What is the soil temperature in ZIP code 56355 today?

About 46°F on average in the top 4 inches (0–10 cm), low 45°F and high 47°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 6.5 km from the ZIP centre, not a reading from your yard.

Is it time for crabgrass preventer in 56355?

The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 24 and 55°F from May 26.

ZIP 56355 · Alexandria, MN · Nov 11, 2026

Soil temperature for ZIP code 56355

46°Faverage today, 0–4 in deep (modelled)
low 45°F · high 47°F

Modelled by NOAA GFS, not measured · run Nov 11, 12:00 UTC (7 am Eastern) · grid cell 6.5 km from the ZIP centre point

On a week ago

2° cooler

48°F on Nov 4

5-day mean

44°F

what the verdicts use

Held 55°F last spring

May 26

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	47.8°F	47.2°F	48.9°F	analysis
Nov 5	43.6°F	42.2°F	46.3°F	analysis
Nov 6	39.6°F	38.7°F	40.4°F	analysis
Nov 7	38.8°F	37.0°F	43.8°F	analysis
Nov 8	44.1°F	42.0°F	46.1°F	analysis
Nov 9	45.1°F	42.2°F	49.6°F	analysis
Nov 10	44.9°F	41.7°F	47.7°F	analysis
Today	45.8°F	44.9°F	46.7°F	analysis
Nov 12	39.3°F	38.4°F	40.8°F	forecast
Nov 13	36.1°F	34.8°F	38.4°F	forecast
Nov 14	33.7°F	33.1°F	34.8°F	forecast
Nov 15	33.3°F	33.0°F	34.0°F	forecast
Nov 16	40.5°F	35.7°F	46.2°F	forecast
Nov 17	44.4°F	42.2°F	47.1°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 23
50°F	Pre-emergent window opens	May 24
55°F	Crabgrass can germinate	May 26
60°F	Tomatoes	May 28
65°F	Warm-season grass seed	not reached

Nearby ZIP codes

Today's modelled average.

56319 46°F · 56360 46°F · 56354 46°F · 56308 47°F · 56389 46°F · 56332 46°F · 56446 46°F · 56361 45°F

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

Questions

What is the soil temperature in ZIP code 56355 today?: About 46°F on average in the top 4 inches (0–10 cm), low 45°F and high 47°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 6.5 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 56355?: The spring window is closed. It opens again when the soil holds 50°F. Last spring the soil held 50°F from May 24 and 55°F from May 26.

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).