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Wildfire Notification Report

Date: 2026-04-18
Time: 16:56:17
Production Date and Time: 2026-04-18 17:01:11 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261081656174_e20261081658547_c20261081659030.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261081651174_e20261081653548_c20261081654034.nc
Number Of Thermal Anomaly Notifications: 4
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Teton County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-18 16:56:19UTC
Radiative Center (Lat, Lon): 47.603611°, -111.999443°
Nearby Counties (meeting notification criteria):
  • Teton County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power34.94 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.09 K
Observed - Background BT (3.9 um)6.58 K
BT Anomaly (3.9 um)5.35 K
Maximum Observed - Clear RTM BT (3.9 um)21.18 K
Maximum Observed BTD (3.9-10/11/12 um)15.83 K
Observed - Background BTD (3.9-10/11/12 um)6.13 K
BTD Anomaly (3.9-10/11/12 um)12.56 K
Similar Pixel Count0
BT Time Tendency (3.9 um)6.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.68
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power34.94 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 65.70°
Mean Solar Zenith Angle 48.80°
Mean Glint Angle114.10°
Water Fraction0.00
Total Pixel Area 9.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Thayer County, NE
NWS WFO Hastings NE
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-18 16:56:50UTC
Radiative Center (Lat, Lon): 40.345554°, -97.615555°
Nearby Counties (meeting notification criteria):
  • Thayer County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power155.15 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)327.22 K
Observed - Background BT (3.9 um)19.46 K
BT Anomaly (3.9 um)13.76 K
Maximum Observed - Clear RTM BT (3.9 um)42.97 K
Maximum Observed BTD (3.9-10/11/12 um)31.57 K
Observed - Background BTD (3.9-10/11/12 um)18.72 K
BTD Anomaly (3.9-10/11/12 um)23.90 K
Similar Pixel Count0
BT Time Tendency (3.9 um)15.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.86
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power155.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.30°
Mean Solar Zenith Angle 36.30°
Mean Glint Angle88.30°
Water Fraction0.00
Total Pixel Area 13.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Butler County, KS
NWS WFO Wichita KS
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-18 16:56:50UTC
Radiative Center (Lat, Lon): 37.868889°, -96.853333°
Nearby Counties (meeting notification criteria):
  • Butler County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.94 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.28 K
Observed - Background BT (3.9 um)2.53 K
BT Anomaly (3.9 um)2.02 K
Maximum Observed - Clear RTM BT (3.9 um)14.50 K
Maximum Observed BTD (3.9-10/11/12 um)9.09 K
Observed - Background BTD (3.9-10/11/12 um)2.49 K
BTD Anomaly (3.9-10/11/12 um)3.29 K
Similar Pixel Count19
BT Time Tendency (3.9 um)2.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.26
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power7.94 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.60°
Mean Solar Zenith Angle 34.10°
Mean Glint Angle83.40°
Water Fraction0.00
Total Pixel Area 6.20 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/Time2026-04-18 16:58:22UTC
Radiative Center (Lat, Lon): 21.731945°, -78.768333°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power18.04 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.92 K
Observed - Background BT (3.9 um)6.48 K
BT Anomaly (3.9 um)2.60 K
Maximum Observed - Clear RTM BT (3.9 um)13.68 K
Maximum Observed BTD (3.9-10/11/12 um)24.07 K
Observed - Background BTD (3.9-10/11/12 um)6.64 K
BTD Anomaly (3.9-10/11/12 um)2.49 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.57
Fraction of Surrounding Red Channel Pixels that are Brighter0.80
Maximum Radiative Power18.04 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 25.90°
Mean Solar Zenith Angle 12.00°
Mean Glint Angle37.70°
Water Fraction0.00
Total Pixel Area 4.40 km2
Latest Satellite Imagery:
  • None Available
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