Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-07-18
Time:	21:41:18
Production Date and Time:	2025-07-18 21:46:10 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251992141180_e20251992143553_c20251992144042.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251992136180_e20251992138553_c20251992139010.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	NE
Country/Countries	United States
County/Locality(s)	Morrill County, NE
NWS WFO	Cheyenne WY
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-07-18 21:41:51UTC
Radiative Center (Lat, Lon):	41.756111°, -102.833885°
Nearby Counties (meeting alert criteria):	Morrill County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	14.59 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.24 K
Observed - Background BT (3.9 um)	3.15 K
BT Anomaly (3.9 um)	1.80 K
Maximum Observed - Clear RTM BT (3.9 um)	10.12 K
Maximum Observed BTD (3.9-10/11/12 um)	17.23 K
Observed - Background BTD (3.9-10/11/12 um)	2.52 K
BTD Anomaly (3.9-10/11/12 um)	2.18 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.82
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	14.59 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	56.10°
Mean Solar Zenith Angle	40.00°
Mean Glint Angle	52.20°
Water Fraction	0.00
Total Pixel Area	7.20 km²
Latest Satellite Imagery:	SDs-NE-COne-KSnw_750_m
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Basic Information
State/Province(s)	OR
Country/Countries	United States
County/Locality(s)	Klamath County, OR
NWS WFO	Medford OR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-07-18 21:41:49UTC
Radiative Center (Lat, Lon):	42.767223°, -122.208336°
Nearby Counties (meeting alert criteria):	Klamath County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.36 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	306.21 K
Observed - Background BT (3.9 um)	3.34 K
BT Anomaly (3.9 um)	1.69 K
Maximum Observed - Clear RTM BT (3.9 um)	14.71 K
Maximum Observed BTD (3.9-10/11/12 um)	8.13 K
Observed - Background BTD (3.9-10/11/12 um)	2.13 K
BTD Anomaly (3.9-10/11/12 um)	1.63 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	0.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.96
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.36 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	68.50°
Mean Solar Zenith Angle	28.10°
Mean Glint Angle	64.30°
Water Fraction	0.00
Total Pixel Area	10.90 km²
Latest Satellite Imagery:	ORsw-CAn_750_m
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Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Chicot County, AR
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-07-18 21:42:22UTC
Radiative Center (Lat, Lon):	33.198334°, -91.160553°
Nearby Counties (meeting alert criteria):	Chicot County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	1.12 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.84 K
Observed - Background BT (3.9 um)	2.88 K
BT Anomaly (3.9 um)	2.15 K
Maximum Observed - Clear RTM BT (3.9 um)	5.93 K
Maximum Observed BTD (3.9-10/11/12 um)	21.62 K
Observed - Background BTD (3.9-10/11/12 um)	2.42 K
BTD Anomaly (3.9-10/11/12 um)	1.87 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.81
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	1.12 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.50°
Mean Solar Zenith Angle	47.90°
Mean Glint Angle	43.60°
Water Fraction	0.00
Total Pixel Area	5.40 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	Unknown
Country/Countries	Dominican Republic
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-07-18 21:43:54UTC
Radiative Center (Lat, Lon):	18.639444°, -68.983330°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	26.88 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.09 K
Observed - Background BT (3.9 um)	9.32 K
BT Anomaly (3.9 um)	8.52 K
Maximum Observed - Clear RTM BT (3.9 um)	13.12 K
Maximum Observed BTD (3.9-10/11/12 um)	15.20 K
Observed - Background BTD (3.9-10/11/12 um)	8.97 K
BTD Anomaly (3.9-10/11/12 um)	22.52 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	8.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.60
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	26.88 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	23.10°
Mean Solar Zenith Angle	69.80°
Mean Glint Angle	72.30°
Water Fraction	0.00
Total Pixel Area	4.30 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental