Temperature
66 F at 1 AM; 66 F at its warmest, 1 AM, and 49 F at its coolest, 3 AM Thursday.
- Now
- 66F
- 1 AM
- Highest
- 66F
- 1 AM
- Lowest
- 49F
- 3 AM Thursday
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Now. Mason Jewett Field is 67° and mostly cloudy at 2 AM. The dew point is 62°, so the air feels humid and sticky. Gentle breeze from the west-southwest at 11 mph, gusting to 23 mph.
Today and tonight. The warmest of the day has passed; it cools to about 46° by 8 PM. Tonight falls to about 32° by 8 AM, under a mostly clear sky. A freeze: protect plants and pipes.
The week. The warmest day ahead is Thursday, near 69°, and the coolest tomorrow, near 53°. The days ahead look dry. The first freeze could come tomorrow, a low of 32°.
The sky tonight. The sun sets at 6:54 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:42 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 3 minutes long, 2 minutes shorter than yesterday.
As of 2:00 AM in Mason Jewett Field, Michigan.
Air quality
Index 35, good, led by fine particles. Read at 1 AM from its reporting area, Lansing (MI), 21 miles off.
Good each day through Today, led by ozone. Yesterday measured 22, good.
No smoke near the ground through Sat 8 PM.
Precipitation
0.07 in 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 7 miles or more through Sat 8 PM, lowest 7 miles Fri 6 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 10 / 28 unlit | 4,002 ft | 75 ft | Asphalt | 90° / 270° | 11 mph head, on 28 | 4 mph from the left |
Measured here
Every hour from Mason (TEW), Mason Jewett Field's own instrument, measure by measure, on the field's own clock.
66 F at 1 AM; 66 F at its warmest, 1 AM, and 49 F at its coolest, 3 AM Thursday.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 64 F, the air 90% saturated; the humidity ran from 60% at 1 PM Thursday to 92% at 12 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
9 mph from the west southwest at 1 AM; at its strongest 9 mph, 10 PM Thursday, with a gust of 23 mph at 11 PM Thursday.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
29.66 inHg at 1 AM, falling 0.07 inHg over 3 hours; 0.56 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 3 miles at 12 AM; 4 miles now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 400 ft at 12 AM; 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
Mason: every reading, the last 7 days, 30 days and the year, and how well it reports
The 4 instruments nearest Mason Jewett Field, 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
measured daily2 instruments
Mason 0.4 SMI-IH-59
In a volunteer observer's own ground/1.3 mi away/985 ft/65 ft above here
precip, snowfall, snow depth
Eaton RapidsETNM4
At a cooperative observer's station/12.0 mi away/869 ft/51 ft below here
snowfall, snow depth, precip, high, low
0in
Snow on the ground
Measured at Eaton Rapids (ETNM4), 12.0 miles from here, read 15 Oct, 08:00. measured daily
66 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.