Next Generation Fire System (NGFS) -- CIMSS

Date:	2025-04-10
Time:	19:16:18
Production Date and Time:	2025-04-10 19:21:11 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G18_s20251001916185_e20251001918558_c20251001919055.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G18_s20251001911185_e20251001913558_c20251001914058.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	WA
Country/Countries	United States
County/Locality(s)	Whitman County, WA
NWS WFO	Spokane WA
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-10 19:16:24UTC
Radiative Center (Lat, Lon):	47.141666°, -117.918892°
Nearby Counties (meeting alert criteria):	Whitman County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	170.47 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.51 K
Observed - Background BT (3.9 um)	16.48 K
BT Anomaly (3.9 um)	39.17 K
Maximum Observed - Clear RTM BT (3.9 um)	19.33 K
Maximum Observed BTD (3.9-10/11/12 um)	38.17 K
Observed - Background BTD (3.9-10/11/12 um)	15.81 K
BTD Anomaly (3.9-10/11/12 um)	21.21 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	8.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.99
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	93.93 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.60°
Mean Solar Zenith Angle	40.30°
Mean Glint Angle	90.80°
Water Fraction	0.00
Total Pixel Area	14.90 km²
Latest Satellite Imagery:	IDn-MTw_750_m WAw-ORw_750_m
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Basic Information
State/Province(s)	ID
Country/Countries	United States
County/Locality(s)	Nez Perce County, ID
NWS WFO	Spokane WA
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-10 19:16:24UTC
Radiative Center (Lat, Lon):	46.503887°, -116.950836°
Nearby Counties (meeting alert criteria):	Nez Perce County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	33.03 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	293.19 K
Observed - Background BT (3.9 um)	5.88 K
BT Anomaly (3.9 um)	6.47 K
Maximum Observed - Clear RTM BT (3.9 um)	8.27 K
Maximum Observed BTD (3.9-10/11/12 um)	34.49 K
Observed - Background BTD (3.9-10/11/12 um)	5.78 K
BTD Anomaly (3.9-10/11/12 um)	5.04 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	3.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.88
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	33.03 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.30°
Mean Solar Zenith Angle	39.60°
Mean Glint Angle	89.80°
Water Fraction	0.00
Total Pixel Area	7.40 km²
Latest Satellite Imagery:	IDn-MTw_750_m
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Basic Information
State/Province(s)	ID
Country/Countries	United States
County/Locality(s)	Idaho County, ID
NWS WFO	Missoula MT
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-10 19:16:24UTC
Radiative Center (Lat, Lon):	46.179443°, -116.339447°
Nearby Counties (meeting alert criteria):	Idaho County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	59.18 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	294.51 K
Observed - Background BT (3.9 um)	9.60 K
BT Anomaly (3.9 um)	7.93 K
Maximum Observed - Clear RTM BT (3.9 um)	8.76 K
Maximum Observed BTD (3.9-10/11/12 um)	42.70 K
Observed - Background BTD (3.9-10/11/12 um)	9.99 K
BTD Anomaly (3.9-10/11/12 um)	7.73 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	11.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.31
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	59.18 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.20°
Mean Solar Zenith Angle	39.20°
Mean Glint Angle	89.40°
Water Fraction	0.00
Total Pixel Area	7.40 km²
Latest Satellite Imagery:	IDn-MTw_750_m
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Basic Information
State/Province(s)	OR
Country/Countries	United States
County/Locality(s)	Harney County, OR
NWS WFO	Boise ID
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-10 19:16:24UTC
Radiative Center (Lat, Lon):	43.837776°, -118.288055°
Nearby Counties (meeting alert criteria):	Harney County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	35.92 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.78 K
Observed - Background BT (3.9 um)	8.74 K
BT Anomaly (3.9 um)	4.81 K
Maximum Observed - Clear RTM BT (3.9 um)	17.03 K
Maximum Observed BTD (3.9-10/11/12 um)	21.72 K
Observed - Background BTD (3.9-10/11/12 um)	8.81 K
BTD Anomaly (3.9-10/11/12 um)	4.92 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	5.20 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	1.00
Maximum Radiative Power	35.92 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	54.20°
Mean Solar Zenith Angle	37.20°
Mean Glint Angle	84.30°
Water Fraction	0.00
Total Pixel Area	6.80 km²
Latest Satellite Imagery:	IDs-NVne-UTnw_750_m ORsw-CAn_750_m
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Next Generation Fire System (NGFS)