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14 Jul 2025 - 19:00 EDT
14 Jul 2025 - 23:00 UTC

GOES-19 Mesoscale view - Geostationary Lightning Mapper at 33°N - 102°W - Lynn County, TX

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Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1221 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1221 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1222 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1222 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1223 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1223 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1224 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1224 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1225 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1225 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1226 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1226 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1227 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1227 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1228 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1228 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1229 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1229 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1230 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1230 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1231 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1231 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1232 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1232 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1233 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1233 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1234 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1234 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1235 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1235 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1236 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1236 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1237 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1237 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1238 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1238 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1239 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1239 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1240 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1240 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1241 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1241 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1242 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1242 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1243 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1243 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1244 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1244 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1245 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1245 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1246 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1246 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1247 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1247 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1248 UTC
Geostationary Lightning Mapper - Lightning flash extent density over IR Band 13 - 08 May 2025 - 1248 UTC
legend for Global Lightning Mapper Flash Extent Density - flashes per five minutes

GLM Flash Extent Density over Band 13 is the number of lightning flashes that occur within a grid cell over a given period of time. FED was the first GLM product routinely available to weather service forecasters. The FED product is the best single metric to convey both the quantity and extent of lightning activity. It is useful for both storm trending applications and to depict geographic coverage.

In the FED13 visualization, GLM is superimposed on infrared Band 13 rendered in gray scale.

GLM data is produced between 54°N and 54°S.

• For more details, see the Geostationary Lightning Mapper Quick Guide, (PDF, 1.98 MB)