Station List

Hurricane Symbol View the latest observations near Atlantic Potential Tropical Cyclone One.

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
(24 hours for tsunami stations)

Conditions at OKSI2 as of
(7:00 am CDT)
1200 GMT on 06/16/2026:
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): W ( 260 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 4 kts
5-day plot - Wind Gust Wind Gust (GST): 9 kts
5-day plot - Air Temperature Air Temperature (ATMP): 67.8 °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): 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
2026-06-16 06:00 am W 3 10------ 66.9-----
2026-06-16 05:00 am W 3 9------ 66.6-----
2026-06-16 04:00 am W 3 8------ 67.5-----
2026-06-16 03:00 am W 3 8------ 68.5-----
2026-06-16 02:00 am W 4 12------ 69.1-----
2026-06-16 01:00 amWNW 1 4------ 70.0-----
2026-06-16 12:00 am W 3 11------ 71.4-----
2026-06-15 11:00 pm W 2 6------ 72.3-----
2026-06-15 10:00 pm W 3 10------ 73.2-----
2026-06-15 09:00 pm SW 2 5------ 73.9-----
2026-06-15 08:00 pmWSW 2 6------ 75.2-----
2026-06-15 07:00 pm- 0 4------ 75.6-----
2026-06-15 06:00 pmWNW 2 11------ 76.5-----
2026-06-15 05:00 pmWNW 1 4------ 76.6-----
2026-06-15 04:00 pm N 6 8------ 76.6-----
2026-06-15 03:00 pm N 2 7------ 75.4-----
2026-06-15 02:00 pm W 3 8------ 75.7-----
2026-06-15 01:00 pmWSW 5 9------ 74.7-----
2026-06-15 12:00 pmNNE 4 8------ 73.9-----
Solar Radiation Conditions at OKSI2 as of
(7:00 am CDT)
1200 GMT on 06/16/2026:
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): 221.5watts/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
2026-06-16 06:00 am 80.3--
2026-06-16 05:00 am -2.0--
2026-06-16 04:00 am -2.9--
2026-06-16 03:00 am -3.3--
2026-06-16 02:00 am -3.6--
2026-06-16 01:00 am -3.6--
2026-06-16 12:00 am -3.9--
2026-06-15 11:00 pm -3.9--
2026-06-15 10:00 pm -4.2--
2026-06-15 09:00 pm -4.4--
2026-06-15 08:00 pm 9.3--
2026-06-15 07:00 pm 34.7--
2026-06-15 06:00 pm 80.6--
2026-06-15 05:00 pm 149.3--
2026-06-15 04:00 pm 717.6--
2026-06-15 03:00 pm 226.7--
2026-06-15 02:00 pm 816.5--
2026-06-15 01:00 pm 971.4--
2026-06-15 12:00 pm 957.5--