Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-10-10
Time:	19:21:18
Production Date and Time:	2025-10-10 19:26:15 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G18_s20252831921188_e20252831923562_c20252831924048.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G18_s20252831916188_e20252831918562_c20252831919040.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	Saskatchewan
Country/Countries	Canada
County/Locality(s)	Division No. 7, Saskatchewan
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-10 19:21:25UTC
Radiative Center (Lat, Lon):	51.033611°, -106.027222°
Nearby Counties (meeting alert criteria):	Division No. 7 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	49.27 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.15 K
Observed - Background BT (3.9 um)	4.43 K
BT Anomaly (3.9 um)	4.23 K
Maximum Observed - Clear RTM BT (3.9 um)	15.20 K
Maximum Observed BTD (3.9-10/11/12 um)	12.89 K
Observed - Background BTD (3.9-10/11/12 um)	3.96 K
BTD Anomaly (3.9-10/11/12 um)	10.44 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	3.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.63
Fraction of Surrounding Red Channel Pixels that are Brighter	0.96
Maximum Radiative Power	27.02 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	65.70°
Mean Solar Zenith Angle	57.90°
Mean Glint Angle	117.30°
Water Fraction	0.00
Total Pixel Area	19.50 km²
Latest Satellite Imagery:	None Available
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Basic Information
State/Province(s)	Manitoba
Country/Countries	Canada
County/Locality(s)	Division No. 17, Manitoba
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-10 19:21:25UTC
Radiative Center (Lat, Lon):	51.046665°, -99.327499°
Nearby Counties (meeting alert criteria):	Division No. 17 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	17.16 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.44 K
Observed - Background BT (3.9 um)	4.29 K
BT Anomaly (3.9 um)	2.44 K
Maximum Observed - Clear RTM BT (3.9 um)	11.81 K
Maximum Observed BTD (3.9-10/11/12 um)	10.12 K
Observed - Background BTD (3.9-10/11/12 um)	3.38 K
BTD Anomaly (3.9-10/11/12 um)	4.43 K
Similar Pixel Count	17
BT Time Tendency (3.9 um)	2.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.86
Fraction of Surrounding Red Channel Pixels that are Brighter	0.89
Maximum Radiative Power	17.16 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	68.70°
Mean Solar Zenith Angle	58.80°
Mean Glint Angle	121.00°
Water Fraction	0.00
Total Pixel Area	11.00 km²
Latest Satellite Imagery:	None Available
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Basic Information
State/Province(s)	Manitoba
Country/Countries	Canada
County/Locality(s)	Division No. 6, Manitoba
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-10 19:21:25UTC
Radiative Center (Lat, Lon):	49.704445°, -101.277222°
Nearby Counties (meeting alert criteria):	Division No. 6 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.34 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	300.18 K
Observed - Background BT (3.9 um)	2.19 K
BT Anomaly (3.9 um)	2.31 K
Maximum Observed - Clear RTM BT (3.9 um)	12.76 K
Maximum Observed BTD (3.9-10/11/12 um)	9.53 K
Observed - Background BTD (3.9-10/11/12 um)	2.31 K
BTD Anomaly (3.9-10/11/12 um)	4.01 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.44
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	13.34 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	66.70°
Mean Solar Zenith Angle	57.20°
Mean Glint Angle	117.60°
Water Fraction	0.00
Total Pixel Area	10.10 km²
Latest Satellite Imagery:	None Available
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Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Butte County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-10 19:21:54UTC
Radiative Center (Lat, Lon):	39.436111°, -121.803612°
Nearby Counties (meeting alert criteria):	Butte County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	60.20 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.51 K
Observed - Background BT (3.9 um)	8.48 K
BT Anomaly (3.9 um)	5.11 K
Maximum Observed - Clear RTM BT (3.9 um)	15.96 K
Maximum Observed BTD (3.9-10/11/12 um)	18.28 K
Observed - Background BTD (3.9-10/11/12 um)	8.55 K
BTD Anomaly (3.9-10/11/12 um)	10.93 K
Similar Pixel Count	2
BT Time Tendency (3.9 um)	8.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.48
Fraction of Surrounding Red Channel Pixels that are Brighter	0.58
Maximum Radiative Power	34.71 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	48.50°
Mean Solar Zenith Angle	46.60°
Mean Glint Angle	89.60°
Water Fraction	0.00
Total Pixel Area	12.10 km²
Latest Satellite Imagery:	CAcentral_750_m ORsw-CAn_750_m
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Next Generation Fire System (NGFS) - Experimental