Temperature
48 F at 7 AM; 61 F at its warmest, 1 PM Thursday, and 46 F at its coolest, 2 AM.
- Now
- 48F
- 7 AM
- Highest
- 61F
- 1 PM Thursday
- Lowest
- 46F
- 2 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Alert. A Freeze Warning is in force for Ankeny Regional Airport until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book.
Now. Ankeny Regional Airport is 48° and overcast at 7 AM. With the wind it feels like 41°. The dew point is 43°, so the air feels dry and comfortable. Moderate breeze from the northwest at 17 mph, gusting to 30 mph.
Today and tonight. It warms to about 52° by 2 PM. Tonight falls to about 33° by 7 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots. No rain is expected for the rest of the day.
The week. The warmest day ahead is Thursday, near 75°, and the coolest tomorrow, near 59°. The days ahead look dry. Frost is possible tomorrow morning, a low of 33°.
The sky tonight. The sun sets at 6:32 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:23 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 6 minutes long, 3 minutes shorter than yesterday.
As of 7:00 AM in Ankeny Regional Airport, Iowa.
Air quality
Index 17, good, led by ozone. Read at 7 AM from its reporting area, Des Moines (IA), 12 miles off.
Good each day through Sat Oct 17, led by fine particles. Yesterday measured 18, good.
No smoke near the ground through Sun 1 AM.
Precipitation
0.63 in in the last 24 hours, 0.69 in over the last 3 days, to Fri 6 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 7 miles or more through Sun 1 AM, lowest 7 miles Fri 8 AM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 04 / 22 | 4,200 ft | 75 ft | Concrete | 45° / 225° | 2 mph head, on 04 | 18 mph from the left |
| 18 / 36 | 5,500 ft | 100 ft | Concrete | 180° / 0° | 14 mph head, on 36 | 12 mph from the left |
Measured here
Every hour from Ankeny (IKV), Ankeny Regional Airport's own instrument, measure by measure, on the field's own clock.
48 F at 7 AM; 61 F at its warmest, 1 PM Thursday, and 46 F at its coolest, 2 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 43 F, the air 81% saturated; the humidity ran from 76% at 12 AM to 100% at 8 AM Thursday.
How it is measured: Humidity variables, Field Book FB-WAT-002
18 mph from the northwest at 7 AM; at its strongest 19 mph, 10 PM Thursday, with a gust of 33 mph at 9 PM Thursday.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.24 inHg at 7 AM, rising 0.04 inHg over 3 hours; 0.25 inHg higher than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 0.8 miles at 10 AM Thursday, 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 8 AM Thursday; a base was reported in 24 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
0.52 in measured in the gauge, the most, 0.13 in, in the hour to 11 AM Thursday.
How it is measured: ASOS, Field Book FB-INS-002
Ankeny: every reading, the last 7 days, 30 days and the year, and how well it reports
The 7 instruments nearest Ankeny Regional Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.
measured now5 instruments
AnkenyIKV
At an airfield/0.3 mi away/888 ft/22 ft below here
temp, wind, gust, visibility, precip, pressure
Altoona (I-80/US 65)RTOI4
Beside a road/3.2 mi away/860 ft/50 ft below here
temp, pavement temp, wind, visibility, precip
Des Moines River 4 WNW Saylorville ReservoirSAYI4
At a reservoir/6.4 mi away/896 ft/14 ft below here
temp, wind, gust, humidity, pressure
Des Moines 17 E54902
At a climate reference station/17.3 mi away/903 ft/7 ft below here
temp, humidity, wind, solar, precip
AmesS2031
At a soil climate station/22.7 mi away/1,073 ft/163 ft above here
temp, humidity, soil temp, soil moisture
measured daily2 instruments
Ankeny 3.3 ESEIA-PK-118
In a volunteer observer's own ground/1.1 mi away/922 ft/12 ft above here
precip, snowfall, snow depth
At a cooperative observer's station/8.7 mi away/932 ft/22 ft above here
snowfall, snow depth, precip, high, low
0in
Snow on the ground
Measured at NWS Des Moines (DMX), 8.7 miles from here, read 16 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.