What is the soil temperature in ZIP code 68637 today?

About 54°F on average in the top 4 inches (0–10 cm), low 51°F and high 56°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 11.4 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 68637?

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 10.

ZIP 68637 · Nebraska · Nov 11, 2026

Soil temperature for ZIP code 68637

54°Faverage today, 0–4 in deep (modelled)
low 51°F · high 56°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 11.4 km from the ZIP centre point

On a week ago

4° warmer

49°F on Nov 4

5-day mean

52°F

what the verdicts use

Held 55°F last spring

May 10

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	49.2°F	46.7°F	52.0°F	analysis
Nov 5	49.3°F	46.7°F	51.6°F	analysis
Nov 6	43.6°F	39.0°F	48.5°F	analysis
Nov 7	48.7°F	42.4°F	57.1°F	analysis
Nov 8	53.0°F	48.5°F	57.2°F	analysis
Nov 9	53.1°F	48.3°F	58.5°F	analysis
Nov 10	51.9°F	46.9°F	56.7°F	analysis
Today	53.7°F	51.0°F	56.3°F	analysis
Nov 12	47.4°F	44.7°F	49.4°F	forecast
Nov 13	42.4°F	38.2°F	46.0°F	forecast
Nov 14	40.7°F	37.2°F	44.6°F	forecast
Nov 15	41.8°F	39.1°F	45.4°F	forecast
Nov 16	45.7°F	42.0°F	50.5°F	forecast
Nov 17	47.2°F	43.5°F	52.2°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 9
50°F	Pre-emergent window opens	Mar 21
55°F	Crabgrass can germinate	May 10
60°F	Tomatoes	May 25
65°F	Warm-season grass seed	May 27

Nearby ZIP codes

Today's modelled average.

68622 53°F · 68665 54°F · 68842 53°F · 68875 53°F · 68862 53°F · 68655 53°F · 68837 53°F · 68735 54°F

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

Questions

What is the soil temperature in ZIP code 68637 today?: About 54°F on average in the top 4 inches (0–10 cm), low 51°F and high 56°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 11.4 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 68637?: 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 10.

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).