Preliminary radar record — NOAA MRMS

September 7, 2026 Adams County, CO Hailstorm

On September 7, 2026, NOAA MRMS radar estimated hail in the 1.5–2″ size class in Adams County, Colorado, across 61 radar cells. Radar-estimated MESH ≥1″ is preliminary; size is a class, not a measurement, and this is not a damage outline.

Peak radar-estimated hail size: 1.6".

Preliminary radar record. Built from NOAA MRMS radar (MESH), which updates within about 2 hours of a storm. Radar sizes are a class, not a measurement — MESH is tuned so most measured hail comes in at or below the estimate. Ground-verified NOAA Storm Events records for this date typically publish 2–4 months later — this page upgrades to them automatically. Data current as of September 7, 2026.
Radar was still showing the previous storm. MRMS publishes a running 24-hour maximum, so 2 radar cells in this date’s data were the September 6, 2026 storm still inside that window. They are excluded here, so this record covers only the hail that fell on September 7, 2026.
Peak hail
1.6"
Radar cells
61
County
Adams
Severity
Significant
Storm record — cite this

On September 7, 2026, NOAA MRMS radar detected radar-estimated hail up to 1.6" in Adams County, Colorado — 61 radar cells on September 7, 2026. Source: NOAA Multi-Radar/Multi-Sensor (MRMS) MESH, via HailScore. Cells still re-reporting the September 6, 2026 storm within MRMS's trailing 24-hour maximum are excluded, so a raw MRMS query for September 7, 2026 returns that earlier storm's larger reading. Data current as of September 7, 2026.

Adams County has 42 NOAA-verified hail days on record since 2015. The largest measured 2.75".

For scale, the biggest on record: May 10, 20232.75" hail (NOAA ground-verified).

Storm map

Colour shows radar-estimated hail size across the storm's footprint — the ≥1″ MRMS cells merged into continuous bands, keyed on the map. The callout marks the peak cell.

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This is a radar footprint, not a canvassing list — it shows where hail was estimated, not which roofs were damaged.

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1–1.5″1.5–2″

Bands overlap and blend where sizes meet. Radar-estimated MESH ≥1″ · preliminary · size is a class, not a measurement · not a damage outline

Source: NOAA Multi-Radar/Multi-Sensor (MRMS) MESH. Coordinates are radar-grid cell centers — preliminary, not ground-verified. Sizes are a class, not a measurement — MESH is tuned so most measured hail comes in at or below the estimate.

Because each cell is padded before merging and small gaps between neighbouring cells are bridged, the shaded shape is larger than the cells actually measured and encloses pockets where the radar recorded nothing. Read it as the storm's approximate extent, not a cell-by-cell map: it is not a damage outline, not a claim that every roof inside it was hit, and not a circle drawn around an address. Whether a specific property was affected depends on its exact distance from the measured cells.

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Official Hail History Report

Every hail event recorded within 1 mile of your address over the past 10 years — each with its date, size, distance, and government source ID — plus an optional date-of-loss check for one specific storm. Built to hand to an adjuster, a buyer, or your own file.

It documents the storm record for an address. It is not a roof inspection or a damage assessment.

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HailScore Pro

Contractors, adjusters and public adjusters run this same storm record across a whole pipeline. A free dashboard account includes 10 date-of-loss verifications a month; Team is $49/mo for 25 storm-history PDFs — $1.96 per report instead of $9.95.

Hail history for cities in Adams County

Every recorded storm for each area, not just this one:

Hail size distribution

Under 1"
0

Cosmetic damage potential

1" – 1.5"
55

Damages asphalt shingles

1.5" – 2"
6

Severe roof damage

2"+
0

Total roof replacement

Individual radar cells (preliminary)

Radar-estimated MESH readings from NOAA MRMS. Official NOAA event IDs publish with the verified Storm Events records (typically 2–4 months later).

Radar snapshot (MT)Est. hail sizeLocationRecord
7:30 PM MDT1.6"28 miles E of Strasburg39.885, -103.845MRMS radar cell
7:30 PM MDT1.59"23 miles NE of Strasburg39.865, -103.935MRMS radar cell
7:30 PM MDT1.53"28 miles E of Strasburg39.885, -103.835MRMS radar cell
7:30 PM MDT1.52"27 miles E of Strasburg39.885, -103.855MRMS radar cell
7:30 PM MDT1.52"29 miles E of Strasburg39.885, -103.825MRMS radar cell
7:30 PM MDT1.51"22 miles E of Strasburg39.855, -103.945MRMS radar cell
7:30 PM MDT1.47"28 miles NE of Strasburg39.895, -103.845MRMS radar cell
7:30 PM MDT1.46"22 miles NE of Strasburg39.865, -103.945MRMS radar cell
7:30 PM MDT1.45"25 miles E of Strasburg39.855, -103.885MRMS radar cell
7:30 PM MDT1.43"23 miles E of Strasburg39.865, -103.925MRMS radar cell
7:30 PM MDT1.42"30 miles E of Strasburg39.895, -103.805MRMS radar cell
7:30 PM MDT1.42"22 miles E of Strasburg39.855, -103.935MRMS radar cell
7:30 PM MDT1.41"29 miles E of Strasburg39.895, -103.825MRMS radar cell
7:30 PM MDT1.4"28 miles NE of Strasburg39.895, -103.835MRMS radar cell
7:30 PM MDT1.39"24 miles E of Strasburg39.855, -103.895MRMS radar cell
7:30 PM MDT1.38"23 miles E of Strasburg39.855, -103.915MRMS radar cell
7:30 PM MDT1.37"24 miles E of Strasburg39.855, -103.905MRMS radar cell
7:30 PM MDT1.35"23 miles E of Strasburg39.855, -103.925MRMS radar cell
7:30 PM MDT1.35"27 miles E of Strasburg39.875, -103.845MRMS radar cell
7:30 PM MDT1.34"22 miles E of Strasburg39.845, -103.945MRMS radar cell
7:30 PM MDT1.33"24 miles E of Strasburg39.865, -103.905MRMS radar cell
7:30 PM MDT1.33"21 miles E of Strasburg39.855, -103.955MRMS radar cell
7:30 PM MDT1.33"31 miles E of Strasburg39.905, -103.795MRMS radar cell
7:30 PM MDT1.32"25 miles E of Strasburg39.865, -103.895MRMS radar cell
7:30 PM MDT1.3"24 miles E of Strasburg39.865, -103.915MRMS radar cell
7:30 PM MDT1.3"31 miles E of Strasburg39.895, -103.785MRMS radar cell
7:30 PM MDT1.29"27 miles NE of Strasburg39.885, -103.865MRMS radar cell
7:30 PM MDT1.29"31 miles E of Strasburg39.905, -103.785MRMS radar cell
7:30 PM MDT1.28"30 miles E of Strasburg39.895, -103.795MRMS radar cell
7:30 PM MDT1.24"25 miles E of Strasburg39.855, -103.875MRMS radar cell
7:30 PM MDT1.24"25 miles E of Strasburg39.865, -103.885MRMS radar cell
7:30 PM MDT1.23"20 miles E of Strasburg39.835, -103.965MRMS radar cell
7:30 PM MDT1.21"33 miles E of Strasburg39.915, -103.755MRMS radar cell
7:30 PM MDT1.21"27 miles E of Strasburg39.875, -103.855MRMS radar cell
7:30 PM MDT1.2"31 miles E of Strasburg39.905, -103.775MRMS radar cell
7:30 PM MDT1.2"26 miles E of Strasburg39.865, -103.865MRMS radar cell
7:30 PM MDT1.2"33 miles E of Strasburg39.915, -103.745MRMS radar cell
7:30 PM MDT1.19"29 miles E of Strasburg39.895, -103.815MRMS radar cell
7:30 PM MDT1.18"26 miles E of Strasburg39.875, -103.875MRMS radar cell
7:30 PM MDT1.17"26 miles E of Strasburg39.875, -103.865MRMS radar cell
7:30 PM MDT1.16"23 miles NE of Strasburg39.875, -103.925MRMS radar cell
7:30 PM MDT1.16"32 miles E of Strasburg39.915, -103.765MRMS radar cell
7:30 PM MDT1.16"22 miles E of Strasburg39.845, -103.935MRMS radar cell
7:30 PM MDT1.16"28 miles E of Strasburg39.875, -103.835MRMS radar cell
7:30 PM MDT1.15"26 miles E of Strasburg39.865, -103.875MRMS radar cell
7:30 PM MDT1.14"27 miles E of Strasburg39.865, -103.855MRMS radar cell
7:30 PM MDT1.14"21 miles E of Strasburg39.845, -103.955MRMS radar cell
7:30 PM MDT1.14"25 miles E of Strasburg39.845, -103.885MRMS radar cell
7:30 PM MDT1.14"32 miles E of Strasburg39.905, -103.765MRMS radar cell
7:30 PM MDT1.12"27 miles E of Strasburg39.865, -103.845MRMS radar cell

Showing first 50 of 61 records.

Frequently asked questions

Did it hail in Adams County, Colorado on September 7, 2026?+

On September 7, 2026, NOAA MRMS radar estimated hail in the 1.5–2″ size class in Adams County, Colorado, across 61 radar cells. Radar-estimated MESH ≥1″ is preliminary; size is a class, not a measurement, and this is not a damage outline.

What is the largest hail recorded on September 7, 2026 in Adams County so far?+

NOAA's MRMS radar network detected radar-estimated hail up to 1.6" in Adams County, Colorado on September 7, 2026. This is a preliminary, radar-estimated figure (MESH — Maximum Estimated Size of Hail), not a ground-verified measurement. Cells still re-reporting the September 6, 2026 storm within MRMS's trailing 24-hour maximum are excluded, so a raw MRMS query for September 7, 2026 returns that earlier storm's larger reading. Ground-verified NOAA Storm Events records for this date typically publish 2-4 months later, and this page upgrades to them automatically.

Is this storm record final?+

No — this is a preliminary radar record, current as of September 7, 2026. It is built from NOAA MRMS radar data, which updates continuously (typically within about 2 hours of a storm). The verified NOAA Storm Events Database entry for this date, with ground-truthed observations and official event IDs, usually publishes 2-4 months after the storm. MESH is tuned so that roughly 75% of measured hail comes in at or below the radar estimate, so read a size as a class (within about one tier), not as a measurement.

Was my property in the storm area?+

The map above shades the storm's radar footprint — the MRMS cells that estimated hail of 1 inch or larger, merged into colour-coded size bands. Enter your address in the free HailScore lookup for a property-level check of the radar record against your exact coordinates — no signup required.

Can I use this preliminary record for an insurance claim?+

The radar record can help you and your adjuster establish that hail was detected near your property on September 7, 2026 — it is the same NOAA MRMS data source many industry tools use. For the date of loss itself, adjusters typically also reference the ground-verified NOAA Storm Events entry once it publishes. A professional roof inspection remains the standard first step for documenting actual damage.