Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
| Date | Time (est) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Temperature (ºF) | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | Pressure | Precipitation (in) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | Min. | ||||||||||||||||
| 31 | 13:56 | SW 9 | 10.00 | Overcast | OVC043 | 32 | 14 | 47% | 25 | 29.84 | 1012.6 | ||||||
| 31 | 12:56 | SW 8 | 10.00 | Overcast | OVC047 | 32 | 14 | 33.1 | 23 | 47% | 25 | 29.87 | 1013.4 | ||||
| 31 | 11:56 | SW 9 | 10.00 | Overcast | OVC047 | 30.9 | 14 | 49% | 24 | 29.89 | 1014.3 | ||||||
| 31 | 10:56 | W 9 | 10.00 | Partly Cloudy | SCT045 | 32 | 12.9 | 45% | 25 | 29.93 | 1015.5 | ||||||
| 31 | 09:56 | W 8 | 10.00 | Overcast | FEW060 OVC090 | 27 | 12.9 | 55% | 19 | 29.95 | 1016.1 | ||||||
| 31 | 08:56 | W 10 | 10.00 | Overcast | OVC110 | 26.1 | 12.9 | 57% | 17 | 29.95 | 1016.4 | ||||||
| 31 | 07:56 | W 5 | 10.00 | Fair | CLR | 24.1 | 12 | 60% | 19 | 29.94 | 1016.1 | ||||||
| 31 | 06:56 | W 10 | 10.00 | Fair | CLR | 24.1 | 12 | 25 | 23 | 60% | 15 | 29.94 | 1016.0 | ||||
| 31 | 05:56 | W 12 | 10.00 | Fair | CLR | 24.1 | 10.9 | 57% | 14 | 29.94 | 1015.9 | ||||||
| 31 | 04:56 | W 13 | 10.00 | Fair | CLR | 25 | 10.9 | 55% | 14 | 29.92 | 1015.2 | ||||||
| 31 | 03:56 | Vrbl 7 | 10.00 | Overcast | SCT070 OVC090 | 25 | 10.9 | 55% | 18 | 29.92 | 1015.2 | ||||||
| 31 | 02:56 | W 7 | 10.00 | Overcast | BKN080 OVC100 | 24.1 | 10.9 | 57% | 17 | 29.92 | 1015.4 | ||||||
| 31 | 01:56 | W 9 | 10.00 | Fair | CLR | 24.1 | 10.9 | 57% | 15 | 29.92 | 1015.2 | ||||||
| 31 | 00:56 | W 9 | 10.00 | Fair | CLR | 23 | 10.9 | 26.1 | 21.9 | 60% | 14 | 29.92 | 1015.4 | ||||
| 30 | 23:56 | NW 14 | 10.00 | Fair | CLR | 21.9 | 10 | 60% | 10 | 29.94 | 1015.8 | ||||||
| 30 | 22:56 | W 7 | 10.00 | Partly Cloudy | SCT046 | 23 | 10 | 57% | 16 | 29.95 | 1016.4 | ||||||
| 30 | 21:56 | W 9 | 10.00 | Partly Cloudy | SCT037 | 24.1 | 10.9 | 57% | 15 | 29.94 | 1016.0 | ||||||
| 30 | 20:56 | W 14 G 22 | 10.00 | Mostly Cloudy | BKN039 | 25 | 10.9 | 55% | 14 | 29.93 | 1015.7 | ||||||
| 30 | 19:56 | W 15 | 10.00 | Overcast | OVC045 | 25 | 10.9 | 55% | 13 | 29.93 | 1015.5 | ||||||
| 30 | 18:56 | W 16 G 23 | 10.00 | Mostly Cloudy | BKN047 | 26.1 | 10.9 | 33.1 | 26.1 | 53% | 14 | 29.93 | 1015.5 | ||||
| 30 | 17:56 | W 17 G 23 | 10.00 | A Few Clouds | FEW042 | 26.1 | 10.9 | 53% | 14 | 29.91 | 1014.9 | ||||||
| 30 | 16:56 | W 21 G 26 | 10.00 | Overcast and Breezy | BKN047 OVC055 | 27 | 10.9 | 51% | 14 | 29.9 | 1014.6 | ||||||
| 30 | 15:56 | NW 21 G 26 | 10.00 | Mostly Cloudy and Breezy | SCT043 BKN050 | 28.9 | 10.9 | 47% | 17 | 29.88 | 1013.8 | ||||||
| 30 | 14:56 | W 23 G 30 | 10.00 | Partly Cloudy and Breezy | SCT049 | 30 | 10.9 | 45% | 17 | 29.86 | 1013.3 | ||||||
| 30 | 13:56 | W 18 G 26 | 10.00 | Overcast | OVC049 | 30.9 | 12 | 45% | 20 | 29.87 | 1013.6 | ||||||
| 30 | 12:56 | W 17 G 26 | 10.00 | Overcast | BKN049 OVC060 | 33.1 | 10 | 33.1 | 28 | 38% | 23 | 29.87 | 1013.6 | ||||
| 30 | 11:56 | W 18 G 31 | 10.00 | Overcast | OVC049 | 30.9 | 12.9 | 47% | 20 | 29.88 | 1013.8 | ||||||
| 30 | 10:56 | W 22 G 31 | 10.00 | Overcast and Breezy | OVC049 | 30 | 12 | 47% | 18 | 29.91 | 1014.9 | ||||||
| 30 | 09:56 | W 17 G 25 | 10.00 | Overcast | OVC046 | 30 | 14 | 51% | 19 | 29.91 | 1014.9 | ||||||
| 30 | 08:56 | W 14 G 25 | 10.00 | Overcast | OVC048 | 28.9 | 12.9 | 51% | 19 | 29.9 | 1014.4 | ||||||
| 30 | 07:56 | NW 13 G 21 | 10.00 | Overcast | OVC046 | 28 | 12.9 | 53% | 18 | 29.88 | 1014.0 | ||||||
| 30 | 06:56 | W 16 G 26 | 10.00 | Overcast | OVC046 | 28 | 12 | 28.9 | 28 | 51% | 17 | 29.86 | 1013.1 | ||||
| 30 | 05:56 | W 16 G 25 | 10.00 | Overcast | OVC048 | 28 | 12 | 51% | 17 | 29.84 | 1012.6 | ||||||
| 30 | 04:56 | NW 16 G 30 | 10.00 | Overcast | OVC048 | 28 | 12 | 51% | 17 | 29.82 | 1011.8 | ||||||
| 30 | 03:56 | NW 18 G 32 | 10.00 | Overcast | OVC048 | 28 | 12 | 51% | 16 | 29.8 | 1011.0 | ||||||
| 30 | 02:56 | W 26 G 36 | 10.00 | Overcast and Windy | OVC046 | 28.9 | 12.9 | 51% | 15 | 29.78 | 1010.3 | ||||||
| 30 | 01:56 | NW 24 G 38 | 10.00 | Overcast and Breezy | OVC048 | 28.9 | 12.9 | 51% | 16 | 29.78 | 1010.3 | ||||||
| 30 | 00:56 | W 24 G 31 | 10.00 | Overcast and Breezy | OVC050 | 28.9 | 12.9 | 33.1 | 28.9 | 51% | 16 | 29.78 | 1010.3 | ||||
| 29 | 23:56 | NW 15 G 31 | 10.00 | Overcast | OVC048 | 30 | 14 | 51% | 20 | 29.79 | 1010.7 | ||||||
| 29 | 22:56 | W 15 G 25 | 10.00 | Overcast | OVC050 | 30 | 14 | 51% | 20 | 29.79 | 1010.5 | ||||||
| 29 | 21:56 | W 23 G 32 | 10.00 | Mostly Cloudy and Breezy | BKN055 | 28.9 | 14 | 54% | 16 | 29.76 | 1009.6 | ||||||
| 29 | 20:56 | NW 26 G 40 | 10.00 | Overcast and Windy | OVC050 | 30 | 12.9 | 49% | 17 | 29.75 | 1009.1 | ||||||
| 29 | 19:56 | NW 24 G 36 | 10.00 | Mostly Cloudy and Breezy | BKN050 | 30.9 | 14 | 49% | 18 | 29.73 | 1008.4 | ||||||
| 29 | 18:56 | NW 20 G 37 | 10.00 | Overcast | BKN050 OVC060 | 33.1 | 14 | 52 | 33.1 | 45% | 22 | 29.7 | 1007.6 | ||||
| 29 | 17:56 | NW 29 G 44 | 10.00 | Overcast and Windy | OVC050 | 35.1 | 15.1 | 44% | 23 | 29.65 | 1005.8 | ||||||
| 29 | 16:56 | W 22 G 33 | 10.00 | Fair and Breezy | CLR | 37.9 | 16 | 41% | 28 | 29.6 | 1003.8 | ||||||
| 29 | 15:56 | W 22 G 40 | 10.00 | Fair and Breezy | CLR | 44.1 | 16 | 32% | 36 | 29.56 | 1002.6 | ||||||
| 29 | 14:56 | NW 28 G 38 | 10.00 | Fair and Windy | CLR | 46.9 | 19 | 33% | 39 | 29.52 | 1001.0 | ||||||
| 29 | 13:56 | NW 33 G 45 | 10.00 | Fair and Windy | CLR | 48.9 | 19.9 | 32% | 41 | 29.47 | 999.3 | ||||||
| 29 | 12:56 | NW 31 G 41 | 10.00 | A Few Clouds and Windy | FEW070 | 52 | 28.9 | 54 | 51.1 | 41% | 29.43 | 997.9 | |||||
| 29 | 11:56 | NW 22 G 29 | 10.00 | Overcast and Breezy | FEW014 BKN029 OVC060 | 53.1 | 45 | 74% | 29.42 | 997.6 | |||||||
| 29 | 10:56 | SW 6 | 10.00 | Mostly Cloudy | BKN050 | 53.1 | 53.1 | 100% | 29.45 | 998.7 | |||||||
| 29 | 09:56 | SW 5 | 10.00 | Light Rain | OVC100 | 53.1 | 53.1 | 100% | 29.45 | 998.5 | |||||||
| 29 | 08:56 | S 9 | 10.00 | Overcast | OVC010 | 52 | 52 | 100% | 29.48 | 999.6 | |||||||
| 29 | 07:56 | W 8 | 10.00 | Overcast | OVC012 | 52 | 52 | 100% | 29.51 | 1000.6 | |||||||
| 29 | 06:56 | SW 9 | 10.00 | Overcast | OVC012 | 52 | 52 | 52 | 44.1 | 100% | 29.48 | 999.7 | |||||
| 29 | 05:56 | SW 9 G 18 | 10.00 | Overcast | OVC010 | 51.1 | 51.1 | 100% | 29.49 | 1000.0 | |||||||
| 29 | 04:56 | SW 10 G 16 | 10.00 | Overcast | OVC008 | 48.2 | 0 | 0% | 44 | 29.5 | 1000.4 | ||||||
| 29 | 03:56 | S 9 G 18 | 10.00 | Overcast | OVC008 | 48.2 | 0 | 0% | 45 | 29.56 | 1002.5 | ||||||
| 29 | 02:56 | Vrbl 5 | 10.00 | Overcast | OVC004 | 46.4 | 0 | 0% | 45 | 29.61 | 1004.4 | ||||||
| 29 | 01:56 | S 8 | 8.00 | Overcast | OVC004 | 44.6 | 0 | 0% | 41 | 29.65 | 1005.6 | ||||||
| 29 | 00:56 | S 8 | 3.00 | Fog/Mist | OVC004 | 44.6 | 0 | 44.1 | 39.9 | 0% | 41 | 29.7 | 1007.5 | ||||
| 28 | 23:56 | S 7 | 2.50 | Fog/Mist | OVC004 | 42.8 | 0 | 0% | 39 | 29.74 | 1008.8 | ||||||
| 28 | 22:56 | S 5 | 3.00 | Fog/Mist | OVC004 | 42.8 | 0 | 0% | 41 | 29.78 | 1010.1 | ||||||
| 28 | 21:56 | S 9 | 9.00 | Overcast | OVC006 | 41 | 41 | 100% | 36 | 29.8 | 1010.8 | ||||||
| 28 | 20:56 | S 9 | 9.00 | Overcast | OVC008 | 41 | 41 | 100% | 36 | 29.84 | 1012.1 | ||||||
| 28 | 19:56 | S 12 | 10.00 | Overcast | OVC012 | 41 | 39 | 93% | 35 | 29.88 | 1013.6 | ||||||
| 28 | 18:56 | SE 10 | 10.00 | Overcast | OVC016 | 39.9 | 37 | 39.9 | 37.9 | 89% | 34 | 29.91 | 1014.8 | ||||
| 28 | 17:56 | S 7 | 10.00 | Overcast | OVC018 | 39.9 | 36 | 86% | 36 | 29.96 | 1016.2 | ||||||
| 28 | 16:56 | SE 8 | 10.00 | Overcast | OVC020 | 39 | 35.1 | 86% | 34 | 29.98 | 1016.9 | ||||||
| 28 | 15:56 | S 10 | 10.00 | Overcast | OVC018 | 39.9 | 34 | 79% | 34 | 30.01 | 1018.0 | ||||||
| 28 | 14:56 | S 10 | 10.00 | Overcast | OVC018 | 39 | 33.1 | 79% | 33 | 30.03 | 1018.7 | ||||||
| Date | Time (est) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||||
| Temperature (ºF) | Pressure | Precipitation (in) | |||||||||||||||