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Wildfire Notification Report

Date: 2026-04-18
Time: 15:46:17
Production Date and Time: 2026-04-18 15:50:55 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261081546174_e20261081548547_c20261081549013.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261081541174_e20261081543548_c20261081544032.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) Ziebach County, SD
NWS WFO Rapid City SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-18 15:46:20UTC
Radiative Center (Lat, Lon): 44.849167°, -101.617226°
Nearby Counties (meeting notification criteria):
  • Ziebach County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power10.20 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)289.88 K
Observed - Background BT (3.9 um)2.30 K
BT Anomaly (3.9 um)1.91 K
Maximum Observed - Clear RTM BT (3.9 um)12.10 K
Maximum Observed BTD (3.9-10/11/12 um)10.70 K
Observed - Background BTD (3.9-10/11/12 um)2.97 K
BTD Anomaly (3.9-10/11/12 um)4.29 K
Similar Pixel Count23
BT Time Tendency (3.9 um)0.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.51
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power10.20 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.30°
Mean Solar Zenith Angle 51.50°
Mean Glint Angle105.30°
Water Fraction0.00
Total Pixel Area 7.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Marion County, KS
NWS WFO Wichita KS
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-18 15:46:50UTC
Radiative Center (Lat, Lon): 38.348610°, -97.002502°
Nearby Counties (meeting notification criteria):
  • Marion County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power10.46 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)301.15 K
Observed - Background BT (3.9 um)3.87 K
BT Anomaly (3.9 um)2.04 K
Maximum Observed - Clear RTM BT (3.9 um)18.52 K
Maximum Observed BTD (3.9-10/11/12 um)10.69 K
Observed - Background BTD (3.9-10/11/12 um)3.39 K
BTD Anomaly (3.9-10/11/12 um)4.13 K
Similar Pixel Count16
BT Time Tendency (3.9 um)3.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.68
Fraction of Surrounding Red Channel Pixels that are Brighter0.98
Maximum Radiative Power10.46 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.20°
Mean Solar Zenith Angle 45.40°
Mean Glint Angle91.30°
Water Fraction0.00
Total Pixel Area 6.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Harvey County, KS
NWS WFO Wichita KS
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-18 15:46:50UTC
Radiative Center (Lat, Lon): 38.061943°, -97.695557°
Nearby Counties (meeting notification criteria):
  • Harvey County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power23.38 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.47 K
Observed - Background BT (3.9 um)6.54 K
BT Anomaly (3.9 um)3.20 K
Maximum Observed - Clear RTM BT (3.9 um)22.05 K
Maximum Observed BTD (3.9-10/11/12 um)15.07 K
Observed - Background BTD (3.9-10/11/12 um)6.44 K
BTD Anomaly (3.9-10/11/12 um)5.14 K
Similar Pixel Count0
BT Time Tendency (3.9 um)7.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.53
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power23.38 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.20°
Mean Solar Zenith Angle 45.80°
Mean Glint Angle91.80°
Water Fraction0.00
Total Pixel Area 6.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) FL
Country/Countries United States
County/Locality(s) Polk County, FL
NWS WFO Tampa Bay Ruskin FL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-18 15:47:52UTC
Radiative Center (Lat, Lon): 27.784166°, -81.778893°
Nearby Counties (meeting notification criteria):
  • Polk County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power28.40 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.82 K
Observed - Background BT (3.9 um)6.04 K
BT Anomaly (3.9 um)3.61 K
Maximum Observed - Clear RTM BT (3.9 um)13.79 K
Maximum Observed BTD (3.9-10/11/12 um)21.58 K
Observed - Background BTD (3.9-10/11/12 um)6.99 K
BTD Anomaly (3.9-10/11/12 um)4.47 K
Similar Pixel Count19
BT Time Tendency (3.9 um)6.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.12
Fraction of Surrounding Red Channel Pixels that are Brighter0.64
Maximum Radiative Power28.40 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 33.40°
Mean Solar Zenith Angle 29.20°
Mean Glint Angle57.40°
Water Fraction0.00
Total Pixel Area 4.80 km2
Latest Satellite Imagery:
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