Temperature
62 F at 1 AM; 74 F at its warmest, 3 AM Thursday, and 62 F at its coolest, 1 AM.
- Now
- 62F
- 1 AM
- Highest
- 74F
- 3 AM Thursday
- Lowest
- 62F
- 1 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Coming up. Rain is likely tonight, from about 10 PM, the chance peaking at 77% around 3 AM.
Now. Naval Outlying Landing Field Webster is 63° and light rain at 2 AM. The dew point is 62°, so the air feels humid and sticky. The air is calm.
Today and tonight. It warms to about 84° by 3 PM. Tonight falls to about 51° by 8 AM, under cloud.
The week. The warmest day ahead is Tuesday, near 65°, and the coolest tomorrow, near 59°. Rain is likely tomorrow (98%).
The sky tonight. The sun sets at 6:27 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:26 PM. The next full Moon is Monday, Oct 26. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. Cloud is forecast to cover most of the night, so the sky will be hard to see. The day is 11 hours 13 minutes long, 2 minutes shorter than yesterday.
As of 2:00 AM in Naval Outlying Landing Field Webster, Maryland.
Air quality
Index 17, good, led by ozone. Read at 1 AM from its reporting area, Southern Maryland (MD), 25 miles off.
Good each day through Sun Oct 18, led by fine particles.
Little smoke near the ground through Sat 8 PM: the index from smoke stays at 17 or under.
Precipitation
None in the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.
Visibility
Mist or haze: visibility falls to 2 miles Fri 10 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 08 / 26 unlit | 5,000 ft | 150 ft | Asphalt | 66° / 246° | Calm | Calm |
| 15 / 33 unlit | 5,000 ft | 150 ft | Asphalt | 142° / 322° | Calm | Calm |
Measured here
Every hour from St Inigoes (NUI), Naval Outlying Landing Field Webster's own instrument, measure by measure, on the field's own clock.
62 F at 1 AM; 74 F at its warmest, 3 AM Thursday, and 62 F at its coolest, 1 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 62 F, the air 97% saturated; the humidity ran from 73% at 2 PM Thursday to 97% at 1 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
Calm at 1 AM; at its strongest 10 mph, 7 AM Thursday, with a gust of 23 mph at 7 AM Thursday.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.02 inHg at 1 AM, falling 0.07 inHg over 3 hours; 0.05 inHg higher than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 3 miles at 1 AM; 3 miles now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 1,900 ft at 8 PM Thursday; a base was reported in 15 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
0.16 in measured in the gauge, the most, 0.16 in, in the hour to 1 AM.
How it is measured: ASOS, Field Book FB-INS-002
St Inigoes: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Naval Outlying Landing Field Webster, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.
measured now3 instruments
St InigoesNUI
At an airfield/0.2 mi away/22 ft/level with here
temp, wind, gust, visibility, precip, pressure
MD 5 North at MD 246MD100
Beside a road/7.4 mi away/13 ft/9 ft below here
temp, pavement temp, wind, visibility, precip
BlackwaterBLWM2
At a river or reservoir gauge/27.6 mi away/0 ft/22 ft below here
temp, wind, gust, humidity, pressure
measured daily2 instruments
Lexington Park 6.1 SSEMD-SM-19
In a volunteer observer's own ground/2.4 mi away/40 ft/18 ft above here
precip, snowfall, snow depth
SolomonsSOLM2
At a cooperative observer's station/12.0 mi away/20 ft/2 ft below here
snowfall, snow depth, precip, high, low
-
Snow on the ground
21 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.