What is the soil temperature in ZIP code 57579 today?

About 52°F on average in the top 4 inches (0–10 cm), low 50°F and high 54°F, from NOAA's GFS model run of Nov 11, 12:00 UTC (7 am Eastern). It is a model value for a grid cell 9 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 57579?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 21 and 55°F from May 11.

ZIP 57579 · South Dakota · Nov 11, 2026

Soil temperature for ZIP code 57579

52°Faverage today, 0–4 in deep (modelled)
low 50°F · high 54°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 9 km from the ZIP centre point

On a week ago

7° warmer

45°F on Nov 4

5-day mean

51°F

what the verdicts use

Held 55°F last spring

May 11

crabgrass germination temperature

What the soil says today

Pre-emergentSeason over
Cool-season seedToo late in the season
Warm-season seedToo cold
TomatoesToo cold
Peas and lettuceWarm enough

From the 5-day mean of the modelled 0–4 in layer.

Soil temperature, 0–4 in: last 7 days and next 7

°F, modelled. Dots and line: daily average (dashed = forecast); bars: low to high; green band: 50–55°F.

View as table

Day	Average	Low	High
Nov 4	44.9°F	42.2°F	47.7°F	analysis
Nov 5	46.0°F	43.3°F	49.2°F	analysis
Nov 6	45.2°F	40.6°F	50.9°F	analysis
Nov 7	48.7°F	44.0°F	54.8°F	analysis
Nov 8	51.0°F	46.7°F	55.9°F	analysis
Nov 9	53.2°F	50.6°F	55.6°F	analysis
Nov 10	50.7°F	47.1°F	55.2°F	analysis
Today	51.8°F	49.7°F	53.7°F	analysis
Nov 12	47.1°F	44.7°F	49.3°F	forecast
Nov 13	44.0°F	40.4°F	47.9°F	forecast
Nov 14	45.4°F	42.8°F	48.8°F	forecast
Nov 15	48.8°F	46.1°F	53.4°F	forecast
Nov 16	51.9°F	49.6°F	54.7°F	forecast
Nov 17	51.4°F	48.5°F	54.9°F	forecast

Source: NOAA NCEP GFS 0.25°, 0–10 cm soil temperature, run Nov 11, 12:00 UTC (7 am Eastern).

Spring 2026 threshold dates

From the 5-day mean held for 10 days or more.

Soil	What it means	Held from (spring 2026)
40°F	Peas and lettuce	Feb 8
50°F	Pre-emergent window opens	Mar 21
55°F	Crabgrass can germinate	May 11
60°F	Tomatoes	May 25
65°F	Warm-season grass seed	May 27

This ZIP code area covers about 630 square miles; the reading is for the model grid cell nearest its Census centre point, which can be far from where you are. Try a neighbouring ZIP if it looks off.

Nearby ZIP codes

Today's modelled average.

57585 52°F · 57555 51°F · 57570 52°F · 57560 52°F · 57562 51°F · 57566 52°F · 57563 51°F · 57521 52°F

More: crabgrass timing in South Dakota · every South Dakota city · how accurate the model is.

Questions

What is the soil temperature in ZIP code 57579 today?: About 52°F on average in the top 4 inches (0–10 cm), low 50°F and high 54°F, from NOAA's GFS model run of Nov 11, 12:00 UTC (7 am Eastern). It is a model value for a grid cell 9 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 57579?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 21 and 55°F from May 11.

Data: Global Forecast System (GFS) 0.25°, soil temperature 0–10 cm (TSOIL) (NOAA National Centers for Environmental Prediction (NCEP)); 2025 Gazetteer ZIP Code Tabulation Areas (ZCTA) and 2024 cartographic boundary state outlines (U.S. Census Bureau).