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For Boundary Layer* Information Prediction for Soaring Potential Over Time Blipspot for

from TJ's RASP forecasts BLIPSPOT: 17 Dec 2025 → Dec 17 02:01 PST for Wednesday BlanchardLZ Windgram

ForecastPd	9hrs	10hrs	11hrs	12hrs	13hrs	14hrs	15hrs	16hrs	17hrs	18hrs	19hrs	20hrs	21hrs	ForecastPd
PNW_w2	gridpt=	18,21
Lat,Lon=	48.570,-122.400
VALID.TIME	07 PST	08 PST	09 PST	10 PST	11 PST	12 PST	13 PST	14 PST	15 PST	16 PST	17 PST	18 PST	19 PST	VALID.TIME
10M_Wind_Dir	257°	254°	253°	254°	254°	252°	245°	241°	227°	180°	163°	163°	167°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	10	11	11	13	14	12	10	8	8	8	6	6	7	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	13	12	12	15	15	13	11	9	9	8	6	7	7	10M_Wind_Sp_Kt
Treetop_WSp_Kt	18	17	17	21	21	19	15	12	12	12	10	10	11	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	25	23	23	25	25	22	18	14	14	14	13	13	15	Lev_Abv_WSp_Kt
Up_Velocity fpm	0	0	0	176	266	293	298	139	101	86	16	0	14	Up_Velocity fpm
cm/s_Convergence	0	0	13	36	32	28	24	20	34	15	0	2	2	cm/s_Convergence
MaxSoar1.1m/s	114	114	114	114	1309	1665	1922	114	114	114	114	114	114	MaxSoar1.1m/s
MaxSoar_AGL	0	0	0	0	1195	1551	1807	0	0	0	0	0	0	MaxSoar_AGL
MaxSoar_clds	114	114	114	114	1309	1665	1922	114	114	114	114	114	114	MaxSoar_clds
Bouy/Shr_Ratio	0	0	0	1	1	1	1	1	1	0	0	0	0	Bouy/Shr_Ratio
BL_Top_TI=0	114	140	140	2149	2904	3232	3665	2754	2589	1086	140	140	140	BL_Top_TI=0
BL_Depth_AGL	0	26	26	2035	2790	3118	3550	2639	2474	972	26	26	26	BL_Depth_AGL
Avg_BLWindSpd	10	11	11	30	29	25	20	16	16	16	6	6	7	Avg_BLWindSpd
Avg_BlWindDir	254	254	253	260	262	260	253	244	231	184	163	163	167	Avg_BlWindDir
Wind_Shear	0	0	0	21	20	17	15	10	10	12	0	0	0	Wind_Shear
BLTop_WdSp	10	11	11	34	32	27	24	18	18	19	6	6	7	BLTop_WdSp
BLTopWDir	254	254	253	267	274	273	270	254	238	186	163	163	167	BLTopWDir
CAPE_TSpoten	368	356	272	224	181	194	218	144	145	0	15	0	13	CAPE_TSpoten
CUbase_LCL	1332	1630	1733	2151	2516	2735	2759	2515	2247	1736	1610	1319	1431	CUbase_LCL
ODpot_if_cu	-1939	-1765	-1701	-852	-740	-876	-62	-277	409	-1141	-2194	-2254	-1979	ODpot_if_cu
ODbase_allclds	2053	1905	1841	3001	3644	4108	3727	3031	2180	2227	2334	2394	2119	ODbase_allclds
BL_Cloud_%	0	0	7	34	14	14	41	59	100	49	0	30	24	BL_Cloud_%
Sfc_Heating	0	-19	-7	34	86	101	94	13	5	8	2	-1	1	Sfc_Heating
Temp@2m	-	44.0	44.2	45.2	45.8	46.1	46.3	45.5	45.3	42.9	43.3	43.3	43.8	Temp@2m
DewPt@2m	38.0	37.4	37.1	36.0	34.9	34.2	34.3	34.8	35.8	35.7	36.7	38.0	38.0	DewPt@2m
msl_pressure	1004	1006	1008	1011	1012	1012	1013	1014	1015	1016	1016	1016	1016	msl_pressure
1hr_rain_acc	-	0	0	0	0	0	0	0	0	0	0	0	0	1hr_rain_acc
Hgt_Variab_	1531	2494	2693	1328	1505	1754	1744	1380	1602	1084	1000	795	973	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	10:15	10:25	10:50	11:51	unlikely	unlikely	unlikely
When_sfc_temp=	45.4	45.5	45.7	46.1	unlikely	unlikely	unlikely

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	11:51	unlikely	unlikely	unlikely
When_sfc_temp=	46.1	unlikely	unlikely	unlikely
BL_Depth_AGL_=	1500	2000	2500	3000
by=	09:44	09:58	10:36	11:38
When_sfc_temp=	44.9	45.2	45.6	46.0

* The Boundary Layer is also known as the Mixing layer and its top is also called the mixing height. It is the top of thermally induced lift and the level at which the Thermal Index goes to zero.
RASP Blanchard RASP Tiger RASP Fraser Valley RASP PNW big picture