


Spot Forecast Request
Issued by NWS San Francisco Bay Area, CA
Issued by NWS San Francisco Bay Area, CA
765 BMBB91 KMTR 132307 STQMTR A SPOT FORECAST REQUEST HAS BEEN RECEIVED FOR INCIDENT TYPE PRESCRIBED NAMED "Knob II RX - Unit B" REQUEST TYPE: IMMEDIATE REQUEST ACTION: INITIAL DATE: 08/14/25 TIME: 0800 DELIVER DATE: 08/13/25 DELIVER TIME: 1700 SUBMIT DATE: 08/13/25 SUBMIT TIME: 1607 PROJECT NAME: Knob II RX - Unit B PROJECT TYPE: PRESCRIBED REQUEST REASON: STATE LOCAL REQUESTING AGENCY: Marin County Fire Department REQUESTING OFFICIAL: Jeremiah Hanks EMERGENCY PHONE: 4154647992 EMAIL: jeremiah.hanks@marincounty.gov STATE: CA DLAT: 37.9606 DLON: 122.604 CLON: -122.604 FAX: OUTLOOK FORECAST: No START TIME FORECAST: No EXPOSURE: NW FUEL TYPE: Grass, Brush, Timber SHELTERING: partial BOTTOM ELEVATION: 700 TOP ELEVATION: 878 SIZE (ACRES): 25 REQUESTING HYSPLIT: YES HYSPLIT TYPE: TRAJECTORY FORMAT: N INTERVAL: 1,1,1,1 WEATHER CONDITION AT INCIDENT OR NEARBY STATIONS Knob II RX [08/13/25 0900] Elev=700 Temp=59 WB=57 RH=89 Sky=Clear Wx=None Rmks=marine layer present. Marine layer broke up around 10 am. Wind=1@VRBL Knob II RX [08/13/25 1100] Elev=800 Temp=66 WB=60 RH=71 Td=56 Sky=Clear Wx=None Wind=1@VRBL KNOB II RX [08/13/25 1300] Elev=800 Temp=67 WB=63 RH=80 Td=61 Sky=Clear Wx=None Wind=8@W Knob II RX [08/13/25 1500] Elev=850 Temp=76 Sky=Clear Wx=None Rmks=Wind gusts 19-24 - Beaufort wind scale. Marine layer beginning to spill over predominant ridge to the west. Wind=10@W ...REMARKS... Very Gusty winds on the unit today. Have reliable weather observations from unit vs. the spot request submitted yesterday. ...WEATHER PARAMETERS REQUESTED... CHANCE OF WETTING RAIN (>0.10): 1,1,1,1 MIXING HEIGHT: 1,1,1,1 HUMIDITY: 1,1,1,1 WIND (20 FT): 1,1,1,1 TEMPERATURE: 1,1,1,1 SKY/WEATHER: 1,1,1,1 CHANCE OF THUNDER: 1,1,1,1 MARINE LAYER: 1,1,1,1 TRANSPORT WINDS: 1,1,1,1 SITE: MTR OFILE: 2519851.0 TIMEZONE: PST8PDT