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Half Moon Bay Airport
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imperial
D
a
t
e
Time
(pst)
Wind
(kph)
Vis.
(km)
WeatherSky Cond. Temperature (ºC)Relative
Humidity
Wind
Chill
(°C)
Heat
Index
(°C)
PressurePrecipitation (cm)
AirDwpt6 hour altimeter
(cm)
sea level
(mb)
1 hr 3 hr6 hr
Max.Min.
0602:35Calm5 Fog/MistOVC0037.87.8 100%NANA76.35NA
0601:55NE 511OvercastBKN002 OVC0197.87.8 100%NANA76.35NA
0601:15Calm10 Fog/MistBKN002 OVC0198.98.9 100%NANA76.38NA
0600:55Calm10 Fog/MistOVC0028.98.9 100%NANA76.4NA
0600:35Calm8 Fog/MistOVC0038.98.9 100%NANA76.43NA
0600:15Calm11OvercastOVC0031010 100%NANA76.43NA
0523:35Calm6 Fog/MistOVC0038.98.9 100%NANA76.45NA
0523:15Calm3 Fog/MistOVC0041010 100%NANA76.48NA
0522:55Calm2 Fog/MistOVC00311.111.1 100%NANA76.45NA
0522:35NE 54 Fog/MistOVC0031010 100%NANA76.48NA
0522:15N 86 Fog/MistOVC0021010 100%8.9NA76.48NA
0521:55NW 511OvercastOVC0021010 100%NANA76.45NA
0521:35SE 514OvercastOVC0031010 100%NANA76.45NA
0521:15E 814OvercastOVC0031010 100%8.9NA76.48NA
0520:55Calm13Mostly CloudyBKN00311.110 94%NANA76.48NA
0520:35Calm13Mostly CloudyBKN0021010 100%NANA76.48NA
0520:15Calm14Partly CloudySCT00211.111.1 100%NANA76.48NA
0519:55E 814FairCLR11.111.1 100%NANA76.45NA
0519:35Calm14Mostly CloudyBKN00211.111.1 100%NANA76.43NA
0519:15Calm14Mostly CloudyBKN00212.211.1 94%NANA76.45NA
0518:55Calm10 Fog/MistCLR12.212.2 100%NANA76.43NA
0518:35Calm10 Fog/MistSCT00312.212.2 100%NANA76.4NA
0518:15Calm5 Fog/MistOVC00212.212.2 100%NANA76.4NA
0517:55Calm4 Fog/MistBKN00212.812.8 100%NANA76.43NA
0517:35Calm2 Fog/MistOVC00312.812.2 94%NANA76.43NA
0517:15NW 55 Fog/MistBKN00212.812.2 94%NANA76.43NA
0516:55Calm3 Fog/MistCLR13.912.8 94%NANA76.43NA
0516:35NW 85 Fog/MistFEW0031512.8 88%NANA76.43NA
0516:15W 83Partly Cloudy with HazeSCT00316.112.8 83%NANA76.43NA
0515:55Calm6Fair with HazeCLR17.212.8 77%NANA76.43NA
0515:35Calm10Fair with HazeCLR17.212.8 77%NANA76.43NA
0515:15Calm8Fair with HazeCLR17.212.8 77%NANA76.45NA
0514:55Calm11FairCLR17.212.8 77%NANA76.45NA
0514:35Calm13FairCLR17.212.8 77%NANA76.48NA
0514:15W 1110Fair with HazeCLR17.212.8 77%NANA76.48NA
0513:55Calm11FairCLR17.212.8 77%NANA76.48NA
0513:35W 138Fair with HazeCLR17.212.8 77%NANA76.5NA
0513:15SW 58Fair with HazeCLR17.212.8 77%NANA76.5NA
0512:55Calm10Fair with HazeCLR17.212.8 77%NANA76.53NA
0512:35W 86Fair with HazeCLR16.112.8 83%NANA76.56NA
0512:15Vrbl 511FairCLR17.212.8 77%NANA76.58NA
0511:55W 108Fair with HazeCLR16.112.8 83%NANA76.61NA
0511:35W 810Fair with HazeCLR16.112.8 83%NANA76.63NA
0511:15SW 88Fair with HazeCLR16.112.8 83%NANA76.63NA
0510:55SW 1011FairCLR16.112.8 83%NANA76.66NA
0510:35SW 1111NANA16.112.8 83%NANA76.68NA
0509:15Calm6 HazeNA16.112.8 83%NANA76.68NA
0508:15Calm13FairCLR12.211.1 94%NANA76.66NA
0507:55Calm13FairCLR11.111.1 100%NANA76.66NA
0507:35Calm11FairCLR1010 100%NANA76.66NA
0507:15Calm6 Fog/MistCLR1010 100%NANA76.66NA
0506:55Calm6 Fog/MistCLR1010 100%NANA76.63NA
0506:35Calm13A Few CloudsFEW0021010 100%NANA76.66NA
0506:15NW 56 Fog/MistCLR8.98.9 100%NANA76.66NA
0505:55Calm8 Fog/MistFEW0038.98.9 100%NANA76.63NA
0505:35Calm6 Fog/MistBKN003 BKN0221010 100%NANA76.66NA
0505:15Calm8 Fog/MistBKN002 BKN0208.98.9 100%NANA76.66NA
0504:55NW 86 Fog/MistFEW003 SCT0198.98.9 100%7.8NA76.66NA
0504:35Calm6 Fog/MistCLR1010 100%NANA76.63NA
0504:15Calm6 Fog/MistCLR1010 100%NANA76.66NA
0503:55Calm8 Fog/MistCLR1010 100%NANA76.68NA
0503:35Calm8 Fog/MistFEW0021010 100%NANA76.71NA
0503:15N 53 Fog/MistBKN00211.111.1 100%NANA76.71NA
0502:55Calm3 Fog/MistBKN00212.212.2 100%NANA76.71NA
0502:35NW 116 Fog/MistFEW002 FEW01911.111.1 100%NANA76.71NA
0502:15Calm11FairCLR1010 100%NANA76.68NA
0501:55N 52 Fog/MistCLR11.111.1 100%NANA76.71NA
0501:35NW 1011FairCLR1010 100%8.9NA76.71NA
0501:15Calm14FairCLR1010 100%NANA76.73NA
0500:55Calm13FairCLR1010 100%NANA76.73NA
0500:15Calm3 Fog/MistSCT00211.111.1 100%NANA76.76NA
0423:55Calm2 Fog/MistOVC00211.111.1 100%NANA76.76NA
0423:35Vrbl 52 Fog/MistOVC00212.212.2 100%NANA76.78NA
0423:15N 81 FogOVC00212.212.2 100%NANA76.81NA
0422:35Calm0 FogOVC00212.212.2 100%NANA76.81NA
0422:15NW 80 FogOVC00212.212.2 100%NANA76.81NA
0421:55Calm0 FogOVC00212.212.2 100%NANA76.84NA
0421:35Calm0 FogOVC00212.212.2 100%NANA76.81NA
0421:15N 100 FogOVC00212.212.2 100%NANA76.81NA
0420:55N 100 FogOVC00212.212.2 100%NANA76.81NA
0420:35N 110 FogOVC00212.212.2 100%NANA76.84NA
0420:15N 80 FogOVC00212.212.2 100%NANA76.81NA
0419:55N 100 FogOVC00212.212.2 100%NANA76.81NA
0419:35N 110 FogOVC00212.212.2 100%NANA76.81NA
0419:15N 110 FogOVC00212.812.8 100%NANA76.81NA
0418:55N 141 FogOVC00212.812.8 100%NANA76.78NA
0418:35NW 104 Fog/MistOVC00312.812.8 100%NANA76.78NA
0418:15NW 115 Fog/MistOVC00312.812.8 100%NANA76.78NA
0417:55N 86 Fog/MistBKN00312.812.8 100%NANA76.78NA
0417:35NW 106 Fog/MistFEW00312.812.8 100%NANA76.76NA
0417:15N 138 Fog/MistFEW00312.812.8 100%NANA76.76NA
0416:55NW 146 Fog/MistFEW00313.912.8 94%NANA76.76NA
0416:35N 168 Fog/MistCLR1512.8 88%NANA76.76NA
0416:15N 2311FairCLR1512.8 88%NANA76.76NA
0415:55N 1614FairCLR16.112.8 83%NANA76.73NA
0415:35N 1910 Fog/MistCLR1513.9 94%NANA76.73NA
0415:15NW 238Fair with HazeCLR16.113.9 88%NANA76.71NA
0414:55NW 26 G 358 Fog/MistCLR16.113.9 88%NANA76.71NA
0414:35NW 268Fair with HazeCLR16.113.9 88%NANA76.71NA
0414:15NW 2610Fair with HazeCLR17.213.9 83%NANA76.71NA
0413:55NW 1314FairCLR2012.8 64%NANA76.71NA
0413:35N 1414FairCLR2012.8 64%NANA76.71NA
0413:15N 1414FairCLR2012.8 64%NANA76.71NA
0412:55Calm8Fair with HazeCLR18.912.8 68%NANA76.73NA
0412:35Calm1Sky Obscured with HazeVV00518.912.8 68%NANA76.73NA
0412:15Calm1Sky Obscured with HazeVV00518.912.8 68%NANA76.76NA
0411:55SW 88Fair with HazeCLR17.812.8 73%NANA76.78NA
0411:35Calm5A Few Clouds with HazeFEW00317.812.8 73%NANA76.81NA
0411:15S 55Fair with HazeCLR17.212.8 77%NANA76.84NA
0410:55SE 104A Few Clouds with HazeFEW00317.212.8 77%NANA76.84NA
0410:35SE 103A Few Clouds with HazeFEW00316.113.9 88%NANA76.86NA
0410:15S 810Fair with HazeCLR16.112.2 77%NANA76.89NA
0409:55Vrbl 58Fair with HazeCLR17.212.2 73%NANA76.89NA
0409:35N 86Fair with HazeCLR16.112.8 83%NANA76.89NA
0409:15N 85 Fog/MistNA13.912.8 94%NANA76.89NA
0408:55Calm11FairCLR12.212.2 100%NANA76.89NA
0408:35Calm10 Fog/MistCLR11.111.1 100%NANA76.89NA
0408:15Calm8 Fog/MistFEW0031010 100%NANA76.86NA
0407:55Calm11Mostly CloudyBKN0037.87.8 100%NANA76.86NA
0407:35Calm8 Fog/MistOVC0037.27.2 100%NANA76.86NA
0407:15Calm10 Fog/MistBKN0037.87.8 100%NANA76.86NA
0406:55Calm8 Fog/MistSCT0037.27.2 100%NANA76.86NA
0406:35Calm11A Few CloudsFEW0047.87.8 100%NANA76.84NA
0406:15Calm10 Fog/MistCLR7.87.8 100%NANA76.84NA
0405:55Calm8 Fog/MistCLR7.87.8 100%NANA76.84NA
0405:35Calm11FairCLR7.87.8 100%NANA76.84NA
0405:15Calm10 Fog/MistBKN0027.87.8 100%NANA76.84NA
0404:55Calm10 Fog/MistOVC0027.87.8 100%NANA76.84NA
0404:35Calm14Mostly CloudyBKN0037.87.8 100%NANA76.84NA
0404:15Calm11A Few CloudsFEW0047.87.8 100%NANA76.84NA
0403:55Calm13A Few CloudsFEW0047.87.8 100%NANA76.84NA
0403:15Calm13Mostly CloudyBKN0037.87.8 100%NANA76.86NA
0402:55Calm13Mostly CloudyBKN0047.87.8 100%NANA76.89NA
0402:35Calm14Mostly CloudyBKN0037.87.8 100%NANA76.89NA
0402:15Calm6 Fog/MistSCT0038.98.9 100%NANA76.89NA
0401:55Calm13Partly CloudySCT0037.87.8 100%NANA76.89NA
0401:35Calm10 Fog/MistOVC0038.98.9 100%NANA76.91NA
0401:15Calm8 Fog/MistNA8.98.9 100%NANA76.91NA
0400:55Calm10 Fog/MistNA1010 100%NANA76.91NA
0400:35Calm13OvercastOVC0038.98.9 100%NANA76.94NA
0400:15Calm8 Fog/MistOVC0031010 100%NANA76.94NA
0323:55Calm10 Fog/MistOVC0031010 100%NANA76.94NA
0323:35Calm8 Fog/MistOVC00311.111.1 100%NANA76.94NA
0323:15NE 511OvercastOVC00311.111.1 100%NANA76.94NA
0322:55Calm8 Fog/MistOVC00411.111.1 100%NANA76.94NA
0322:35Calm8 Fog/MistOVC00312.212.2 100%NANA76.94NA
0322:15Calm10 Fog/MistOVC00312.212.2 100%NANA76.94NA
0321:55Calm6 Fog/MistOVC00312.812.8 100%NANA76.94NA
0321:35Calm6 Fog/MistBKN004 OVC00912.812.8 100%NANA76.94NA
0321:15Calm6 Fog/MistBKN004 OVC00912.812.8 100%NANA76.94NA
0320:55Calm6 Fog/MistOVC00512.812.8 100%NANA76.94NA
0320:35Calm5 Fog/MistBKN004 OVC00812.812.8 100%NANA76.94NA
0320:15Calm5 Fog/MistSCT002 OVC00712.812.8 100%NANA76.94NA
0319:55Calm3 Fog/MistOVC00612.812.8 100%NANA76.94NA
0319:35Calm5 Fog/MistFEW002 OVC00712.812.8 100%NANA76.91NA
0319:15Calm5 Fog/MistBKN002 OVC00712.812.8 100%NANA76.91NA
0318:55Calm5 Fog/MistOVC00212.812.8 100%NANA76.91NA
0318:35Calm4 Fog/MistOVC00213.913.9 100%NANA76.91NA
0318:15Calm2 Fog/MistBKN002 OVC01013.913.9 100%NANA76.91NA
0317:55Calm2 Fog/MistFEW002 BKN010 OVC11013.913.9 100%NANA76.91NA
0317:35Calm2 Fog/MistBKN002 BKN010 OVC05013.913.9 100%NANA76.91NA
0317:15Calm2 Fog/MistSCT002 BKN011 OVC04613.913.9 100%NANA76.91NA
0316:55Calm2 Fog/MistFEW003 BKN011 OVC05013.913.9 100%NANA76.91NA
0316:35Calm3 Fog/MistFEW012 OVC04913.913.9 100%NANA76.94NA
0316:15Calm2 Fog/MistFEW012 OVC04813.913.9 100%NANA76.94NA
0315:55Calm3 Fog/MistSCT0501513.9 94%NANA76.94NA
0315:35Calm5 Fog/MistFEW0491513.9 94%NANA76.94NA
0315:15Calm8 Fog/MistSCT0471513.9 94%NANA76.94NA
0314:55Calm6 Fog/MistBKN0471513.9 94%NANA76.94NA
0314:35SW 86 Fog/MistBKN0451513.9 94%NANA76.94NA
0314:15SW 810 Fog/MistBKN04316.113.9 88%NANA76.96NA
0313:55Calm11A Few CloudsFEW04216.113.9 88%NANA76.96NA
0313:35Calm13A Few CloudsFEW019 FEW04616.113.9 88%NANA76.96NA
0313:15Calm11A Few CloudsFEW016 FEW04516.113.9 88%NANA76.99NA
0312:55Vrbl 510 Fog/MistCLR16.113.9 88%NANA76.99NA
0312:35SW 811FairCLR16.113.9 88%NANA76.99NA
0312:15SW 511NANA16.113.9 88%NANA76.99NA
0311:55Vrbl 8NANA NANANA77.01NA
0311:35Calm11FairCLR16.112.8 83%NANA77.04NA
0311:15Calm13A Few CloudsFEW01416.112.8 83%NANA77.04NA
0310:55S 1013A Few CloudsFEW0151513.9 94%NANA77.06NA
0310:35S 1111FairCLR1513.9 94%NANA77.04NA
0310:15S 1011FairCLR1513.9 94%NANA77.06NA
0309:55S 1011Mostly CloudyBKN0131513.9 94%NANA77.06NA
0309:35S 1013OvercastOVC0141512.8 88%NANA77.06NA
0309:15SE 1011OvercastOVC0121512.8 88%NANA77.04NA
0308:55Calm8 Fog/MistOVC01013.913.9 100%NANA77.04NA
0308:35SE 85 Fog/MistOVC00913.913.9 100%NANA77.01NA
0308:15SE 86 Fog/MistBKN009 OVC04813.913.9 100%NANA77.01NA
0307:55Calm6 Fog/MistOVC04813.913.9 100%NANA77.01NA
0307:35Calm11OvercastOVC04912.812.8 100%NANA76.99NA
0307:15Vrbl 513OvercastOVC04812.812.8 100%NANA76.96NA
0306:55Calm13OvercastFEW014 OVC04712.812.8 100%NANA76.99NA
0306:35Calm13OvercastBKN015 OVC04712.812.8 100%NANA76.96NA
0306:15Calm13OvercastBKN013 BKN017 OVC04612.812.8 100%NANA76.96NA
0305:55Calm13OvercastOVC01112.812.8 100%NANA76.96NA
0305:35Calm13OvercastBKN012 OVC01712.812.8 100%NANA76.96NA
0305:15Calm13OvercastBKN015 OVC01912.812.8 100%NANA76.96NA
0304:55Calm13OvercastBKN016 OVC02012.812.8 100%NANA76.96NA
0304:35Calm10 Fog/MistBKN013 BKN019 OVC02712.812.8 100%NANA76.96NA
0304:15Calm10 Fog/MistSCT013 BKN019 OVC04312.812.8 100%NANA76.94NA
0303:55Calm11OvercastBKN016 OVC04612.812.8 100%NANA76.94NA
0303:35Calm11OvercastBKN016 OVC02612.812.8 100%NANA76.94NA
0303:15Calm13OvercastFEW010 BKN014 OVC02713.913.9 100%NANA76.94NA
D
a
t
e
Time
(pst)
Wind
(kph)
Vis.
(km)
WeatherSky Cond. AirDwptMax.Min.Relative
Humidity
Wind
Chill
(°C)
Heat
Index
(°C)
altimeter
(cm)
sea level
(mb)
1 hr3 hr6 hr
6 hour
Temperature (ºC)PressurePrecipitation (cm)

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Last Modified: Febuary, 7 2012
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