Temperature
47 F at 10 PM; 52 F at its warmest, 5 PM, and 47 F at its coolest, 10 PM.
- Now
- 47F
- 10 PM
- Highest
- 52F
- 5 PM
- Lowest
- 47F
- 10 PM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Alert. A Freeze Watch is in force for Arthur N Neu Airport until 9 AM Saturday. Read the alert in full, and see what it means in the Field Book.
Now. Arthur N Neu Airport is 46° and clear at 11 PM. With the wind it feels like 37°. The dew point is 41°, so the air feels dry and comfortable. Strong breeze from the northwest at 27 mph.
Today and tonight. Tonight falls to about 43° by 1 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 52°. The days ahead look dry. The windiest day is tomorrow, with wind to 21 mph. The first freeze could come Saturday, a low of 32°.
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 8 minutes long, 3 minutes shorter than yesterday.
As of 11:00 PM in Arthur N Neu Airport, Iowa.
Air quality
Index 21, good, led by ozone. Read at 10 PM from its reporting area, Pisgah (IA), 60 miles off.
Good each day through Fri Oct 16, led by fine particles. Yesterday measured 17, good.
No smoke near the ground through Sat 7 PM.
Precipitation
0.69 in in the last 24 hours, and none in the 2 days before, to Thu 10 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Sat 6 AM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 03 / 21 unlit | 3,301 ft | 60 ft | Grass | 35° / 215° | 2 mph head, on 21 | 20 mph from the right |
| 13 / 31 | 5,506 ft | 100 ft | Concrete | 137° / 317° | 19 mph head, on 31 | 6 mph from the left |
Measured here
Every hour from Carroll (CIN), Arthur N Neu Airport's own instrument, measure by measure, on the field's own clock.
47 F at 10 PM; 52 F at its warmest, 5 PM, and 47 F at its coolest, 10 PM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 41 F, the air 80% saturated; the humidity ran from 76% at 9 PM to 100% at 4 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
18 mph from the west northwest at 10 PM; at its strongest 22 mph, 7 PM, with a gust of 37 mph at 7 PM.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.19 inHg at 10 PM, rising 0.05 inHg over 3 hours; 0.08 inHg higher than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 0.8 miles at 11 AM, under a mile for 1 hour; 10 miles or more now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 300 ft at 4 AM; a base was reported in 23 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
0.69 in measured in the gauge, the most, 0.10 in, in the hour to 12 PM.
How it is measured: ASOS, Field Book FB-INS-002
Carroll: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Arthur N Neu Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.
measured now3 instruments
CarrollCIN
At an airfield/0.1 mi away/1,198 ft/6 ft below here
temp, wind, gust, visibility, precip, pressure
Carroll (US 30)RCAI4
Beside a road/6.0 mi away/1,276 ft/72 ft above here
temp, pavement temp, wind, visibility, precip
Irwin 3 ESEIRWI4
At a river or reservoir gauge/26.6 mi away/1,322 ft/118 ft above here
temp, wind, gust, humidity, pressure
measured daily2 instruments
CarrollCINI4
At a cooperative observer's station/3.4 mi away/1,257 ft/53 ft above here
snowfall, snow depth, precip, high, low
Carroll 0.4 NIA-CR-10
In a volunteer observer's own ground/4.4 mi away/1,288 ft/84 ft above here
precip, snowfall, snow depth
0in
Snow on the ground
Measured at Carroll (CINI4), 3.4 miles from here, read 15 Oct, 07:00. measured daily
15 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.