Temperature
72 F at 4 PM; 87 F at its warmest, 6 PM Thursday, and 65 F at its coolest, 10 AM.
- Now
- 72F
- 4 PM
- Highest
- 87F
- 6 PM Thursday
- Lowest
- 65F
- 10 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Alert. A Wind Advisory is in force for Stinson Municipal Airport until 7 PM today. Read the alert in full, and see what it means in the Field Book.
Now. Stinson Municipal Airport is 72° and partly cloudy at 5 PM. The dew point is 42°, so the air feels dry and comfortable. Fresh breeze from the north at 22 mph, gusting to 36 mph.
Today and tonight. The warmest of the day has passed; it cools to about 64° by 8 PM. Tonight falls to about 53° by 8 AM, under a mostly clear sky. No rain is expected for the rest of the day. Air quality is moderate (index 52): fine for most people, though people unusually sensitive to air pollution may feel it outdoors.
The week. The warmest day ahead is Thursday, near 90°, and the coolest tomorrow, near 71°. The days ahead look dry.
The sky tonight. The sun sets at 7:03 PM. The Moon is a waxing crescent, 34% lit, and sets at 11:26 PM. The next full Moon is Sunday, Oct 25. 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. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 28 minutes long, 2 minutes shorter than yesterday.
As of 5:00 PM in Stinson Municipal Airport, Texas.
Air quality
Index 52, moderate, led by fine particles. Read at 4 PM from its reporting area, San Antonio (TX), 5 miles off.
Highest moderate, Sun Oct 18, led by ozone. Yesterday measured 47, good.
No smoke near the ground through Sun 1 PM.
Precipitation
None in the last 3 days, to Fri 4 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Sun 1 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 09 / 27 | 5,000 ft | 100 ft | Asphalt | 102° / 282° | 1 mph head, on 27 | 22 mph from the right |
| 14 / 32 | 4,128 ft | 100 ft | Asphalt | 146° / 326° | 16 mph head, on 32 | 15 mph from the right |
Measured here
Every hour from San Antonio/Stinson (SSF), Stinson Municipal Airport's own instrument, measure by measure, on the field's own clock.
72 F at 4 PM; 87 F at its warmest, 6 PM Thursday, and 65 F at its coolest, 10 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 42 F, the air 34% saturated; the humidity ran from 34% at 4 PM to 79% at 2 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
Set aside today: the gust read 26 mph in 6 reports in a row from 4 PM, the mark of a sensor that has stuck, so none of the day's wind is counted.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.29 inHg at 4 PM, steady over 3 hours; 0.38 inHg higher than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
10 miles or more every hour.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 2,200 ft at 6 AM; a base was reported in 19 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
None measured in the gauge in the last 24 hours.
How it is measured: ASOS, Field Book FB-INS-002
San Antonio/Stinson: every reading, the last 7 days, 30 days and the year, and how well it reports
The 4 instruments nearest Stinson Municipal Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.
measured now2 instruments
At an airfield/0.0 mi away/577 ft/level with here
temp, wind, gust, visibility, precip, pressure
Guadalupe River State ParkGUPT2
In a park or preserve/36.2 mi away/1,289 ft/712 ft above here
temp, wind, gust, humidity, pressure
measured daily2 instruments
San Antonio 8.1 SSETX-BXR-343
In a volunteer observer's own ground/1.0 mi away/560 ft/17 ft below here
precip, snowfall, snow depth
PoteetPOTT2
At a cooperative observer's station/21.8 mi away/463 ft/114 ft below here
snowfall, snow depth, precip, high, low
-
Snow on the ground
20 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.