Temperature
69 F at 5 AM; 73 F at its warmest, 2 AM, and 56 F at its coolest, 6 AM Thursday.
- Now
- 69F
- 5 AM
- Highest
- 73F
- 2 AM
- Lowest
- 56F
- 6 AM Thursday
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Now. Putnam County Airport is 68° and overcast at 5 AM. The dew point is 65°, so the air feels humid and sticky. Moderate breeze from the west-southwest at 15 mph, gusting to 29 mph.
Today and tonight. The warmest of the day has passed; it cools to about 51° by 8 PM. Tonight falls to about 36° by 8 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots. Air quality is moderate (index 52): fine for most people, though people unusually sensitive to air pollution may feel it outdoors.
The week. The warmest day ahead is Wednesday, near 71°, and the coolest tomorrow, near 54°. The days ahead look dry. The first freeze could come Sunday, 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 10:46 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 7 minutes long, 2 minutes shorter than yesterday.
As of 5:00 AM in Putnam County Airport, Ohio.
Air quality
Index 52, moderate, led by fine particles. Read at 5 AM from its reporting area, Lima (OH), 19 miles off.
Yesterday measured 54, moderate.
No smoke near the ground through Sun 2 AM.
Precipitation
0.05 in in the last 24 hours, 0.33 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 3 miles or more through Sun 2 AM, lowest 3 miles Fri 6 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 09 / 27 | 4,502 ft | 75 ft | Asphalt | 90° / 270° | 14 mph head, on 27 | 2 mph from the left |
Measured here
Every hour from Ottawa (OWX), Putnam County Airport's own instrument, measure by measure, on the field's own clock.
69 F at 5 AM; 73 F at its warmest, 2 AM, and 56 F at its coolest, 6 AM Thursday.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 66 F, the air 91% saturated; the humidity ran from 64% at 3 PM Thursday to 98% at 1 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
14 mph from the west at 5 AM; at its strongest 16 mph, 4 AM, with a gust of 30 mph at 5 AM.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
29.78 inHg at 5 AM, steady over 3 hours; 0.41 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 7 miles at 10 PM Thursday; 10 miles or more now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 1,200 ft at 12 AM; a base was reported in 24 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
Ottawa: every reading, the last 7 days, 30 days and the year, and how well it reports
The 4 instruments nearest Putnam County 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 now2 instruments
OttawaOWX
At an airfield/0.0 mi away/752 ft/12 ft below here
temp, wind, gust, visibility, precip, pressure
79-IR75 MM 141OH071
Beside a road/11.7 mi away/844 ft/80 ft above here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Ottawa 1.2 ENEOH-PN-16
In a volunteer observer's own ground/2.1 mi away/739 ft/25 ft below here
precip, snowfall, snow depth
OttawaOTTO1
At a cooperative observer's station/3.6 mi away/728 ft/36 ft below here
snowfall, snow depth, precip, high, low
-
Snow on the ground
24 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.