Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-29
Time:	16:51:17
Production Date and Time:	2025-04-29 16:56:23 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251191651174_e20251191653547_c20251191654052.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251191646174_e20251191648547_c20251191649027.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Monterey County, CA
NWS WFO	San Francisco CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-29 16:52:18UTC
Radiative Center (Lat, Lon):	36.076946°, -121.010002°
Nearby Counties (meeting alert criteria):	Monterey County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	20.43 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.22 K
Observed - Background BT (3.9 um)	4.59 K
BT Anomaly (3.9 um)	2.08 K
Maximum Observed - Clear RTM BT (3.9 um)	7.37 K
Maximum Observed BTD (3.9-10/11/12 um)	13.85 K
Observed - Background BTD (3.9-10/11/12 um)	4.66 K
BTD Anomaly (3.9-10/11/12 um)	3.45 K
Similar Pixel Count	19
BT Time Tendency (3.9 um)	1.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.46
Fraction of Surrounding Red Channel Pixels that are Brighter	0.49
Maximum Radiative Power	20.43 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	63.90°
Mean Solar Zenith Angle	47.60°
Mean Glint Angle	110.10°
Water Fraction	0.00
Total Pixel Area	9.10 km²
Latest Satellite Imagery:	CAcentral_750_m CAs_750_m
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Basic Information
State/Province(s)	GA
Country/Countries	United States
County/Locality(s)	Talbot County, GA
NWS WFO	Peachtree City GA
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-29 16:52:21UTC
Radiative Center (Lat, Lon):	32.550556°, -84.501389°
Nearby Counties (meeting alert criteria):	Talbot County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	52.94 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	316.66 K
Observed - Background BT (3.9 um)	11.07 K
BT Anomaly (3.9 um)	10.45 K
Maximum Observed - Clear RTM BT (3.9 um)	22.12 K
Maximum Observed BTD (3.9-10/11/12 um)	30.03 K
Observed - Background BTD (3.9-10/11/12 um)	10.05 K
BTD Anomaly (3.9-10/11/12 um)	7.08 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	6.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.90
Fraction of Surrounding Red Channel Pixels that are Brighter	0.78
Maximum Radiative Power	52.94 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.40°
Mean Solar Zenith Angle	20.90°
Mean Glint Angle	59.80°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m SCs-GAe-FLn_750_m
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Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-29 16:53:22UTC
Radiative Center (Lat, Lon):	22.420279°, -81.176666°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	195.78 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	332.85 K
Observed - Background BT (3.9 um)	23.07 K
BT Anomaly (3.9 um)	8.58 K
Maximum Observed - Clear RTM BT (3.9 um)	26.59 K
Maximum Observed BTD (3.9-10/11/12 um)	35.78 K
Observed - Background BTD (3.9-10/11/12 um)	22.89 K
BTD Anomaly (3.9-10/11/12 um)	8.48 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	20.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.74
Fraction of Surrounding Red Channel Pixels that are Brighter	0.50
Maximum Radiative Power	108.61 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.20°
Mean Solar Zenith Angle	10.90°
Mean Glint Angle	37.30°
Water Fraction	0.00
Total Pixel Area	9.00 km²
Latest Satellite Imagery:	None Available
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Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-29 16:53:22UTC
Radiative Center (Lat, Lon):	22.209723°, -80.389725°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	41.09 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	323.65 K
Observed - Background BT (3.9 um)	9.41 K
BT Anomaly (3.9 um)	4.19 K
Maximum Observed - Clear RTM BT (3.9 um)	16.94 K
Maximum Observed BTD (3.9-10/11/12 um)	26.16 K
Observed - Background BTD (3.9-10/11/12 um)	9.01 K
BTD Anomaly (3.9-10/11/12 um)	4.15 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	4.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.77
Fraction of Surrounding Red Channel Pixels that are Brighter	0.89
Maximum Radiative Power	41.09 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.80°
Mean Solar Zenith Angle	10.30°
Mean Glint Angle	36.30°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental