE DXO-30WSW BUF SFC ALG 20SW DXO-50N CLE-20NNE HAR-20E ETX-110SE BGR 040 ALG 50WSW ROD-50ESE HNN-50SE EKN-130S ACK-160ESE ACK 080 ALG 30NE GSO-60E ORF

Valid From

Dec 24 14:45 UTC

Valid To

Dec 24 21:00 UTC

Hazard

Turbulence

Qualifier

Moderate

Minimum Altitude

18,000ft MSL

Maximum Altitude

36,000ft MSL

WAUS41 KKCI 241445 BOST WA 241445 AIRMET TANGO UPDT 2 FOR TURB VALID UNTIL 242100 AIRMET TURB...ME NH VT MA RI CT NY LO NJ PA OH LE WV MD DC DE VA AND CSTL WTRS FROM 70NW PQI TO 60NE PQI TO 160ESE ACK TO 30S CSN TO 50S HNN TO HNN TO CVG TO FWA TO 20NE DXO TO 40WNW ERI TO 40NE MSS TO 80S YQB TO 70NW PQI MOD TURB BTN FL180 AND FL360. CONDS CONTG BYD 21Z ENDG 00-03Z. OTLK VALID 2100-0300Z...TURB ME NH VT MA RI CT NY NJ PA OH LE WV MD DC DE VA AND CSTL WTRS BOUNDED BY 110SSW YSJ-150ESE ACK-170SE ACK-50SSW RIC-60WSW BKW- HNN-CVG-40WSW ROD-20ENE SAX-110SSW YSJ MOD TURB BTN FL180 AND FL320. CONDS ENDG 00-03Z.

Valid From

Dec 24 14:45 UTC

Valid To

Dec 24 21:00 UTC

Hazard

Icing

Qualifier

Moderate

Minimum Altitude

Surface

Maximum Altitude

21,000ft MSL

WAUS41 KKCI 241445 BOSZ WA 241445 AIRMET ZULU UPDT 3 FOR ICE AND FRZLVL VALID UNTIL 242100 AIRMET ICE...ME NH VT MA RI CT NY LO NJ PA OH LE WV MD DC DE VA AND CSTL WTRS FROM 70NW PQI TO 60NE PQI TO 200SE ACK TO 120SE SIE TO 50SSE APE TO 40NE FWA TO 30SSE ECK TO 20ESE YYZ TO 50NW SYR TO 30SE YOW TO 80S YQB TO 70NW PQI MOD ICE BTN FRZLVL AND FL210. FRZLVL SFC-070. CONDS CONTG BYD 21Z THRU 03Z. OTLK VALID 2100-0300Z...ICE MA RI CT NY NJ PA OH LE WV MD DC DE VA NC SC GA AND CSTL WTRS BOUNDED BY 140E ACK-200SE ACK-160SE SIE-190ESE ECG-120SE ILM-20ESE RDU-30ENE GQO-HMV-30S HNN-20SW CSN-40S HTO-140E ACK MOD ICE BTN FRZLVL AND FL220. FRZLVL 030-090. CONDS CONTG THRU 03Z. FRZLVL...RANGING FROM SFC-080 ACRS AREA MULT FRZLVL BLW 080 BOUNDED BY YYZ-50E SLT-20NNW HTO-50S HTO- 40SSE SIE-40E LYH-20WNW LYH-20SW PSK-40SW BKW-HNN-CVG-FWA- 30SE ECK-YYZ SFC ALG 30SSE ECK-20ENE JHW-30WNW EMI-EMI-80SW YSJ 040 ALG 50SW ROD-40SSW APE-50SE EKN-30SSE CSN-90SSW ACK-200SE ACK