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Gaithersburg - Montgomery County Airport
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D
a
t
e
Time
(edt)
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.
2713:56Calm10.00FairCLR8962 897441%NA9030.011017.1
2712:56NW 1210.00FairCLR8963 42%NA9030.021017.3
2711:56NW 79.00FairCLR8865 46%NA9030.031017.6
2710:56Vrbl 310.00FairCLR8766 50%NA8930.021017.5
2709:56Calm10.00FairCLR8470 63%NA8830.021017.2
2708:56NW 310.00FairCLR7969 72%NA8230.021017.1
2707:56Calm10.00FairCLR7469 746885%NANA30.021017.3
2706:56Calm10.00FairCLR6967 93%NANA30.021017.5
2705:56Calm10.00FairCLR6967 93%NANA30.001016.7
2704:56Calm10.00FairCLR6967 93%NANA29.981015.9
2703:56Calm9.00FairCLR6867 96%NANA29.971015.5
2702:56Calm10.00FairCLR6968 96%NANA29.971015.8
2701:56Calm10.00FairCLR7068 787093%NANA29.991016.2
2700:56W 310.00FairCLR7168 90%NANA30.001016.5
2623:56Calm10.00FairCLR7268 87%NANA29.991016.4
2622:56W 510.00Mostly CloudyBKN1007469 85%NANA30.011016.9
2621:56Calm10.00Mostly CloudyBKN1107569 82%NANA30.001016.7
2620:56SE 710.00OvercastBKN090 OVC1107670 82%NA7729.971015.4
2619:56Vrbl 310.00A Few CloudsFEW0707869 927774%NA8029.951014.9
2618:56Vrbl 510.00 Thunderstorm in VicinityFEW065 SCT090 BKN1207867 69%NA8029.941014.8
2617:56Calm10.00 Thunderstorm in VicinitySCT0808769 55%NA9129.931014.1
2616:56SE 510.00Mostly CloudyBKN065 BKN1208968 50%NA9329.931014.5
2615:56Vrbl 310.00Partly CloudySCT065 SCT1008968 50%NA9329.931014.2
2614:56Vrbl 310.00A Few CloudsFEW0499268 46%NA9629.951014.9
2613:56Vrbl 310.00FairCLR8770 897657%NA9229.971015.6
2612:56Calm10.00FairCLR8672 63%NA9229.971015.8
2611:56Vrbl 310.00FairCLR8573 68%NA9229.971015.7
2610:56Calm10.00FairCLR8272 72%NA8729.971015.8
2609:56W 510.00FairCLR8172 74%NA8529.981015.9
2608:56W 810.00FairCLR7971 77%NA8229.971015.7
2607:56W 510.00FairCLR7671 767085%NA7729.961015.3
2606:56Calm7.00FairCLR7170 96%NANA29.951015.0
2605:56Calm7.00FairCLR7170 96%NANA29.941014.6
2604:56Calm6.00 Fog/MistCLR7271 97%NANA29.931014.5
2603:56W 59.00FairCLR7271 97%NANA29.931014.3
2602:56Calm9.00FairCLR7472 94%NANA29.941014.7
2601:56Calm10.00Partly CloudySCT0557572 847590%NANA29.941014.7
2600:56Calm10.00Partly CloudySCT0507772 85%NA7829.931014.4
2523:56SW 610.00FairCLR7972 79%NA8229.921014.0
2522:56SW 610.00A Few CloudsFEW0558072 76%NA8429.931014.3
2521:56S 610.00OvercastOVC0508272 72%NA8729.911013.8
2520:56S 610.00FairCLR8272 72%NA8729.901013.3
2519:56S 710.00FairCLR8472 918467%NA9029.881012.7
2518:56S 610.00A Few CloudsFEW0608473 70%NA9029.891013.0
2517:56S 810.00FairCLR8774 65%NA9529.901013.3
2516:56SW 610.00OvercastBKN048 BKN065 OVC1108771 59%NA9329.911013.5
2515:56S 610.00Mostly CloudyBKN046 BKN0659071 54%NA9629.911013.8
2514:56SW 810.00Mostly CloudyFEW040 SCT090 BKN1108972 57%NA9629.931014.2
2513:56SW 910.00Mostly CloudySCT037 SCT044 BKN0758871 887257%NA9429.941014.6
2512:56Vrbl 510.00A Few CloudsFEW0318772 61%NA9329.961015.2
2511:56Vrbl 39.00FairCLR8572 65%NA9129.961015.2
2510:56Vrbl 610.00FairCLR8271 69%NA8629.961015.2
2509:56S 610.00FairCLR7870 76%NA8029.961015.5
2508:56Vrbl 310.00FairCLR7469 85%NANA29.981016.0
2507:56Vrbl 710.00OvercastOVC0117268 737287%NANA29.981016.2
2506:56Vrbl 510.00FairCLR7267 84%NANA29.971015.7
2505:56S 710.00FairCLR7267 84%NANA29.971015.6
2504:56Vrbl 310.00FairCLR7266 82%NANA29.961015.4
2503:56S 810.00Partly CloudySCT0187266 82%NANA29.971015.7
2502:56S 610.00Partly CloudySCT0227366 79%NANA29.991016.4
2501:56S 610.00A Few CloudsFEW0287366 767379%NANA30.011017.0
2500:56SE 810.00A Few CloudsFEW0347365 76%NANA30.021017.3
2423:56S 710.00Mostly CloudyBKN0327365 76%NANA30.041017.9
2422:56S 910.00Partly CloudySCT0287466 76%NANA30.031017.8
2421:56SE 1010.00Mostly CloudyBKN0387468 82%NANA30.041018.0
2420:56SE 910.00A Few CloudsFEW1007467 79%NANA30.041018.1
2419:56SE 1010.00FairCLR7666 867672%NA7830.041018.2
2418:56SE 1210.00OvercastOVC0557865 64%NA8030.041018.3
2417:56SE 12 G 1710.00Mostly CloudySCT060 BKN1008065 60%NA8230.051018.7
2416:56SE 810.00OvercastOVC0448064 58%NA8230.061019.0
2415:56SE 12 G 1710.00OvercastOVC0488265 56%NA8430.071019.2
2414:56S 810.00Mostly CloudyFEW049 BKN0608565 51%NA8730.091019.8
D
a
t
e
Time
(edt)
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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