Temperature
73 F at 10 PM; 76 F at its warmest, 4 PM, and 66 F at its coolest, 6 AM.
- Now
- 73F
- 10 PM
- Highest
- 76F
- 4 PM
- Lowest
- 66F
- 6 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Coming up. Tomorrow is 22 degrees cooler: a high of 58° after 80° today.
Now. Effingham County Memorial Airport is 72° and mostly cloudy at 10 PM. The dew point is 69°, so the air feels oppressive. Gentle breeze from the west at 8 mph.
Today and tonight. Tonight falls to about 49° by 8 AM, with some cloud. No rain is expected for the rest of the day.
The week. The warmest day ahead is Wednesday, near 76°, and the coolest tomorrow, near 58°. The days ahead look dry. Frost is possible Sunday morning, a low of 33°.
The sky now. The Moon is a waxing crescent, 26% lit, and stays below the horizon until dawn. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the south-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 day is 11 hours 14 minutes long, 3 minutes shorter than yesterday.
As of 10:00 PM in Effingham County Memorial Airport, Illinois.
Air quality
Index 21, good, led by ozone. Read at 10 PM from its reporting area, Vincennes (IN), 58 miles off.
No smoke near the ground through Sat 7 PM.
Precipitation
1.30 in in the last 24 hours, 1.65 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 12 AM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 01 / 19 | 3,400 ft | 60 ft | Asphalt | 7° / 187° | 7 mph head, on 19 | 3 mph from the right |
| 11 / 29 | 5,103 ft | 100 ft | Concrete | 113° / 293° | 1 mph head, on 29 | 8 mph from the left |
Measured here
Every hour from Effingham (1H2), Effingham County Memorial Airport's own instrument, measure by measure, on the field's own clock.
73 F at 10 PM; 76 F at its warmest, 4 PM, and 66 F at its coolest, 6 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 70 F, the air 91% saturated; the humidity ran from 91% at 10 PM to 94% at 1 PM.
How it is measured: Humidity variables, Field Book FB-WAT-002
8 mph from the south southwest at 10 PM; at its strongest 8 mph, 10 PM, and no gust reported.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
29.92 inHg at 10 PM, steady over 3 hours; 0.17 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 0.3 miles at 7 AM, under a mile for 5 hours; 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 1 PM; a base was reported in 24 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
1.30 in measured in the gauge, the most, 1.09 in, in the hour to 11 AM.
How it is measured: ASOS, Field Book FB-INS-002
Effingham: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Effingham County Memorial 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
Effingham1H2
At an airfield/0.0 mi away/587 ft/level with here
temp, wind, gust, visibility, precip, pressure
FloraFOAI2
At a river or reservoir gauge/28.4 mi away/490 ft/97 ft below here
temp, wind, gust, humidity, pressure
I-57 @ IL-16 MattoonSS0305
Beside a road/30.7 mi away/-/- ft from here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
EffinghamEFMI2
At a cooperative observer's station/2.5 mi away/554 ft/33 ft below here
snowfall, snow depth, precip, high, low
Effingham 0.7 ESEIL-EF-3
In a volunteer observer's own ground/3.1 mi away/584 ft/3 ft below here
precip, snowfall, snow depth
0in
Snow on the ground
Measured at Effingham (EFMI2), 2.5 miles from here, read 15 Oct, 07:00. measured daily
23 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.