Cheyenne River At Red Shirt06403700
At a river or reservoir gauge/12.6 mi away/2,653 ft/155 ft below here
temp, wind, gust, humidity, pressure
Mountain passes/South Dakota/Cottonwood Pass
Cottonwood Pass, South Dakota
Mountain pass in Oglala Lakota County, South Dakota, at 2,808 ft...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 27 degrees. * WHERE...Portions of northwestern and southwestern South Dakota. * WHEN...Until 9 AM MDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Take steps now to protect tender plants from the cold.
39°
54°/31°
Mostly cloudy·
Feels like 27°·Strong breeze 29 mph NNW
Alert. A Freeze Warning is in force for Cottonwood Pass until 9 AM today. Read the alert in full, and see what it means in the Field Book. Tomorrow is 21 degrees warmer: a high of 75° after 54° today.
Now. Cottonwood Pass is 39° and mostly cloudy at 12 AM. With the wind it feels like 27°. The dew point is 27°, so the air feels dry and comfortable. Strong breeze from the north-northwest at 29 mph, gusting to 45 mph.
Today and tonight. It warms to about 51° by 3 PM. Tonight falls to about 42° by 4 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is tomorrow, near 75°, and the coolest Monday, near 64°. The days ahead look dry. The windiest day is tomorrow, with wind to 21 mph.
The sky tonight. The sun sets at 6:06 PM. The Moon is a waxing crescent, 34% lit, and sets at 9:53 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 1 minutes long, 3 minutes shorter than yesterday.
0UV Low
36Air quality
62%Humidity
75%Cloud
Now
12:00 AM
39feels27
29mph
Today
Oct 16
5431
29mph
Sat
Oct 17
7540
21mph
Sun
Oct 18
6645
19mph
Mon
Oct 19
6439
clear day
Tue
Oct 20
7544
clear day
Wed
Oct 21
7551
mostly clear day
Thu
Oct 22
7450
10%
39°
54°31°
75°40°
66°45°
64°39°
75°44°
75°51°
74°50°
As of 12:00 AM in Cottonwood Pass, South Dakota.
Air quality
The air at Cottonwood Pass
Index 36, good, led by ozone. Read at 11 PM from its reporting area, Wind Cave (SD), 43 miles off.
36Good
- Fine particles (PM2.5)33Good-
- Ozone36Good-
- Coarse particles (PM10)6Good-
The days ahead
Yesterday measured 32, good.
GoodModerate
- 32YesterdayOct 15
Smoke, the next 43 hours
No smoke near the ground through Sat 6 PM.
Precipitation
What has fallen at Cottonwood Pass
0.19 in in the last 24 hours, 0.21 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.19in
- Last 3 days
- 0.21in
3 days agoLast 24 hours 90%
Visibility
How far you can see at Cottonwood Pass, the next 43 hours
Visibility stays 10 miles or more through Sat 6 PM.
F
Now, today, and the week
Weather instrument stations by state
Mountain pass
- Height
- 2,808 ft
- County
- Oglala Lakota County
- State
- South Dakota
- Latitude
- 43.6383° N
- Longitude
- 102.6432° W
What is measuring near here
The 5 instruments nearest Cottonwood Pass, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 9.9 miles away.
measured now3 instruments
SD RWIS ScenicSD062
Beside a road/13.1 mi away/2,920 ft/112 ft above here
temp, pavement temp, wind, visibility, precip
Rapid CityRAP
At an airfield/34.9 mi away/3,165 ft/357 ft above here
temp, wind, gust, visibility, precip, pressure
measured daily2 instruments
Wasta 21.6 SSWSD-PN-19
In a volunteer observer's own ground/9.9 mi away/2,933 ft/125 ft above here
precip, snowfall, snow depth
KyleKYLS2
At a cooperative observer's station/28.5 mi away/2,941 ft/133 ft above here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
0in
Snow on the ground
Measured at Kyle (KYLS2), 28.5 miles from here, read 15 Oct, 07:00. measured daily
Elsewhere in South Dakota
24 places, each with its own forecast and its own instruments.
AberdeencityBadlandsfeatureBelle FourchecityBlack Elk PeakfeatureBlack HillsfeatureBrookingscityCustercityDeadwoodcityGreat Bearski areaHot SpringscityHuroncityLake OahefeatureLeadcityMitchellcityPierrecityRapid CitycitySioux FallscitySpearfishcitySturgiscityTerry Peakski areaVermillioncityWatertowncityWind Cave National ParkfeatureYanktoncity
Near Cottonwood Pass
The nearest places, each with its own forecast and the instruments nearest it.
- Porcupinecommunity, 27 mi
- Kylecommunity, 28 mi
- Fairburntown, 29 mi
- Manderson-White Horse Creekcommunity, 29 mi
- Caputacommunity, 30 mi
- Hermosatown, 31 mi
- Wastatown, 31 mi
- Oglalacommunity, 32 mi
- Walltown, 32 mi
- New Underwoodcity, 33 mi
- Interiortown, 34 mi
- Buffalo Gaptown, 35 mi
Mountain passes near Cottonwood Pass
- Sage Creek Pass21 mi
- Dillon Pass26 mi
- Big Foot Pass32 mi
- Norbeck Pass33 mi
- Cedar Pass36 mi
- Gobbler Pass43 mi
- Chamberlain Pass49 mi
- Hughes Pass52 mi