Boston/Logan Intl, US
Flight category
Marginal VFR — ceiling 1000–3000 ft OR visibility 3–5 sm
Wind
190° / 3 kt
From the S
Visibility
10+ sm
Clouds
BKN 1,100 ft, OVC 4,000 ft
Broken (5–7 oktas) @ 1,100 ft AGL · Overcast (8 oktas) @ 4,000 ft AGL
Ceiling
1,100 ft AGL
Lowest BKN/OVC layer
Temp / Dewpoint
19°C / 18°C
Spread 1°C — fog risk
Altimeter
29.87 inHg
1011.6 hPa
SPECI KBOS 061249Z 19003KT 10SM BKN011 OVC040 19/18 A2987 RMK AO2 RAE05 P0000TAF KBOS 061150Z 0612/0718 17006KT 4SM BR SCT014 BKN023 OVC090 FM061500 20007KT 3SM -RA BR OVC010 TEMPO 0616/0620 1SM +RA BR FM070600 21005KT 3SM -RA BR OVC008 FM070900 26005KT 4SM -RA BR OVC008 FM071200 34006KT 2SM -RA BR BKN008Altitude: — – 44,000 ft
WSUS31 KKCI 061155 MKCE WST 061155 CONVECTIVE SIGMET 34E VALID UNTIL 1355Z MA RI AND ME MA NH RI NY CSTL WTRS FROM 70SW YSJ-150ENE ACK-40SE HTO-20NNW BOS-70SW YSJ AREA EMBD TS MOV FROM 25025KT. TOPS TO FL440.
Altitude: — – 45,000 ft
WSUS31 KKCI 061155 MKCE WST 061155 CONVECTIVE SIGMET 35E VALID UNTIL 1355Z RI CT NY NJ PA DE MD AND RI NJ NY CT CSTL WTRS FROM 50ESE HNK-30S PVD-40SE HTO-50E SIE-20SE EMI-50ESE HNK AREA EMBD TS MOV FROM 24030KT. TOPS ABV FL450.
Imagery courtesy of Iowa State Mesonet (NEXRAD) and NOAA. Not for navigation.

GFS Skew-T from Iowa State; FB text from NOAA AWC. Plan with care.
42.3606
-71.0097
4 m
US
Listen to KBOS ATC
Live tower & approach feeds
KBOS NOTAMs
Active notices to airmen