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Wildfire Notification Report

Date: 2026-04-21
Time: 19:11:17
Production Date and Time: 2026-04-21 19:16:11 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261111911177_e20261111913551_c20261111914005.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261111906177_e20261111908550_c20261111909027.nc
Number Of Thermal Anomaly Notifications: 8
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Daniels County, MT
NWS WFO Glasgow MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:11:20UTC
Radiative Center (Lat, Lon): 48.715832°, -105.080276°
Nearby Counties (meeting notification criteria):
  • Daniels County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power148.06 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)319.52 K
Observed - Background BT (3.9 um)10.45 K
BT Anomaly (3.9 um)11.31 K
Maximum Observed - Clear RTM BT (3.9 um)21.99 K
Maximum Observed BTD (3.9-10/11/12 um)22.71 K
Observed - Background BTD (3.9-10/11/12 um)10.06 K
BTD Anomaly (3.9-10/11/12 um)11.09 K
Similar Pixel Count0
BT Time Tendency (3.9 um)9.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.79
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power87.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 63.30°
Mean Solar Zenith Angle 37.30°
Mean Glint Angle92.40°
Water Fraction0.00
Total Pixel Area 17.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Lac qui Parle County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:11:20UTC
Radiative Center (Lat, Lon): 44.921112°, -95.975281°
Nearby Counties (meeting notification criteria):
  • Lac qui Parle County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power29.62 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)320.41 K
Observed - Background BT (3.9 um)4.62 K
BT Anomaly (3.9 um)5.99 K
Maximum Observed - Clear RTM BT (3.9 um)22.91 K
Maximum Observed BTD (3.9-10/11/12 um)14.70 K
Observed - Background BTD (3.9-10/11/12 um)3.76 K
BTD Anomaly (3.9-10/11/12 um)10.81 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.90
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power29.62 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.00°
Mean Solar Zenith Angle 35.00°
Mean Glint Angle81.40°
Water Fraction0.00
Total Pixel Area 7.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Winneshiek County, IA
NWS WFO La Crosse WI
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:11:21UTC
Radiative Center (Lat, Lon): 43.186390°, -92.002777°
Nearby Counties (meeting notification criteria):
  • Winneshiek County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power94.05 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)319.52 K
Observed - Background BT (3.9 um)9.47 K
BT Anomaly (3.9 um)6.75 K
Maximum Observed - Clear RTM BT (3.9 um)26.02 K
Maximum Observed BTD (3.9-10/11/12 um)20.33 K
Observed - Background BTD (3.9-10/11/12 um)8.75 K
BTD Anomaly (3.9-10/11/12 um)12.81 K
Similar Pixel Count0
BT Time Tendency (3.9 um)7.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.82
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power53.78 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.90°
Mean Solar Zenith Angle 34.60°
Mean Glint Angle77.20°
Water Fraction0.00
Total Pixel Area 13.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AL
Country/Countries United States
County/Locality(s) Morgan County, AL
NWS WFO Huntsville AL
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:12:21UTC
Radiative Center (Lat, Lon): 34.377777°, -87.080559°
Nearby Counties (meeting notification criteria):
  • Morgan County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power26.25 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)310.49 K
Observed - Background BT (3.9 um)8.94 K
BT Anomaly (3.9 um)5.06 K
Maximum Observed - Clear RTM BT (3.9 um)16.62 K
Maximum Observed BTD (3.9-10/11/12 um)17.25 K
Observed - Background BTD (3.9-10/11/12 um)8.38 K
BTD Anomaly (3.9-10/11/12 um)6.54 K
Similar Pixel Count0
BT Time Tendency (3.9 um)6.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.92
Fraction of Surrounding Red Channel Pixels that are Brighter0.94
Maximum Radiative Power26.25 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 42.10°
Mean Solar Zenith Angle 29.80°
Mean Glint Angle59.60°
Water Fraction0.00
Total Pixel Area 5.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) FL
Country/Countries United States
County/Locality(s) Santa Rosa County, FL
NWS WFO Mobile AL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:12:21UTC
Radiative Center (Lat, Lon): 30.500000°, -86.836388°
Nearby Counties (meeting notification criteria):
  • Santa Rosa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power33.12 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)316.03 K
Observed - Background BT (3.9 um)8.07 K
BT Anomaly (3.9 um)7.26 K
Maximum Observed - Clear RTM BT (3.9 um)19.32 K
Maximum Observed BTD (3.9-10/11/12 um)14.52 K
Observed - Background BTD (3.9-10/11/12 um)6.26 K
BTD Anomaly (3.9-10/11/12 um)8.25 K
Similar Pixel Count7
BT Time Tendency (3.9 um)5.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder1.00
Fraction of Surrounding Red Channel Pixels that are Brighter0.71
Maximum Radiative Power33.12 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 37.90°
Mean Solar Zenith Angle 27.40°
Mean Glint Angle51.90°
Water Fraction0.00
Total Pixel Area 5.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Cuba
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:13:22UTC
Radiative Center (Lat, Lon): 22.746111°, -80.833885°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power42.85 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.00 K
Observed - Background BT (3.9 um)7.48 K
BT Anomaly (3.9 um)5.11 K
Maximum Observed - Clear RTM BT (3.9 um)4.71 K
Maximum Observed BTD (3.9-10/11/12 um)23.25 K
Observed - Background BTD (3.9-10/11/12 um)7.57 K
BTD Anomaly (3.9-10/11/12 um)5.01 K
Similar Pixel Count25
BT Time Tendency (3.9 um)4.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.83
Fraction of Surrounding Red Channel Pixels that are Brighter0.84
Maximum Radiative Power42.85 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 27.50°
Mean Solar Zenith Angle 28.40°
Mean Glint Angle40.20°
Water Fraction0.00
Total Pixel Area 4.50 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Cuba
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:13:22UTC
Radiative Center (Lat, Lon): 21.975000°, -78.400558°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power87.79 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.15 K
Observed - Background BT (3.9 um)11.93 K
BT Anomaly (3.9 um)8.22 K
Maximum Observed - Clear RTM BT (3.9 um)11.89 K
Maximum Observed BTD (3.9-10/11/12 um)28.25 K
Observed - Background BTD (3.9-10/11/12 um)12.26 K
BTD Anomaly (3.9-10/11/12 um)7.66 K
Similar Pixel Count0
BT Time Tendency (3.9 um)6.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.55
Fraction of Surrounding Red Channel Pixels that are Brighter0.29
Maximum Radiative Power48.29 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 26.10°
Mean Solar Zenith Angle 30.30°
Mean Glint Angle41.40°
Water Fraction0.00
Total Pixel Area 8.90 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Cuba
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:13:22UTC
Radiative Center (Lat, Lon): 21.915833°, -79.011108°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power81.34 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.63 K
Observed - Background BT (3.9 um)7.99 K
BT Anomaly (3.9 um)6.11 K
Maximum Observed - Clear RTM BT (3.9 um)5.98 K
Maximum Observed BTD (3.9-10/11/12 um)26.73 K
Observed - Background BTD (3.9-10/11/12 um)8.20 K
BTD Anomaly (3.9-10/11/12 um)6.40 K
Similar Pixel Count19
BT Time Tendency (3.9 um)2.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.45
Fraction of Surrounding Red Channel Pixels that are Brighter0.93
Maximum Radiative Power43.08 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 26.20°
Mean Solar Zenith Angle 29.70°
Mean Glint Angle40.70°
Water Fraction0.00
Total Pixel Area 8.90 km2
Latest Satellite Imagery:
  • None Available
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