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

from TJ's RASP forecasts BLIPSPOT: 29 Jan 2026 → Jan 28 20:11 PST for Thursday Stewart Windgram

ForecastPd	15hrs	16hrs	17hrs	18hrs	19hrs	20hrs	21hrs	22hrs	23hrs	24hrs	25hrs	26hrs	27hrs	ForecastPd
PNW_w2	gridpt=	25,38
Lat,Lon=	48.770,-122.270
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	156°	174°	179°	183°	182°	183°	180°	181°	176°	142°	162°	157°	156°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	13	15	14	15	13	11	10	9	9	7	10	10	13	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	14	17	15	16	14	12	11	10	9	7	11	11	14	10M_Wind_Sp_Kt
Treetop_WSp_Kt	20	25	23	23	20	17	15	14	13	10	16	16	20	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	25	32	34	30	25	20	17	16	15	12	20	21	28	Lev_Abv_WSp_Kt
Up_Velocity fpm	0	0	0	68	74	109	182	211	142	0	0	0	14	Up_Velocity fpm
cm/s_Convergence	0	0	14	12	10	-23	-30	-25	-28	3	4	10	12	cm/s_Convergence
MaxSoar1.1m/s	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	MaxSoar1.1m/s
MaxSoar_AGL	0	0	0	0	0	0	0	0	0	0	0	0	0	MaxSoar_AGL
MaxSoar_clds	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	2516	MaxSoar_clds
Bouy/Shr_Ratio	0	0	0	0	0	0	1	1	1	0	0	0	0	Bouy/Shr_Ratio
BL_Top_TI=0	2516	2542	2836	2965	3044	3305	3618	3731	3472	2542	2542	2893	2830	BL_Top_TI=0
BL_Depth_AGL	0	26	319	449	527	789	1102	1215	955	26	26	376	313	BL_Depth_AGL
Avg_BLWindSpd	13	15	27	28	25	21	17	16	16	7	10	18	22	Avg_BLWindSpd
Avg_BlWindDir	156	174	182	184	184	184	181	180	177	142	162	163	161	Avg_BlWindDir
Wind_Shear	0	0	22	22	18	12	8	8	10	0	0	14	16	Wind_Shear
BLTop_WdSp	13	15	36	36	31	23	18	17	19	7	10	24	29	BLTop_WdSp
BLTopWDir	156	174	183	184	185	187	185	183	177	142	162	167	164	BLTopWDir
CAPE_TSpoten	0	0	1	0	1	2	2	14	2	0	0	0	0	CAPE_TSpoten
CUbase_LCL	3097	2855	2828	2879	2983	3277	3561	3721	3598	3381	3157	3073	2863	CUbase_LCL
ODpot_if_cu	-791	-295	-105	107	281	60	-708	-1052	-1282	-1004	-744	-152	-5	ODpot_if_cu
ODbase_allclds	3308	2837	2941	2859	2763	3245	4326	4783	4754	3546	3286	3045	2835	ODbase_allclds
BL_Cloud_%	0	0	100	100	100	96	83	71	74	52	65	88	93	BL_Cloud_%
Sfc_Heating	0	-8	-3	9	10	21	70	99	38	-8	-21	-2	0	Sfc_Heating
Temp@2m	-	43.1	42.8	42.8	43.2	44.6	46.2	47.0	46.5	45.3	45.2	45.7	45.3	Temp@2m
DewPt@2m	40.8	41.6	41.4	41.2	41.1	41.1	41.2	41.2	41.5	41.6	42.5	43.2	43.7	DewPt@2m
msl_pressure	1020	1019	1020	1020	1020	1021	1022	1022	1021	1021	1021	1021	1021	msl_pressure
1hr_rain_acc	-	0	0	1	0	0	0	0	0	0	0	0	0	1hr_rain_acc
Hgt_Variab_	1141	992	664	540	534	424	466	679	422	1223	1106	767	742	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	unlikely	unlikely	unlikely	unlikely	unlikely	unlikely	unlikely
When_sfc_temp=	unlikely	unlikely	unlikely	unlikely	unlikely	unlikely	unlikely

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	unlikely	unlikely	unlikely	unlikely
When_sfc_temp=	unlikely	unlikely	unlikely	unlikely
BL_Depth_AGL_=	1500	2000	2500	3000
by=	unlikely	unlikely	unlikely	unlikely
When_sfc_temp=	unlikely	unlikely	unlikely	unlikely

* 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