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Half Moon Bay Airport
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D
a
t
e
Time
(pdt)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond. Temperature (ºF)Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
PressurePrecipitation (in.)
AirDwpt6 hour altimeter
(in)
sea level
(mb)
1 hr 3 hr6 hr
Max.Min.
2501:35S 98.00OvercastBKN010 OVC0165554 94%NANA29.95NA
2501:15S 88.00OvercastOVC0105554 94%NANA29.95NA
2500:55S 68.00OvercastBKN010 OVC0145554 94%NANA29.95NA
2500:35SW 79.00OvercastOVC0105554 94%NANA29.96NA
2500:15SW 79.00OvercastOVC0105554 94%NANA29.96NA
2423:55SW 69.00OvercastOVC0105554 94%NANA29.96NA
2423:35SW 69.00OvercastOVC0105554 94%NANA29.96NA
2423:15W 78.00OvercastOVC0125554 94%NANA29.96NA
2422:55SW 78.00OvercastOVC0145554 94%NANA29.95NA
2422:35W 78.00OvercastOVC0125554 94%NANA29.95NA
2422:15W 78.00OvercastOVC0125554 94%NANA29.94NA
2421:55SW 77.00OvercastOVC0125754 88%NANA29.95NA
2421:35SW 68.00OvercastOVC0125754 88%NANA29.94NA
2421:15SW 67.00OvercastOVC0125754 88%NANA29.94NA
2420:55SW 57.00OvercastOVC0125754 88%NANA29.95NA
2420:35SW 67.00OvercastBKN010 OVC0145754 88%NANA29.95NA
2420:15S 57.00OvercastOVC0105755 94%NANA29.95NA
2419:55Calm8.00OvercastOVC0105754 88%NANA29.95NA
2419:35Calm7.00OvercastOVC0105754 88%NANA29.94NA
2419:15SE 38.00Mostly CloudyBKN0105554 94%NANA29.94NA
2418:55SE 38.00Mostly CloudyBKN0085754 88%NANA29.93NA
2418:35S 56.00 Fog/MistOVC0085754 88%NANA29.94NA
2418:15SW 65.00 Fog/MistOVC0105755 94%NANA29.94NA
2417:55SW 35.00 Fog/MistOVC0125755 94%NANA29.94NA
2417:35W 65.00 Fog/MistSCT0145955 88%NANA29.95NA
2417:15W 67.00FairCLR6155 83%NANA29.94NA
2416:55Calm7.00FairCLR6155 83%NANA29.95NA
2416:35W 67.00FairCLR6355 77%NANA29.94NA
2416:15SW 57.00FairCLR6355 77%NANA29.94NA
2415:55W 67.00FairCLR6355 77%NANA29.95NA
2415:35W 66.00Fair with HazeCLR6355 77%NANA29.95NA
2415:15W 77.00FairCLR6455 73%NANA29.96NA
2414:55SW 67.00FairCLR6454 68%NANA29.96NA
2414:35W 58.00FairCLR6454 68%NANA29.97NA
2414:15SW 77.00A Few CloudsFEW0306454 68%NANA29.98NA
2413:55SW 68.00Mostly CloudyBKN0286454 68%NANA29.98NA
2413:35S 59.00OvercastOVC0286454 68%NANA29.99NA
2413:15S 57.00OvercastOVC0286454 68%NANA30.00NA
2412:55S 59.00OvercastOVC0286454 68%NANA30.01NA
2412:35SE 79.00OvercastOVC0266354 73%NANA30.01NA
2412:15S 68.00OvercastOVC0266354 73%NANA30.02NA
2411:55S 68.00OvercastOVC0266354 73%NANA30.03NA
2411:35SE 39.00OvercastOVC0246154 77%NANA30.04NA
2411:15S 68.00OvercastOVC0226154 77%NANA30.03NA
2410:55SE 67.00OvercastOVC0206154 77%NANA30.03NA
2410:35SE 68.00OvercastOVC0205955 88%NANA30.03NA
2410:15E 57.00OvercastOVC0165955 88%NANA30.04NA
2409:55SE 36.00Overcast with HazeOVC0165954 82%NANA30.05NA
2409:35SE 55.00 Fog/MistOVC0165754 88%NANA30.04NA
2409:15SE 76.00 Fog/MistOVC0165754 88%NANA30.04NA
2408:55SE 56.00 Fog/MistSCT010 OVC0165754 88%NANA30.03NA
2408:35SE 35.00 Fog/MistOVC0105554 94%NANA30.02NA
2408:15Calm4.00 Fog/MistOVC0105454 100%NANA30.02NA
2407:55Calm5.00 Fog/MistOVC0105452 94%NANA30.02NA
2407:35Calm5.00 Fog/MistOVC0125450 88%NANA30.02NA
2407:15Calm6.00 Fog/MistSCT006 OVC0125250 94%NANA30.02NA
2406:55E 37.00OvercastOVC0065048 94%NANA30.02NA
2406:35E 37.00OvercastOVC0065048 94%NANA30.02NA
2406:15Calm7.00OvercastOVC0054846 94%NANA30.02NA
2405:55Calm6.00 Fog/MistBKN0044846 94%NANA30.02NA
2405:35Calm1.50 Fog/MistSCT0044646 100%NANA30.01NA
2405:15Calm6.00 Fog/MistCLR4645 93%NANA30.01NA
2404:55Calm6.00 Fog/MistFEW0314846 94%NANA30.01NA
2404:35Calm7.00Partly CloudySCT0334646 100%NANA30.00NA
2404:15Calm5.00 Fog/MistFEW0334846 94%NANA30.00NA
2403:55Calm2.00 Fog/MistCLR4645 93%NANA30.00NA
2403:35Calm3.00 Fog/MistCLR4545 100%NANA30.01NA
2403:15Calm7.00FairCLR4646 100%NANA30.01NA
2402:55Calm5.00 Fog/MistCLR4645 93%NANA30.01NA
2402:35Calm5.00 Fog/MistCLR4645 93%NANA30.00NA
2402:15Calm8.00FairCLR4645 93%NANA30.01NA
2401:55Calm6.00 Fog/MistCLR4545 100%NANA30.01NA
2401:35Calm7.00FairCLR4645 93%NANA30.01NA
2401:15Calm8.00FairCLR4645 93%NANA30.01NA
2400:55Calm8.00FairCLR4645 93%NANA30.01NA
2400:35Calm8.00FairCLR4645 93%NANA30.01NA
2400:15Calm9.00FairCLR4846 94%NANA30.02NA
2323:55Calm9.00FairCLR4645 93%NANA30.02NA
2323:35Calm7.00FairCLR4848 100%NANA30.02NA
2323:15NE 38.00FairCLR5048 94%NANA30.03NA
2322:55Calm9.00FairCLR5048 94%NANA30.02NA
2322:35Calm7.00FairCLR4846 94%NANA30.01NA
2322:15Calm8.00FairCLR4846 94%NANA30.01NA
2321:55Calm8.00FairCLR5048 94%NANA30.01NA
2321:35Calm9.00FairCLR5048 94%NANA30.01NA
2321:15Calm8.00FairCLR5048 94%NANA30.01NA
2320:55Calm8.00FairCLR5048 94%NANA30.01NA
2320:35Calm8.00FairCLR5248 88%NANA30.00NA
2320:15Calm8.00FairCLR5450 88%NANA30.00NA
2319:55Calm6.00 Fog/MistBKN0025450 88%NANA30.00NA
2319:35Calm6.00 Fog/MistBKN0035554 94%NANA30.00NA
2319:15N 67.00A Few CloudsFEW0035554 94%NANA29.99NA
2318:55NW 67.00FairCLR5752 82%NANA29.99NA
2318:35N 57.00FairCLR5754 88%NANA29.99NA
2318:15N 57.00FairCLR5954 82%NANA29.99NA
2317:55N 67.00FairCLR5954 82%NANA29.99NA
2317:35N 97.00FairCLR6354 73%NANA29.99NA
2317:15NW 68.00FairCLR6354 73%NANA29.98NA
2316:55NW 77.00FairCLR6354 73%NANA29.98NA
2316:35NW 88.00FairCLR6354 73%NANA29.98NA
2316:15NW 87.00FairCLR6355 77%NANA29.98NA
2315:55NW 87.00FairCLR6455 73%NANA29.98NA
2315:35NW 87.00FairCLR6355 77%NANA29.99NA
2315:15NW 78.00FairCLR6355 77%NANA29.99NA
2314:55W 39.00FairCLR6454 68%NANA29.99NA
2314:35W 37.00FairCLR6455 73%NANA29.99NA
2314:15W 68.00FairCLR6355 77%NANA29.99NA
2313:55SW 76.00Fair with HazeCLR6355 77%NANA30.00NA
2313:35W 77.00FairCLR6354 73%NANA30.01NA
2313:15W 68.00FairCLR6455 73%NANA30.01NA
2312:55W 68.00FairCLR6454 68%NANA30.01NA
2312:35W 78.00FairCLR6454 68%NANA30.01NA
2311:55SW 68.00FairCLR6454 68%NANA30.01NA
2311:35SW 38.00FairCLR6454 68%NANA30.01NA
2311:15W 67.00FairCLR6354 73%NANA30.01NA
2310:55SW 58.00FairCLR6454 68%NANA30.01NA
2310:35NA7.00FairCLR6354 73%NANA30.00NA
2310:15SE 58.00FairCLR6354 73%NANA30.00NA
2309:55S 38.00FairCLR6354 73%NANA29.99NA
2309:35SE 68.00FairCLR6354 73%NANA29.99NA
2309:15SE 38.00FairCLR6154 77%NANA29.99NA
2308:55NE 37.00FairCLR5752 82%NANA29.99NA
2308:35Calm7.00FairCLR5550 82%NANA29.98NA
2307:55NE 58.00FairCLR5048 94%48NA29.97NA
2307:35Calm8.00FairCLR4846 94%NANA29.97NA
2307:15Calm9.00FairCLR5048 94%NANA29.96NA
2306:55E 710.00FairCLR5248 88%NANA29.95NA
2306:35NE 39.00Mostly CloudyBKN0175248 88%NANA29.95NA
2306:15Calm9.00Partly CloudySCT0175450 88%NANA29.95NA
2305:55NE 68.00A Few CloudsFEW0175450 88%NANA29.94NA
2305:35NE 69.00Mostly CloudyBKN0175550 82%NANA29.93NA
2305:15NE 69.00OvercastOVC0175752 82%NANA29.94NA
2304:55E 39.00OvercastOVC0175752 82%NANA29.93NA
2304:35Calm9.00OvercastOVC0175752 82%NANA29.93NA
2304:15Calm8.00OvercastOVC0155752 82%NANA29.94NA
2303:55SE 59.00OvercastOVC0155752 82%NANA29.94NA
2303:35SE 58.00OvercastOVC0155752 82%NANA29.94NA
2303:15SE 58.00OvercastOVC0155752 82%NANA29.94NA
2302:55E 58.00OvercastOVC0155752 82%NANA29.94NA
2302:35E 37.00OvercastOVC0155752 82%NANA29.93NA
2302:15SE 58.00OvercastOVC0155754 88%NANA29.93NA
2301:55SE 59.00OvercastOVC0155754 88%NANA29.94NA
2301:35NA8.00OvercastOVC0135754 88%NANA29.94NA
2301:15NA7.00OvercastOVC0135754 88%NANA29.93NA
2300:55SE 67.00OvercastOVC0135754 88%NANA29.93NA
2300:35SE 67.00OvercastOVC0135754 88%NANA29.93NA
2300:15SE 67.00OvercastOVC0135754 88%NANA29.93NA
2223:55SE 67.00OvercastOVC0115754 88%NANA29.93NA
2223:35SE 67.00OvercastOVC0115754 88%NANA29.93NA
2223:15S 67.00OvercastOVC0115754 88%NANA29.93NA
2222:55SE 66.00 Fog/MistOVC0115754 88%NANA29.93NA
2222:35SE 67.00OvercastOVC0115754 88%NANA29.93NA
2222:15SE 57.00OvercastOVC0115754 88%NANA29.93NA
2221:55SE 67.00OvercastOVC0115754 88%NANA29.92NA
2221:35S 68.00OvercastOVC0115754 88%NANA29.92NA
2221:15S 78.00OvercastOVC0115754 88%NANA29.91NA
2220:55S 67.00OvercastOVC0115754 88%NANA29.91NA
2220:35S 77.00OvercastOVC0115754 88%NANA29.91NA
2220:15SE 68.00OvercastOVC0115754 88%NANA29.91NA
2219:55SE 67.00OvercastOVC0115754 88%NANA29.90NA
2219:35SE 67.00OvercastOVC0115754 88%NANA29.90NA
2219:15S 57.00OvercastOVC0115754 88%NANA29.89NA
2218:55S 66.00 Fog/MistOVC0115754 88%NANA29.89NA
2218:35NA5.00 Fog/MistOVC0135754 88%NANA29.89NA
2218:15S 35.00 Fog/MistOVC0135754 88%NANA29.89NA
2217:55Calm5.00Overcast with HazeOVC0155754 88%NANA29.89NA
2217:35S 55.00 Fog/MistBKN0155754 88%NANA29.89NA
2217:15SW 35.00A Few Clouds with HazeFEW0155954 82%NANA29.89NA
2216:55SW 55.00Partly Cloudy with HazeSCT0155954 82%NANA29.88NA
2216:35S 85.00A Few Clouds with HazeFEW0155954 82%NANA29.88NA
2216:15S 75.00Mostly Cloudy with HazeBKN0156154 77%NANA29.88NA
2215:55S 105.00Partly Cloudy with HazeSCT0136154 77%NANA29.88NA
2215:35S 84.00Partly Cloudy with HazeSCT0135954 82%NANA29.88NA
2215:15S 85.00A Few Clouds with HazeFEW0135954 82%NANA29.88NA
2214:55S 74.00Partly Cloudy with HazeSCT0115954 82%NANA29.88NA
2214:35S 84.00Mostly Cloudy with HazeBKN0115954 82%NANA29.89NA
2214:15S 74.00Mostly Cloudy with HazeBKN0135954 82%NANA29.89NA
2213:55S 64.00Partly Cloudy with HazeSCT0135954 82%NANA29.89NA
2213:35SW 74.00Mostly Cloudy with HazeBKN0135954 82%NANA29.90NA
2213:15S 64.00Mostly Cloudy with HazeBKN0135954 82%NANA29.91NA
2212:55S 74.00Mostly Cloudy with HazeBKN0135954 82%NANA29.91NA
2212:35S 95.00Overcast with HazeOVC0136354 73%NANA29.91NA
2212:15S 85.00Overcast with HazeOVC0136154 77%NANA29.92NA
2211:35SE 74.00Mostly Cloudy with HazeBKN0085954 82%NANA29.92NA
2211:15SE 74.00Overcast with HazeOVC0085954 82%NANA29.91NA
2210:55SE 63.00 Fog/MistOVC0085754 88%NANA29.91NA
2210:35SE 73.00 Fog/MistOVC0065754 88%NANA29.91NA
2210:15SE 73.00 Fog/MistOVC0055554 94%NANA29.91NA
2209:55S 83.00 Fog/MistOVC0045554 94%NANA29.91NA
2209:35NA2.00 Fog/MistOVC0035454 100%NANA29.90NA
2209:15S 61.50 Fog/MistOVC0035454 100%NANA29.90NA
2208:55Calm2.00 Fog/MistOVC0035454 100%NANA29.88NA
2208:35E 32.50 Fog/MistOVC0035454 100%NANA29.88NA
2208:15E 31.75 Fog/MistOVC0035454 100%NANA29.88NA
2207:55SE 50.50 FogOVC0035454 100%NANA29.87NA
2207:35SE 80.50 FogOVC0025454 100%NANA29.86NA
2207:15SE 60.25 FogOVC0025454 100%NANA29.86NA
2206:55SE 70.50 FogOVC0025454 100%NANA29.86NA
2206:35SE 60.25 FogOVC0025452 94%NANA29.85NA
2206:15SE 60.25 FogOVC0025452 94%NANA29.84NA
2205:55SE 50.25 FogOVC0025252 100%NANA29.83NA
2205:35SE 80.25 FogOVC0025252 100%NANA29.83NA
2205:15S 91.75 Fog/MistOVC0035250 94%NANA29.82NA
2204:55S 102.50 Fog/MistOVC0045250 94%NANA29.82NA
2204:35SE 83.00 Fog/MistOVC0055250 94%NANA29.82NA
2204:15SE 83.00 Fog/MistOVC0044848 100%44NA29.82NA
2203:55SE 54.00 Fog/MistOVC0044646 100%44NA29.82NA
2203:35E 34.00 Fog/MistOVC0034846 94%NANA29.83NA
2203:15Calm3.00 Fog/MistOVC0034846 94%NANA29.82NA
2202:55SE 53.00 Fog/MistOVC0035050 100%48NA29.82NA
2202:35SE 73.00 Fog/MistOVC0035250 94%NANA29.82NA
2202:15SE 73.00 Fog/MistOVC0035450 88%NANA29.82NA
2201:55S 73.00 Fog/MistOVC0035452 94%NANA29.82NA
D
a
t
e
Time
(pdt)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond. AirDwptMax.Min.Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
altimeter
(in.)
sea level
(mb)
1 hr3 hr6 hr
6 hour
Temperature (ºF)PressurePrecipitation (in.)

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Last Modified: Febuary, 7 2012
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