ZIP 68433 · Nebraska · Nov 11, 2026

Soil temperature for ZIP code 68433

55°Faverage today, 0–4 in deep (modelled)
low 53°F · high 57°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 6 km from the ZIP centre point

On a week ago
No change
55°F on Nov 4
5-day mean
52°F
what the verdicts use
Held 55°F last spring
Apr 12
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.

30°40°50°60°70°50–55°F windowNov 4Nov 6Nov 8TodayNov 14Nov 1655°55°45°
View as table
DayAverageLowHigh
Nov 454.9°F54.1°F56.1°Fanalysis
Nov 551.8°F50.7°F52.9°Fanalysis
Nov 648.9°F47.1°F50.4°Fanalysis
Nov 745.5°F42.4°F49.3°Fanalysis
Nov 849.8°F46.5°F54.6°Fanalysis
Nov 953.3°F49.6°F58.3°Fanalysis
Nov 1055.2°F52.3°F58.3°Fanalysis
Today55.3°F53.3°F57.1°Fanalysis
Nov 1250.4°F49.2°F53.2°Fforecast
Nov 1343.0°F40.4°F44.6°Fforecast
Nov 1440.3°F37.9°F43.2°Fforecast
Nov 1542.0°F41.1°F43.4°Fforecast
Nov 1644.0°F40.9°F47.4°Fforecast
Nov 1745.0°F41.8°F48.6°Fforecast
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.

SoilWhat it meansHeld from (spring 2026)
40°FPeas and lettuceFeb 10
50°FPre-emergent window opensMar 21
55°FCrabgrass can germinateApr 12
60°FTomatoesMay 13
65°FWarm-season grass seedMay 28

Nearby ZIP codes

Today's modelled average.

68337 55°F · 68457 55°F · 66515 55°F · 68355 56°F · 68442 55°F · 66534 55°F · 68376 55°F · 66408 56°F

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

Questions

What is the soil temperature in ZIP code 68433 today?
About 55°F on average in the top 4 inches (0–10 cm), low 53°F and high 57°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 6 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 68433?
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 Apr 12.

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).