MadisonMDS
At an airfield/3.9 mi away/1,709 ft/30 ft above here
temp, wind, gust, visibility, precip, pressure
Parks/South Dakota/Lake Herman State Park
Lake Herman State Park, South Dakota
State Park in Lake County, South Dakota* WHAT...Sub-freezing temperatures as low as 30 possible, with the coldest readings expected east of Interstate 29. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and east central and southeast South Dakota. * WHEN...From late tonight through Saturday morning. * 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.
43°
48°/37°
Overcast·
Feels like 35°·Fresh breeze 20 mph NW
Alert. A Freeze Watch is in force for Lake Herman State Park until 8 AM tomorrow. Read the alert in full, and see what it means in the Field Book. Tomorrow is 10 degrees warmer: a high of 58° after 48° today.
Now. Lake Herman State Park is 43° and overcast at 12 AM. With the wind it feels like 35°. The dew point is 41°, so the air feels dry and comfortable. Fresh breeze from the northwest at 20 mph, gusting to 33 mph.
Today and tonight. It warms to about 48° by 3 PM. Tonight falls to about 33° by 12 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots. No rain is expected for the rest of the day.
The week. The warmest day ahead is Wednesday, near 71°, and the coolest tomorrow, near 58°. The days ahead look dry. The windiest day is tomorrow, with wind to 21 mph. The first freeze could come tomorrow, a low of 31°.
The sky tonight. The sun sets at 6:43 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:28 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 0 minutes long, 3 minutes shorter than yesterday.
0UV Low
37Air quality
87%Humidity
99%Cloud
Now
12:00 AM
43feels35
20mph
Today
Oct 16
4837
10%
23mph
Sat
Oct 17
5831
21mph
Sun
Oct 18
6340
16mph
Mon
Oct 19
6240
overcast
Tue
Oct 20
6642
overcast
Wed
Oct 21
7150
14mph
Thu
Oct 22
7052
17%
43°
48°37°
58°31°
63°40°
62°40°
66°42°
71°50°
70°52°
As of 12:00 AM in Lake Herman State Park, South Dakota.
Air quality
The air at Lake Herman State Park
Index 37, good, led by fine particles. Read at 12 AM from its reporting area, Brookings (SD), 30 miles off.
37Good
- Fine particles (PM2.5)37Good-
- Ozone19Good-
- Coarse particles (PM10)27Good-
The days ahead
Yesterday measured 21, good.
GoodModerate
- 21YesterdayOct 15
Smoke, the next 44 hours
No smoke near the ground through Sat 7 PM.
Precipitation
What has fallen at Lake Herman State Park
0.26 in in the last 24 hours, and none in the 2 days before, to Thu 11 PM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.26in
- Last 3 days
- 0.26in
Visibility
How far you can see at Lake Herman State Park, the next 44 hours
Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Fri 1 AM.
F
Now, today, and the week
Weather instrument stations by state
Park
- Designation
- State Park
- Area
- 0.4 sq mi
- Height at its point
- 1,679 ft
- County
- Lake County
- State
- South Dakota
- Latitude
- 43.9930° N
- Longitude
- 97.1567° W
What is measuring near here
The 8 instruments nearest Lake Herman State Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.4 miles away.
measured now6 instruments
Sd RWIS MadisonSD636
Beside a road/3.9 mi away/1,667 ft/12 ft below here
temp, pavement temp, wind, visibility, precip
Big Sioux River 10 SE BrookingsBRKS2
At a river or reservoir gauge/24.0 mi away/1,558 ft/121 ft below here
temp, wind, gust, humidity, pressure
Citizen station KF0AITKF0AIT
In a volunteer observer's own ground/28.6 mi away/1,670 ft/9 ft below here
temp, humidity, wind, precip, pressure
Sioux Falls 14 NNE04990
At a climate reference station/32.3 mi away/1,594 ft/85 ft below here
temp, humidity, wind, solar, precip
Eros Data CenterS2072
At a soil climate station/32.4 mi away/1,551 ft/128 ft below here
temp, humidity, soil temp, soil moisture
measured daily2 instruments
Madison 0.8 SSD-LK-7
In a volunteer observer's own ground/2.4 mi away/1,673 ft/6 ft below here
precip, snowfall, snow depth
MadisonMRFS2
At a cooperative observer's station/3.8 mi away/1,742 ft/63 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 Madison (MRFS2), 3.8 miles from here, read 15 Oct, 09:00. 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 Lake Herman State Park
The nearest places, each with its own forecast and the instruments nearest it.
- Madisoncity, 2 mi
- Lake Madisoncommunity, 7 mi
- Graceville Colonycommunity, 8 mi
- Rustic Acres Colonycommunity, 9 mi
- Ramonatown, 9 mi
- Wentworthvillage, 10 mi
- Winfredcommunity, 10 mi
- Brant Lakecity, 11 mi
- Orland Colonycommunity, 12 mi
- Brant Lake Southcommunity, 13 mi
- Chestercommunity, 13 mi
- Shannon Colonycommunity, 13 mi