What is the soil temperature in ZIP code 68643 today?

About 52°F on average in the top 4 inches (0–10 cm), low 51°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 5 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 68643?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 22 and 55°F from May 7.

ZIP 68643 · Columbus, NE · Nov 11, 2026

Soil temperature for ZIP code 68643

52°Faverage today, 0–4 in deep (modelled)
low 51°F · high 54°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 5 km from the ZIP centre point

On a week ago

2° warmer

50°F on Nov 4

5-day mean

50°F

what the verdicts use

Held 55°F last spring

May 7

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	50.0°F	48.9°F	51.2°F	analysis
Nov 5	48.8°F	47.8°F	49.5°F	analysis
Nov 6	42.7°F	39.3°F	45.3°F	analysis
Nov 7	44.6°F	40.0°F	51.4°F	analysis
Nov 8	50.9°F	48.1°F	54.4°F	analysis
Nov 9	51.7°F	47.9°F	56.3°F	analysis
Nov 10	51.7°F	48.3°F	54.8°F	analysis
Today	52.3°F	50.6°F	54.4°F	analysis
Nov 12	46.7°F	45.2°F	49.8°F	forecast
Nov 13	40.2°F	37.0°F	42.8°F	forecast
Nov 14	38.2°F	34.8°F	41.8°F	forecast
Nov 15	41.1°F	39.1°F	44.3°F	forecast
Nov 16	42.8°F	39.5°F	47.1°F	forecast
Nov 17	45.4°F	42.6°F	49.5°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	Mar 3
50°F	Pre-emergent window opens	Mar 22
55°F	Crabgrass can germinate	May 7
60°F	Tomatoes	May 25
65°F	Warm-season grass seed	May 27

Columbus, NE, 32 km away: the full city page, with the 2026 season chart, growing degree days and nearby cities →

Nearby ZIP codes

Today's modelled average.

68631 52°F · 68629 52°F · 68641 52°F · 68642 52°F · 68748 52°F · 68653 54°F · 68779 52°F · 68661 53°F

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

Questions

What is the soil temperature in ZIP code 68643 today?: About 52°F on average in the top 4 inches (0–10 cm), low 51°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 5 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 68643?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from Mar 22 and 55°F from May 7.

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).