Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2023-08-06
Time:	22:30:30
Production Date and Time:	2023-08-06 22:41:26 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadF-M6C14_G18_s20232182230203_e20232182239511_c20232182239560.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadF-M6C14_G18_s20232182220203_e20232182229511_c20232182229561.nc
Number Of Thermal Anomaly Alerts:	3

Basic Information
State/Province(s)	Unknown
Country/Countries	Canada
County/Locality(s)	Canada
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2023-08-06 22:30:24UTC
Radiative Center (Lat, Lon):	66.400000°, -136.720000°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	137.84 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.08 K
Observed - Background BT (3.9 um)	10.13 K
BT Anomaly (3.9 um)	14.33 K
Maximum Observed - Clear RTM BT (3.9 um)	13.18 K
Maximum Observed BTD (3.9-10/11/12 um)	22.86 K
Observed - Background BTD (3.9-10/11/12 um)	9.90 K
BTD Anomaly (3.9-10/11/12 um)	18.89 K
Similar Pixel Count	4
BT Time Tendency (3.9 um)	2.40 K
Image Interval	10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.84
Fraction of Surrounding Red Channel Pixels that are Brighter	0.62
Maximum Radiative Power	137.84 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	75.50°
Mean Solar Zenith Angle	50.90°
Mean Glint Angle	121.90°
Water Fraction	0.00
Total Pixel Area	19.00 km²
Latest Satellite Imagery:	None Available
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Basic Information
State/Province(s)	AK
Country/Countries	USA
County/Locality(s)	Yukon-Koyukuk Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2023-08-06 22:30:23UTC
Radiative Center (Lat, Lon):	66.390000°, -142.600000°
Nearby Counties (meeting alert criteria):	Yukon-Koyukuk Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	39.32 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk, Known Incident: DRAANJIK (MEDIUM, tdiff=1.12684 days, PERIMETER)
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	300.47 K
Observed - Background BT (3.9 um)	3.29 K
BT Anomaly (3.9 um)	3.86 K
Maximum Observed - Clear RTM BT (3.9 um)	7.95 K
Maximum Observed BTD (3.9-10/11/12 um)	16.83 K
Observed - Background BTD (3.9-10/11/12 um)	2.52 K
BTD Anomaly (3.9-10/11/12 um)	2.60 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.80 K
Image Interval	10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.86
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	39.32 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	75.60°
Mean Solar Zenith Angle	50.00°
Mean Glint Angle	121.50°
Water Fraction	0.00
Total Pixel Area	19.30 km²
Latest Satellite Imagery:	Alaska_C_750_m Alaska_EC_750_m Alaska_Full_1750_m Alaska_SC_750_m Alaska_SE_750_m Alaska_SW_750_m Alaska_WC_750_m
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Basic Information
State/Province(s)	Unknown
Country/Countries	Canada
County/Locality(s)	Canada
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2023-08-06 22:30:23UTC
Radiative Center (Lat, Lon):	64.690000°, -139.780000°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	472.70 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.93 K
Observed - Background BT (3.9 um)	15.64 K
BT Anomaly (3.9 um)	9.27 K
Maximum Observed - Clear RTM BT (3.9 um)	24.00 K
Maximum Observed BTD (3.9-10/11/12 um)	29.49 K
Observed - Background BTD (3.9-10/11/12 um)	15.70 K
BTD Anomaly (3.9-10/11/12 um)	12.03 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	13.80 K
Image Interval	10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.54
Fraction of Surrounding Red Channel Pixels that are Brighter	0.47
Maximum Radiative Power	191.04 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	73.60°
Mean Solar Zenith Angle	48.80°
Mean Glint Angle	118.30°
Water Fraction	0.00
Total Pixel Area	50.80 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental