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Wildfire Notification Report

Date: 2026-04-18
Time: 18:21:17
Production Date and Time: 2026-04-18 18:26:03 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261081821174_e20261081823548_c20261081824024.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261081816174_e20261081818548_c20261081819011.nc
Number Of Thermal Anomaly Notifications: 5
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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 (Clear)
Mean Object Date/Time2026-04-18 18:21:19UTC
Radiative Center (Lat, Lon): 47.687500°, -111.810837°
Nearby Counties (meeting notification criteria):
  • Teton County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.91 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.39 K
Observed - Background BT (3.9 um)2.81 K
BT Anomaly (3.9 um)2.41 K
Maximum Observed - Clear RTM BT (3.9 um)17.12 K
Maximum Observed BTD (3.9-10/11/12 um)12.38 K
Observed - Background BTD (3.9-10/11/12 um)2.88 K
BTD Anomaly (3.9-10/11/12 um)5.77 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.53
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power16.91 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 65.60°
Mean Solar Zenith Angle 39.70°
Mean Glint Angle103.30°
Water Fraction0.00
Total Pixel Area 9.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) ME
Country/Countries United States
County/Locality(s) Washington County, ME
NWS WFO Caribou ME
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-18 18:21:23UTC
Radiative Center (Lat, Lon): 44.669998°, -67.275833°
Nearby Counties (meeting notification criteria):
  • Washington County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.40 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)295.29 K
Observed - Background BT (3.9 um)5.74 K
BT Anomaly (3.9 um)4.79 K
Maximum Observed - Clear RTM BT (3.9 um)8.31 K
Maximum Observed BTD (3.9-10/11/12 um)10.19 K
Observed - Background BTD (3.9-10/11/12 um)5.03 K
BTD Anomaly (3.9-10/11/12 um)7.97 K
Similar Pixel Count4
BT Time Tendency (3.9 um)4.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.93
Fraction of Surrounding Red Channel Pixels that are Brighter0.40
Maximum Radiative Power14.40 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.30°
Mean Solar Zenith Angle 41.90°
Mean Glint Angle89.40°
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/Time2026-04-18 18:21:50UTC
Radiative Center (Lat, Lon): 39.240276°, -96.637779°
Nearby Counties (meeting notification criteria):
  • Riley County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.12 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.81 K
Observed - Background BT (3.9 um)2.43 K
BT Anomaly (3.9 um)1.77 K
Maximum Observed - Clear RTM BT (3.9 um)16.34 K
Maximum Observed BTD (3.9-10/11/12 um)12.02 K
Observed - Background BTD (3.9-10/11/12 um)3.42 K
BTD Anomaly (3.9-10/11/12 um)4.74 K
Similar Pixel Count20
BT Time Tendency (3.9 um)2.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.18
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power14.12 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.80°
Mean Solar Zenith Angle 28.80°
Mean Glint Angle76.80°
Water Fraction0.00
Total Pixel Area 6.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NC
Country/Countries United States
County/Locality(s) Hoke County, NC
NWS WFO Raleigh NC
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-18 18:22:22UTC
Radiative Center (Lat, Lon): 35.096668°, -79.188614°
Nearby Counties (meeting notification criteria):
  • Hoke County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power67.94 MW
Map:
Additional Information
Notification Status New Feature
Type of EventElevated Fire Risk (NWS/SPC)
Event Priority Ranking3
Maximum Observed BT (3.9 um)322.37 K
Observed - Background BT (3.9 um)7.36 K
BT Anomaly (3.9 um)9.00 K
Maximum Observed - Clear RTM BT (3.9 um)19.60 K
Maximum Observed BTD (3.9-10/11/12 um)17.44 K
Observed - Background BTD (3.9-10/11/12 um)5.55 K
BTD Anomaly (3.9-10/11/12 um)8.40 K
Similar Pixel Count0
BT Time Tendency (3.9 um)3.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder1.00
Fraction of Surrounding Red Channel Pixels that are Brighter0.41
Maximum Radiative Power38.21 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 41.20°
Mean Solar Zenith Angle 28.70°
Mean Glint Angle64.90°
Water Fraction0.00
Total Pixel Area 10.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Over Water
County/Locality(s) Over Water
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-18 18:22:50UTC
Radiative Center (Lat, Lon): 28.313055°, -90.934998°
Nearby Counties (meeting notification criteria):
  • NULL (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power9.17 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)298.09 K
Observed - Background BT (3.9 um)3.49 K
BT Anomaly (3.9 um)7.79 K
Maximum Observed - Clear RTM BT (3.9 um)3.27 K
Maximum Observed BTD (3.9-10/11/12 um)9.74 K
Observed - Background BTD (3.9-10/11/12 um)3.80 K
BTD Anomaly (3.9-10/11/12 um)3.85 K
Similar Pixel Count15
BT Time Tendency (3.9 um)5.60 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 Power9.17 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 37.50°
Mean Solar Zenith Angle 18.30°
Mean Glint Angle51.80°
Water Fraction1.00
Total Pixel Area 5.00 km2
Latest Satellite Imagery:
  • None Available
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