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Satellite Cloud Product
NESDIS produces a Satellite Cloud Product (SCP) that supplements the ASOS ceilometer readings. This page merges the SCP data with the METAR observations for a given UTC date. Cloud level values are presented in feet above ground level. ECA represents estimated cloud amount expressed in percentage. An IEM Web Service provided the following JSON dataset for this page. Data is available for some sites back to 1993.
| SCP Valid UTC | METAR Valid Local | Satellite East Sounder | Satellite West Sounder | ASOS METAR Report | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mid Clouds | High Clouds | Levels [ft] | ECA [%] | Mid Clouds | High Clouds | Levels [ft] | ECA [%] | Levels ft | METAR | ||
| 0750Z | 12:53 AM | BKN | 16000 - 33000 | 61 | BKN | 22000 - 30000 | 78 | FEW@600 BKN@1200 OVC@4200 | KALW 130753Z AUTO 18009KT 4SM RA BR FEW006 BKN012 OVC042 12/12 A2990 RMK AO2 RAB22 SLP120 P0004 T01220117 402560117 | ||
| 0850Z | 1:53 AM | BKN | 17000 - 31000 | 59 | OVC | 17000 - 31000 | 80 | SCT@7000 OVC@8000 | KALW 130853Z AUTO 06005KT 10SM -RA SCT070 OVC080 12/11 A2983 RMK AO2 PRESFR SLP097 P0009 60019 T01220111 58024 | ||
| 0950Z | 2:53 AM | BKN | 18000 - 31000 | 55 | BKN | 13000 - 32000 | 69 | FEW@2500 OVC@3600 | KALW 130953Z AUTO 26007KT 10SM FEW025 OVC036 12/11 A2988 RMK AO2 RAE03B24E39 SLP112 P0000 T01220111 | ||
| 1050Z | 3:53 AM | SCT | 14000 - 31000 | 38 | SCT | 13000 - 31000 | 43 | BKN@4400 OVC@6000 | KALW 131053Z AUTO 17006KT 10SM -RA BKN044 OVC060 12/11 A2987 RMK AO2 RAB45 SLP112 P0000 T01220111 | ||
| 1150Z | 4:53 AM | SCT | 13000 - 24000 | 16 | SCT | 13000 - 24000 | 4 | BKN@2500 OVC@3800 | KALW 131153Z AUTO 19009KT 10SM -RA BKN025 OVC038 13/11 A2990 RMK AO2 RAE00B51 SLP121 P0000 60019 70029 T01280111 10128 20122 51023 | ||
| 1250Z | 5:53 AM | SCT | 13000 - 21000 | 3 | SCT | 13000 - 24000 | 11 | FEW@2300 SCT@3200 OVC@5500 | KALW 131253Z AUTO 20010KT 10SM FEW023 SCT032 OVC055 12/11 A2991 RMK AO2 RAE28 SLP126 P0000 T01220106 | ||
| 1350Z | 6:53 AM | SCT | 13000 - 24000 | 11 | SCT | 13000 - 27000 | 23 | OVC@6000 | KALW 131353Z 17011KT 10SM OVC060 12/09 A2993 RMK AO2 RAB08E52 SLP132 P0002 T01170094 | ||
| 1450Z | 7:53 AM | SCT | 13000 - 28000 | 31 | BKN | 13000 - 27000 | 52 | BKN@7000 OVC@9000 | KALW 131453Z 19011KT 10SM -RA BKN070 OVC090 12/09 A2996 RMK AO2 RAB01E14B38 SLP143 P0000 60002 T01220094 53020 | ||
| 1550Z | 8:53 AM | SCT | 13000 - 29000 | 37 | BKN | 13000 - 30000 | 51 | FEW@4900 BKN@9500 | KALW 131553Z 20009KT 10SM FEW049 BKN095 13/09 A2997 RMK AO2 RAE18 SLP146 P0002 T01330089 | ||
| 1650Z | 9:53 AM | BKN | 13000 - 28000 | 34 | SCT | 13000 - 24000 | 25 | SCT@3800 BKN@4600 BKN@8000 | KALW 131653Z 20008KT 10SM SCT038 BKN046 BKN080 14/09 A2998 RMK AO2 RAB26E36 SLP151 P0000 T01390089 | ||
| 1750Z | 10:53 AM | SCT | 13000 - 25000 | 9 | SCT | 13000 - 24000 | 8 | FEW@3400 SCT@4500 | KALW 131753Z 21013KT 10SM FEW034 SCT045 14/08 A2998 RMK AO2 SLP153 60004 T01440078 10150 20117 51006 | ||