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
(5:00 pm CDT)
2200 GMT on 06/12/2026:
     

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):NNW ( 330 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 4 kts
5-day plot - Wind Gust Wind Gust (GST): 11 kts
5-day plot - Air Temperature Air Temperature (ATMP): 82.0 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 4 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 6 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
2026-06-12 04:00 pm W 7 18------ 81.5-----
2026-06-12 03:00 pm N 1 5------ 82.2-----
2026-06-12 02:00 pm W 5 10------ 81.1-----
2026-06-12 01:00 pm W 7 18------ 79.7-----
2026-06-12 12:00 pmWNW 3 6------ 77.4-----
2026-06-12 11:00 am N 1 8------ 75.0-----
2026-06-12 10:00 amNNW 3 6------ 72.7-----
2026-06-12 09:00 am NW 3 7------ 70.2-----
2026-06-12 08:00 amWNW 2 5------ 68.0-----
2026-06-12 07:00 am- 0 4------ 67.1-----
2026-06-12 06:00 am N 1 5------ 66.2-----
2026-06-12 05:00 am W 4 11------ 65.8-----
2026-06-12 04:00 am W 3 7------ 66.9-----
2026-06-12 03:00 am- 0 3------ 67.3-----
2026-06-12 02:00 amNNW 3 6------ 68.5-----
2026-06-12 01:00 am NW 2 6------ 69.4-----
2026-06-12 12:00 am N 2 8------ 71.1-----
2026-06-11 11:00 pm N 6 11------ 72.9-----
2026-06-11 10:00 pm SE 4 11------ 72.5-----
2026-06-11 09:00 pm S 1 2------ 69.1-----
2026-06-11 08:00 pm N 4 10------ 78.6-----
2026-06-11 07:00 pmESE 7 9------ 75.6-----
2026-06-11 06:00 pmESE 7 14------ 76.6-----
Solar Radiation Conditions at OKSI2 as of
(5:00 pm CDT)
2200 GMT on 06/12/2026:
     

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): 73.6watts/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
2026-06-12 04:00 pm 117.8--
2026-06-12 03:00 pm 151.4--
2026-06-12 02:00 pm 867.6--
2026-06-12 01:00 pm 845.7--
2026-06-12 12:00 pm 832.2--
2026-06-12 11:00 am 764.8--
2026-06-12 10:00 am 679.8--
2026-06-12 09:00 am 551.3--
2026-06-12 08:00 am 398.5--
2026-06-12 07:00 am 239.0--
2026-06-12 06:00 am 85.9--
2026-06-12 05:00 am -2.0--
2026-06-12 04:00 am -2.6--
2026-06-12 03:00 am -2.7--
2026-06-12 02:00 am -3.0--
2026-06-12 01:00 am -3.1--
2026-06-12 12:00 am -3.7--
2026-06-11 11:00 pm -3.7--
2026-06-11 10:00 pm -4.4--
2026-06-11 09:00 pm -4.0--
2026-06-11 08:00 pm -2.7--
2026-06-11 07:00 pm -0.5--
2026-06-11 06:00 pm 77.1--