Wildfire Alert Report

Date: 2025-04-11
Time: 21:39:25
Production Date and Time: 2025-04-11 21:40:55 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadM1-M6C14_G19_s20251012139256_e20251012139314_c20251012139367.nc
L1 File(s) - TemporalOR_ABI-L1b-RadM1-M6C14_G19_s20251012137256_e20251012137314_c20251012137376.nc
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Lyon County, IA
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-11 21:39:28UTC
Radiative Center (Lat, Lon): 43.365555°, -96.271667°
Nearby Counties (meeting alert criteria):
  • Lyon County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.46 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.47 K
Observed - Background BT (3.9 um)2.59 K
BT Anomaly (3.9 um)3.10 K
Maximum Observed - Clear RTM BT (3.9 um)16.28 K
Maximum Observed BTD (3.9-10/11/12 um)10.35 K
Observed - Background BTD (3.9-10/11/12 um)2.42 K
BTD Anomaly (3.9-10/11/12 um)8.68 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.60 K
Image Interval2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.53
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.46 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.60°
Mean Solar Zenith Angle 55.00°
Mean Glint Angle67.80°
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) Lyon County, IA
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-11 21:39:28UTC
Radiative Center (Lat, Lon): 43.290554°, -96.556946°
Nearby Counties (meeting alert criteria):
  • Lyon County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power34.03 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.80 K
Observed - Background BT (3.9 um)4.16 K
BT Anomaly (3.9 um)3.53 K
Maximum Observed - Clear RTM BT (3.9 um)17.59 K
Maximum Observed BTD (3.9-10/11/12 um)12.37 K
Observed - Background BTD (3.9-10/11/12 um)4.65 K
BTD Anomaly (3.9-10/11/12 um)13.70 K
Similar Pixel Count4
BT Time Tendency (3.9 um)3.90 K
Image Interval2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.29
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power34.03 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.70°
Mean Solar Zenith Angle 54.80°
Mean Glint Angle67.60°
Water Fraction0.00
Total Pixel Area 13.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Knox County, NE
NWS WFO Omaha/Valley NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-11 21:39:28UTC
Radiative Center (Lat, Lon): 42.587223°, -97.778053°
Nearby Counties (meeting alert criteria):
  • Knox County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power20.92 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.64 K
Observed - Background BT (3.9 um)4.88 K
BT Anomaly (3.9 um)3.22 K
Maximum Observed - Clear RTM BT (3.9 um)17.97 K
Maximum Observed BTD (3.9-10/11/12 um)12.93 K
Observed - Background BTD (3.9-10/11/12 um)5.29 K
BTD Anomaly (3.9-10/11/12 um)6.64 K
Similar Pixel Count9
BT Time Tendency (3.9 um)4.70 K
Image Interval2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.47
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power20.92 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.50°
Mean Solar Zenith Angle 53.60°
Mean Glint Angle66.10°
Water Fraction0.00
Total Pixel Area 6.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Elk County, KS
NWS WFO Wichita KS
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-11 21:39:31UTC
Radiative Center (Lat, Lon): 37.327778°, -96.347221°
Nearby Counties (meeting alert criteria):
  • Elk County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power38.04 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.33 K
Observed - Background BT (3.9 um)8.60 K
BT Anomaly (3.9 um)6.80 K
Maximum Observed - Clear RTM BT (3.9 um)19.75 K
Maximum Observed BTD (3.9-10/11/12 um)15.57 K
Observed - Background BTD (3.9-10/11/12 um)9.57 K
BTD Anomaly (3.9-10/11/12 um)10.36 K
Similar Pixel Count3
BT Time Tendency (3.9 um)7.30 K
Image Interval2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.04
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power38.04 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.90°
Mean Solar Zenith Angle 52.50°
Mean Glint Angle59.00°
Water Fraction0.00
Total Pixel Area 6.10 km2
Latest Satellite Imagery:
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