Temperature
45 F at 4 AM; 54 F at its warmest, 5 AM Thursday, and 45 F at its coolest, 4 AM.
- Now
- 45F
- 4 AM
- Highest
- 54F
- 5 AM Thursday
- Lowest
- 45F
- 4 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Alert. A Freeze Warning is in force for Winona Municipal Airport Max Conrad Field until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book. Rain is likely this morning, from about 6 AM, the chance peaking at 62% around 8 AM.
Now. Winona Municipal Airport Max Conrad Field is 44° and light rain at 4 AM. The dew point is 43°, so the air feels dry and comfortable. Light breeze from the west-northwest at 5 mph.
Today and tonight. It warms to about 51° by 2 PM. Tonight falls to about 34° by 6 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots.
The week. The warmest day ahead is Thursday, near 72°, and the coolest tomorrow, near 57°. The days ahead look dry. The first freeze could come tomorrow, a low of 32°.
The sky tonight. The sun sets at 6:22 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:05 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 1 minutes long, 3 minutes shorter than yesterday.
As of 4:00 AM in Winona Municipal Airport Max Conrad Field, Minnesota.
Air quality
Index 18, good, led by ozone. Read at 4 AM from its reporting area, Mississippi River Valley (MN), 8 miles off.
Good each day through Sun Oct 18, led by ozone. Yesterday measured 16, good.
No smoke near the ground through Sun 1 AM.
Precipitation
1.00 in in the last 24 hours, and none in the 2 days before, to Fri 3 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 3 miles or more through Sun 1 AM, lowest 3 miles Fri 7 AM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 12 / 30 | 5,679 ft | 100 ft | Asphalt | 120° / 300° | 7 mph head, on 30 | None |
Measured here
Every hour from Winona Muni (ONA), Winona Municipal Airport Max Conrad Field's own instrument, measure by measure, on the field's own clock.
45 F at 4 AM; 54 F at its warmest, 5 AM Thursday, and 45 F at its coolest, 4 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 43 F, the air 93% saturated; the humidity ran from 81% at 1 AM to 94% at 6 AM Thursday.
How it is measured: Humidity variables, Field Book FB-WAT-002
7 mph from the northwest at 4 AM; at its strongest 15 mph, 6 PM Thursday, with a gust of 24 mph at 6 PM Thursday.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.03 inHg at 4 AM, rising 0.05 inHg over 3 hours; 0.10 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 2 miles at 8 AM Thursday; 7 miles now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 300 ft at 1 PM Thursday; a base was reported in 23 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
0.98 in measured in the gauge, the most, 0.16 in, in the hour to 8 AM Thursday.
How it is measured: ASOS, Field Book FB-INS-002
Winona Muni: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Winona Municipal Airport Max Conrad 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 now3 instruments
Winona MuniONA
At an airfield/0.0 mi away/656 ft/level with here
temp, wind, gust, visibility, precip, pressure
Mississippi River 3 NW Winona Dam 5AWIDM5
At a dam/2.0 mi away/653 ft/3 ft below here
temp, wind, gust, humidity, pressure
Ridgeway I-90 Mile Post 261MN012
Beside a road/14.1 mi away/1,319 ft/663 ft above here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Winona 1.3 WNWMN-WN-48
In a volunteer observer's own ground/1.4 mi away/672 ft/16 ft above here
precip, snowfall, snow depth
Winona Dam 5AWIDM5
At a dam/2.0 mi away/643 ft/13 ft below here
snowfall, snow depth, precip, high, low
0in
Snow on the ground
Measured at Mississippi River 3 NW Winona Dam 5A (WIDM5), 2.0 miles from here, read 15 Oct, 07:00. measured daily
22 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.