Station List

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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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Conditions at OKSI2 as of
(3:00 am CDT)
0800 GMT on 04/28/2025:
     

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): 13 kts
5-day plot - Air Temperature Air Temperature (ATMP): 55.9 °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
2025-04-28 02:00 amESE 8 10------ 57.4-----
2025-04-28 01:00 amESE 8 11------ 56.3-----
2025-04-28 12:00 am SE 4 7------ 56.3-----
2025-04-27 11:00 pmESE 2 7------ 59.0-----
2025-04-27 10:00 pm- 0 2------ 56.1-----
2025-04-27 09:00 pmNNW 3 4------ 55.4-----
2025-04-27 08:00 pmESE 9 12------ 54.9-----
2025-04-27 07:00 pmESE 5 9------ 55.2-----
2025-04-27 06:00 pmESE 2 6------ 54.3-----
2025-04-27 05:00 pmESE 5 8------ 54.5-----
2025-04-27 04:00 pmESE 4 6------ 56.3-----
2025-04-27 03:00 pmESE 4 7------ 56.1-----
2025-04-27 02:00 pmENE 2 3------ 55.0-----
2025-04-27 01:00 pmESE 5 7------ 53.8-----
2025-04-27 12:00 pm E 5 6------ 50.9-----
2025-04-27 11:00 am E 6 6------ 48.0-----
2025-04-27 10:00 amESE 8 10------ 47.3-----
2025-04-27 09:00 amESE 8 10------ 48.0-----
2025-04-27 08:00 am E 7 8------ 45.7-----
2025-04-27 07:00 am E 5 6------ 45.3-----
2025-04-27 06:00 am E 3 3------ 45.7-----
2025-04-27 05:00 am E 4 5------ 44.4-----
2025-04-27 04:00 am E 4 4------ 44.8-----
Solar Radiation Conditions at OKSI2 as of
(3:00 am CDT)
0800 GMT on 04/28/2025:
     

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): -1.0watts/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
2025-04-28 02:00 am -2.0--
2025-04-28 01:00 am -1.0--
2025-04-28 12:00 am -1.0--
2025-04-27 11:00 pm -2.0--
2025-04-27 10:00 pm -1.0--
2025-04-27 09:00 pm -1.0--
2025-04-27 08:00 pm -1.0--
2025-04-27 07:00 pm 0.0--
2025-04-27 06:00 pm 18.0--
2025-04-27 05:00 pm 27.0--
2025-04-27 04:00 pm 35.0--
2025-04-27 03:00 pm 547.0--
2025-04-27 02:00 pm 668.0--
2025-04-27 01:00 pm 746.0--
2025-04-27 12:00 pm 785.0--
2025-04-27 11:00 am 772.0--
2025-04-27 10:00 am 719.0--
2025-04-27 09:00 am 622.0--
2025-04-27 08:00 am 480.0--
2025-04-27 07:00 am 319.0--
2025-04-27 06:00 am 53.0--
2025-04-27 05:00 am 10.0--
2025-04-27 04:00 am 1.0--