ZIP 99925 · Alaska · Nov 11, 2026

Soil temperature for ZIP code 99925

44°Faverage today, 0–4 in deep (modelled)
low 44°F · high 45°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
1° warmer
44°F on Nov 4
5-day mean
41°F
what the verdicts use
Held 55°F last spring
–
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°50–55°F windowNov 4Nov 6Nov 8TodayNov 14Nov 1644°44°43°
View as table
DayAverageLowHigh
Nov 443.6°F42.8°F44.0°Fanalysis
Nov 542.5°F41.5°F43.8°Fanalysis
Nov 642.9°F41.8°F43.8°Fanalysis
Nov 739.4°F38.1°F41.3°Fanalysis
Nov 839.1°F38.4°F39.9°Fanalysis
Nov 940.2°F39.0°F41.0°Fanalysis
Nov 1041.2°F40.0°F43.5°Fanalysis
Today44.5°F43.8°F45.3°Fanalysis
Nov 1241.0°F39.5°F43.1°Fforecast
Nov 1339.7°F39.0°F40.4°Fforecast
Nov 1440.6°F40.0°F41.3°Fforecast
Nov 1543.1°F42.0°F44.2°Fforecast
Nov 1642.9°F42.1°F43.6°Fforecast
Nov 1742.7°F42.2°F43.1°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 1
50°FPre-emergent window opensJun 20
55°FCrabgrass can germinatenot reached
60°FTomatoesnot reached
65°FWarm-season grass seednot reached

Nearby ZIP codes

Today's modelled average.

99921 43°F · 99922 46°F · 99919 45°F · 99918 43°F · 99903 42°F

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

Questions

What is the soil temperature in ZIP code 99925 today?
About 44°F on average in the top 4 inches (0–10 cm), low 44°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 6.5 km from the ZIP centre, not a reading from your yard.
Is it time for crabgrass preventer in 99925?
The spring window is closed. It opens again when the soil holds 50°F.

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).