What is the soil temperature in ZIP code 49971 today?

About 44°F on average in the top 4 inches (0–10 cm), low 42°F and high 45°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 10.2 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 49971?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 26 and 55°F from May 28.

ZIP 49971 · Michigan · Nov 11, 2026

Soil temperature for ZIP code 49971

44°Faverage today, 0–4 in deep (modelled)
low 42°F · high 45°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 10.2 km from the ZIP centre point

On a week ago

15° cooler

58°F on Nov 4

5-day mean

43°F

what the verdicts use

Held 55°F last spring

May 28

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	58.2°F	57.9°F	58.9°F	analysis
Nov 5	47.9°F	42.2°F	54.2°F	analysis
Nov 6	40.0°F	39.2°F	40.4°F	analysis
Nov 7	38.8°F	36.4°F	42.3°F	analysis
Nov 8	43.9°F	43.2°F	44.6°F	analysis
Nov 9	43.1°F	40.4°F	46.3°F	analysis
Nov 10	45.4°F	43.7°F	46.3°F	analysis
Today	43.5°F	42.5°F	44.7°F	analysis
Nov 12	37.2°F	36.1°F	39.3°F	forecast
Nov 13	35.0°F	34.7°F	35.3°F	forecast
Nov 14	36.3°F	35.4°F	37.4°F	forecast
Nov 15	37.8°F	36.8°F	38.7°F	forecast
Nov 16	36.5°F	34.8°F	38.9°F	forecast
Nov 17	40.5°F	38.2°F	43.5°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	May 11
50°F	Pre-emergent window opens	May 26
55°F	Crabgrass can germinate	May 28
60°F	Tomatoes	not reached
65°F	Warm-season grass seed	not reached

Nearby ZIP codes

Today's modelled average.

49910 43°F · 49953 44°F · 49925 43°F · 49960 44°F · 49968 43°F · 49947 43°F · 49959 43°F · 49911 43°F

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

Questions

What is the soil temperature in ZIP code 49971 today?: About 44°F on average in the top 4 inches (0–10 cm), low 42°F and high 45°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 10.2 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 49971?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 26 and 55°F from May 28.

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).