Temperature
71 F at 12 AM; 74 F at its warmest, 10 PM Thursday, and 65 F at its coolest, 8 AM Thursday.
- Now
- 71F
- 12 AM
- Highest
- 74F
- 10 PM Thursday
- Lowest
- 65F
- 8 AM Thursday
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Now. Madison Municipal Airport is 70° and clear at 2 AM. The dew point is 67°, so the air feels oppressive. Light breeze from the west-southwest at 5 mph.
Today and tonight. The warmest of the day has passed; it cools to about 50° by 8 PM. Tonight falls to about 40° by 8 AM, under a mostly clear sky.
The week. The warmest day ahead is Thursday, near 73°, and the coolest tomorrow, near 55°. The days ahead look dry. Frost is possible Sunday morning, a low of 34°.
The sky tonight. The sun sets at 7:02 PM. The Moon is a waxing crescent, 33% lit, and sets at 11:01 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. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 11 minutes long, 3 minutes shorter than yesterday.
As of 2:00 AM in Madison Municipal Airport, Indiana.
Air quality
Index 27, good, led by fine particles. Read at 1 AM from its reporting area, Columbus (IN), 40 miles off.
Yesterday measured 52, moderate.
Little smoke near the ground through Sat 8 PM: the index from smoke stays at 6 or under.
Precipitation
None in the last 24 hours; 0.19 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 5 miles or more through Sat 8 PM, lowest 6 miles Fri 9 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 03 / 21 | 5,000 ft | 75 ft | Asphalt | 32° / 212° | 5 mph head, on 21 | 1 mph from the right |
Measured here
Every hour from Madison (IMS), Madison Municipal Airport's own instrument, measure by measure, on the field's own clock.
71 F at 12 AM; 74 F at its warmest, 10 PM Thursday, and 65 F at its coolest, 8 AM Thursday.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 67 F, the air 88% saturated; the humidity ran from 81% at 11 PM Thursday to 100% at 2 AM Thursday.
How it is measured: Humidity variables, Field Book FB-WAT-002
4 mph from the southwest at 12 AM; at its strongest 10 mph, 10 PM Thursday, and no gust reported.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
29.92 inHg at 12 AM, steady over 3 hours; 0.15 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 4 miles at 2 AM Thursday; 10 miles or more now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 200 ft at 9 AM Thursday; a base was reported in 23 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
Madison: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Madison 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 now3 instruments
MadisonIMS
At an airfield/0.0 mi away/796 ft/23 ft below here
temp, wind, gust, visibility, precip, pressure
US-421 at mile 1905_421_0019
Beside a road/5.6 mi away/-/- ft from here
temp, pavement temp, wind, visibility, precip
Big OaksBIGI3
At a river or reservoir gauge/12.8 mi away/899 ft/80 ft above here
temp, wind, gust, humidity, pressure
measured daily2 instruments
Madison 3.2 WNWIN-JF-8
In a volunteer observer's own ground/0.7 mi away/823 ft/4 ft above here
precip, snowfall, snow depth
Madison Sewage PlantMSPI3
At a cooperative observer's station/4.3 mi away/459 ft/360 ft below here
snowfall, snow depth, precip, high, low
-
Snow on the ground
23 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.