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Wildfire Notification Report

Date: 2026-04-21
Time: 19:46:17
Production Date and Time: 2026-04-21 19:51:19 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261111946177_e20261111948551_c20261111949012.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261111941177_e20261111943551_c20261111944036.nc
Number Of Thermal Anomaly Notifications: 4
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Dakota County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:46:21UTC
Radiative Center (Lat, Lon): 44.548332°, -93.093330°
Nearby Counties (meeting notification criteria):
  • Dakota County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power42.51 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.63 K
Observed - Background BT (3.9 um)8.38 K
BT Anomaly (3.9 um)8.13 K
Maximum Observed - Clear RTM BT (3.9 um)25.62 K
Maximum Observed BTD (3.9-10/11/12 um)17.76 K
Observed - Background BTD (3.9-10/11/12 um)7.06 K
BTD Anomaly (3.9-10/11/12 um)12.71 K
Similar Pixel Count0
BT Time Tendency (3.9 um)3.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.98
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power42.51 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.60°
Mean Solar Zenith Angle 38.80°
Mean Glint Angle76.90°
Water Fraction0.00
Total Pixel Area 6.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Madison County, IA
NWS WFO Des Moines IA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:46:50UTC
Radiative Center (Lat, Lon): 41.301945°, -93.891670°
Nearby Counties (meeting notification criteria):
  • Madison County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power18.51 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)310.52 K
Observed - Background BT (3.9 um)3.86 K
BT Anomaly (3.9 um)2.80 K
Maximum Observed - Clear RTM BT (3.9 um)16.15 K
Maximum Observed BTD (3.9-10/11/12 um)13.21 K
Observed - Background BTD (3.9-10/11/12 um)3.49 K
BTD Anomaly (3.9-10/11/12 um)4.46 K
Similar Pixel Count21
BT Time Tendency (3.9 um)3.50 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 Power18.51 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.70°
Mean Solar Zenith Angle 36.00°
Mean Glint Angle70.80°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Mills County, IA
NWS WFO Omaha/Valley NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:46:50UTC
Radiative Center (Lat, Lon): 41.013054°, -95.727501°
Nearby Counties (meeting notification criteria):
  • Mills County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power27.88 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)316.25 K
Observed - Background BT (3.9 um)3.52 K
BT Anomaly (3.9 um)1.65 K
Maximum Observed - Clear RTM BT (3.9 um)17.52 K
Maximum Observed BTD (3.9-10/11/12 um)15.04 K
Observed - Background BTD (3.9-10/11/12 um)4.29 K
BTD Anomaly (3.9-10/11/12 um)3.64 K
Similar Pixel Count18
BT Time Tendency (3.9 um)3.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.20
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power27.88 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.10°
Mean Solar Zenith Angle 34.80°
Mean Glint Angle70.40°
Water Fraction0.00
Total Pixel Area 6.50 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 19:48:22UTC
Radiative Center (Lat, Lon): 21.567778°, -78.369446°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power9.73 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.28 K
Observed - Background BT (3.9 um)4.41 K
BT Anomaly (3.9 um)2.57 K
Maximum Observed - Clear RTM BT (3.9 um)6.10 K
Maximum Observed BTD (3.9-10/11/12 um)16.93 K
Observed - Background BTD (3.9-10/11/12 um)3.53 K
BTD Anomaly (3.9-10/11/12 um)2.89 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.89
Fraction of Surrounding Red Channel Pixels that are Brighter0.85
Maximum Radiative Power9.73 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 25.60°
Mean Solar Zenith Angle 38.20°
Mean Glint Angle45.00°
Water Fraction0.00
Total Pixel Area 4.40 km2
Latest Satellite Imagery:
  • None Available
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