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Wildfire Notification Report

Date: 2026-04-19
Time: 21:11:17
Production Date and Time: 2026-04-19 21:16:12 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261092111175_e20261092113549_c20261092114009.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261092106175_e20261092108549_c20261092109034.nc
Number Of Thermal Anomaly Notifications: 4
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Day County, SD
NWS WFO Aberdeen SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 21:11:20UTC
Radiative Center (Lat, Lon): 45.229443°, -97.880280°
Nearby Counties (meeting notification criteria):
  • Day County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power39.07 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)298.43 K
Observed - Background BT (3.9 um)4.71 K
BT Anomaly (3.9 um)3.55 K
Maximum Observed - Clear RTM BT (3.9 um)17.58 K
Maximum Observed BTD (3.9-10/11/12 um)13.14 K
Observed - Background BTD (3.9-10/11/12 um)5.65 K
BTD Anomaly (3.9-10/11/12 um)10.90 K
Similar Pixel Count5
BT Time Tendency (3.9 um)5.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.15
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power20.30 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 57.00°
Mean Solar Zenith Angle 48.50°
Mean Glint Angle70.10°
Water Fraction0.00
Total Pixel Area 14.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Wheeler County, NE
NWS WFO North Platte NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 21:11:50UTC
Radiative Center (Lat, Lon): 41.856667°, -98.744720°
Nearby Counties (meeting notification criteria):
  • Wheeler County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power5.34 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.82 K
Observed - Background BT (3.9 um)1.81 K
BT Anomaly (3.9 um)1.95 K
Maximum Observed - Clear RTM BT (3.9 um)16.63 K
Maximum Observed BTD (3.9-10/11/12 um)8.61 K
Observed - Background BTD (3.9-10/11/12 um)1.51 K
BTD Anomaly (3.9-10/11/12 um)4.73 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.64
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power5.34 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.30°
Mean Solar Zenith Angle 46.20°
Mean Glint Angle64.50°
Water Fraction0.00
Total Pixel Area 6.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Johnson County, NE
NWS WFO Omaha/Valley NE
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-19 21:11:50UTC
Radiative Center (Lat, Lon): 40.288612°, -96.328613°
Nearby Counties (meeting notification criteria):
  • Johnson County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power89.41 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)319.98 K
Observed - Background BT (3.9 um)17.67 K
BT Anomaly (3.9 um)11.50 K
Maximum Observed - Clear RTM BT (3.9 um)32.48 K
Maximum Observed BTD (3.9-10/11/12 um)25.27 K
Observed - Background BTD (3.9-10/11/12 um)17.44 K
BTD Anomaly (3.9-10/11/12 um)18.31 K
Similar Pixel Count0
BT Time Tendency (3.9 um)17.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.83
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power89.41 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.70°
Mean Solar Zenith Angle 47.10°
Mean Glint Angle62.40°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Riley County, KS
NWS WFO Topeka KS
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 21:11:50UTC
Radiative Center (Lat, Lon): 39.409721°, -96.809723°
Nearby Counties (meeting notification criteria):
  • Riley County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.53 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.08 K
Observed - Background BT (3.9 um)1.56 K
BT Anomaly (3.9 um)1.05 K
Maximum Observed - Clear RTM BT (3.9 um)15.85 K
Maximum Observed BTD (3.9-10/11/12 um)8.09 K
Observed - Background BTD (3.9-10/11/12 um)1.79 K
BTD Anomaly (3.9-10/11/12 um)2.62 K
Similar Pixel Count21
BT Time Tendency (3.9 um)0.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.54
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power8.53 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.10°
Mean Solar Zenith Angle 46.40°
Mean Glint Angle60.90°
Water Fraction0.00
Total Pixel Area 6.40 km2
Latest Satellite Imagery:
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