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
(8:00 am CDT)
1300 GMT on 08/03/2026:
Note: This report is more than two hours old
     

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):NNE ( 30 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 3 kts
5-day plot - Wind Gust Wind Gust (GST): 3 kts
5-day plot - Air Temperature Air Temperature (ATMP): 71.8 °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): 4 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
2026-08-03 07:00 amENE 1 2------ 71.8-----
2026-08-03 06:00 am- 0 2------ 69.4-----
2026-08-03 05:00 am- 0 2------ 69.1-----
2026-08-03 04:00 amNNE 2 4------ 69.8-----
2026-08-03 03:00 amNNW 2 5------ 68.9-----
2026-08-03 02:00 am N 2 3------ 69.3-----
2026-08-03 01:00 am N 3 5------ 69.3-----
2026-08-03 12:00 am N 3 6------ 69.6-----
2026-08-02 11:00 pm N 3 6------ 69.6-----
2026-08-02 10:00 pmNNE 5 8------ 70.7-----
2026-08-02 09:00 pm N 4 6------ 70.2-----
2026-08-02 08:00 pm N 3 5------ 70.2-----
2026-08-02 07:00 pmNNE 7 12------ 71.1-----
2026-08-02 06:00 pm N 6 10------ 70.3-----
2026-08-02 05:00 pm N 6 11------ 70.3-----
2026-08-02 04:00 pm N 9 13------ 70.2-----
2026-08-02 03:00 pm N 6 11------ 70.2-----
2026-08-02 01:00 pm N 10 15------ 70.0-----
2026-08-02 12:00 pm N 11 15------ 69.8-----
2026-08-02 11:00 am N 10 15------ 69.8-----
2026-08-02 10:00 am N 8 13------ 70.9-----
Solar Radiation Conditions at OKSI2 as of
(8:00 am CDT)
1300 GMT on 08/03/2026:
Note: This report is more than two hours old
     

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): 308.7watts/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
2026-08-03 07:00 am 150.6--
2026-08-03 06:00 am 13.9--
2026-08-03 05:00 am -2.9--
2026-08-03 04:00 am -3.1--
2026-08-03 03:00 am -3.5--
2026-08-03 02:00 am -3.6--
2026-08-03 01:00 am -3.4--
2026-08-03 12:00 am -3.3--
2026-08-02 11:00 pm -3.5--
2026-08-02 10:00 pm -3.4--
2026-08-02 09:00 pm -3.8--
2026-08-02 08:00 pm 2.7--
2026-08-02 07:00 pm 106.8--
2026-08-02 06:00 pm 70.3--
2026-08-02 05:00 pm 164.0--
2026-08-02 04:00 pm 221.7--
2026-08-02 03:00 pm 207.1--
2026-08-02 01:00 pm 267.8--
2026-08-02 12:00 pm 188.5--
2026-08-02 11:00 am 29.9--
2026-08-02 10:00 am 169.0--