Station List

Station OKSI2 - Oak St., Chicago, IL Image indicating link to RSS feed of recent meteorological observations for station OKSI2

Owned and maintained by Chicago Park District
C-MAN Station
41.912 N 87.624 W (41°54'44" N 87°37'25" W)

Site elevation: 179 m above mean sea level

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station OKSI2

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yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
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Conditions at OKSI2 as of
(3:00 pm CDT)
2000 GMT on 05/14/2026:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR):ESE ( 110 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 8 kts
5-day plot - Wind Gust Wind Gust (GST): 10 kts
5-day plot - Air Temperature Air Temperature (ATMP): 57.6 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 10 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(CDT)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2026-05-14 02:00 pm E 7 9------ 56.8-----
2026-05-14 01:00 pm E 6 7------ 57.0-----
2026-05-14 12:00 pm E 5 5------ 56.8-----
2026-05-14 11:00 am E 4 4------ 57.0-----
2026-05-14 10:00 amENE 4 5------ 57.0-----
2026-05-14 09:00 amENE 4 5------ 57.9-----
2026-05-14 08:00 am W 2 5------ 55.2-----
2026-05-14 07:00 am W 5 9------ 50.7-----
2026-05-14 06:00 am W 4 10------ 48.9-----
2026-05-14 05:00 am W 4 9------ 48.7-----
2026-05-14 04:00 am W 5 6------ 48.9-----
2026-05-14 03:00 am W 4 9------ 49.5-----
2026-05-14 02:00 am W 3 5------ 50.0-----
2026-05-14 01:00 am NW 2 3------ 50.9-----
2026-05-14 12:00 amWNW 2 4------ 50.7-----
2026-05-13 11:00 pmWSW 1 4------ 50.9-----
2026-05-13 10:00 pm- 0 1------ 49.3-----
2026-05-13 08:00 pm E 3 4------ 49.6-----
2026-05-13 07:00 pm E 2 5------ 49.5-----
2026-05-13 06:00 pm NE 5 6------ 50.0-----
2026-05-13 05:00 pmENE 4 5------ 48.9-----
2026-05-13 04:00 pmENE 4 6------ 48.6-----
Solar Radiation Conditions at OKSI2 as of
(3:00 pm CDT)
2000 GMT on 05/14/2026:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Short Wave Radiation 1 Short Wave Radiation 1 (SRAD1): 744.8watts/meter2
Previous observations
TIME
(CDT)		 5-day plot - Short Wave Radiation 1
SRAD1
w/m2		 5-day plot - Short Wave Radiation 2
SRAD2
w/m2		 5-day plot - Long Wave Radiation
LRAD
w/m2
2026-05-14 02:00 pm 827.0--
2026-05-14 01:00 pm 863.4--
2026-05-14 12:00 pm 845.4--
2026-05-14 11:00 am 791.9--
2026-05-14 10:00 am 690.2--
2026-05-14 09:00 am 550.3--
2026-05-14 08:00 am 385.6--
2026-05-14 07:00 am 218.1--
2026-05-14 06:00 am 51.6--
2026-05-14 05:00 am 0.3--
2026-05-14 04:00 am 0.3--
2026-05-14 03:00 am 0.4--
2026-05-14 02:00 am 0.4--
2026-05-14 01:00 am 0.4--
2026-05-14 12:00 am 0.3--
2026-05-13 11:00 pm 0.4--
2026-05-13 10:00 pm 0.7--
2026-05-13 08:00 pm 3.8--
2026-05-13 07:00 pm 41.3--
2026-05-13 06:00 pm 110.1--
2026-05-13 05:00 pm 158.7--
2026-05-13 04:00 pm 681.0--