Station List

Hurricane Symbol View the latest observations near East Pacific Tropical Storm Elida.

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
(2:00 pm CDT)
1900 GMT on 07/18/2026:
     

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): N ( 360 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 4 kts
5-day plot - Wind Gust Wind Gust (GST): 8 kts
5-day plot - Air Temperature Air Temperature (ATMP): 84.7 °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
2026-07-18 01:00 pm N 2 8------ 81.1-----
2026-07-18 12:00 pmNNE 7 10------ 81.9-----
2026-07-18 11:00 amNNW 2 4------ 89.1-----
2026-07-18 10:00 am- 0 6------ 88.9-----
2026-07-18 09:00 am- 0 3------ 85.3-----
2026-07-18 08:00 am N 2 4------ 83.1-----
2026-07-18 07:00 amWNW 3 7------ 82.8-----
2026-07-18 06:00 am- 0 3------ 82.0-----
2026-07-18 05:00 am NW 3 7------ 82.2-----
2026-07-18 04:00 am- 0 8------ 82.4-----
2026-07-18 03:00 am NW 2 6------ 82.9-----
2026-07-18 02:00 am W 3 4------ 83.8-----
2026-07-18 01:00 am W 3 6------ 84.6-----
2026-07-18 12:00 am W 3 7------ 85.3-----
2026-07-17 11:00 pmWSW 2 7------ 85.8-----
2026-07-17 10:00 pmNNW 2 4------ 87.1-----
2026-07-17 09:00 pm- 0 1------ 81.7-----
2026-07-17 08:00 pm E 1 2------ 84.0-----
2026-07-17 07:00 pmESE 4 5------ 84.4-----
2026-07-17 06:00 pmESE 6 8------ 84.4-----
2026-07-17 05:00 pm E 5 6------ 85.5-----
2026-07-17 04:00 pm E 3 4------ 83.5-----
2026-07-17 03:00 pm E 5 6------ 83.8-----
Solar Radiation Conditions at OKSI2 as of
(2:00 pm CDT)
1900 GMT on 07/18/2026:
     

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): 253.0watts/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
2026-07-18 01:00 pm 355.0--
2026-07-18 12:00 pm 136.5--
2026-07-18 11:00 am 271.0--
2026-07-18 10:00 am 679.2--
2026-07-18 09:00 am 361.1--
2026-07-18 08:00 am 125.4--
2026-07-18 07:00 am 77.1--
2026-07-18 06:00 am 9.8--
2026-07-18 05:00 am -5.9--
2026-07-18 04:00 am -5.9--
2026-07-18 03:00 am -6.3--
2026-07-18 02:00 am -6.0--
2026-07-18 01:00 am -5.9--
2026-07-18 12:00 am -6.2--
2026-07-17 11:00 pm -6.2--
2026-07-17 10:00 pm -6.4--
2026-07-17 09:00 pm -5.8--
2026-07-17 08:00 pm 6.0--
2026-07-17 07:00 pm 142.9--
2026-07-17 06:00 pm 124.4--
2026-07-17 05:00 pm 114.7--
2026-07-17 04:00 pm 583.4--
2026-07-17 03:00 pm 87.6--