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RASP Blanchard RASP Tiger RASP Fraser Valley RASP PNW big picture

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

from TJ's RASP forecasts BLIPSPOT: 5 Sep 2025 → Sep 04 20:01 PDT for Friday GlacierPk Windgram

ForecastPd	15hrs	16hrs	17hrs	18hrs	19hrs	20hrs	21hrs	22hrs	23hrs	24hrs	25hrs	26hrs	27hrs	ForecastPd
PNW_d2	gridpt=	42,53
Lat,Lon=	48.114,-121.113
VALID.TIME	08 PDT	09 PDT	10 PDT	11 PDT	12 PDT	13 PDT	14 PDT	15 PDT	16 PDT	17 PDT	18 PDT	19 PDT	20 PDT	VALID.TIME
10M_Wind_Dir	157°	154°	162°	175°	185°	212°	218°	223°	264°	282°	308°	281°	120°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	6	4	4	4	3	2	4	4	5	4	3	4	2	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	7	5	4	4	3	2	4	5	5	5	3	4	2	10M_Wind_Sp_Kt
Treetop_WSp_Kt	10	7	6	6	5	3	5	7	7	6	4	4	2	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	12	8	7	7	6	4	6	8	8	6	4	4	3	Lev_Abv_WSp_Kt
Up_Velocity fpm	0	141	300	426	511	545	545	477	450	341	160	0	0	Up_Velocity fpm
cm/s_Convergence	0	-25	21	44	104	176	169	139	103	35	12	5	-15	cm/s_Convergence
MaxSoar1.1m/s	6335	6335	7924	10240	12282	13158	13273	12597	11669	9589	6335	6335	6335	MaxSoar1.1m/s
MaxSoar_AGL	0	0	1590	3906	5947	6824	6939	6262	5335	3254	0	0	0	MaxSoar_AGL
MaxSoar_clds	6335	6335	7924	10240	12282	13158	13273	12597	11669	9589	6335	6335	6335	MaxSoar_clds
Bouy/Shr_Ratio	0	2	4	5	8	12	11	7	7	6	7	0	0	Bouy/Shr_Ratio
BL_Top_TI=0	6361	7099	9434	12249	14722	15764	15923	15382	14219	11968	8069	6361	6361	BL_Top_TI=0
BL_Depth_AGL	26	765	3099	5914	8387	9429	9588	9047	7885	5634	1735	27	27	BL_Depth_AGL
Avg_BLWindSpd	6	8	8	8	6	4	5	6	6	5	2	4	2	Avg_BLWindSpd
Avg_BlWindDir	157	160	181	182	182	182	175	173	189	206	260	280	119	Avg_BlWindDir
Wind_Shear	0	5	6	6	6	8	6	6	10	9	6	0	0	Wind_Shear
BLTop_WdSp	6	9	10	10	9	9	8	6	6	6	3	4	2	BLTop_WdSp
BLTopWDir	157	167	186	174	160	165	169	153	140	165	187	280	119	BLTopWDir
CAPE_TSpoten	0	19	280	402	468	682	725	785	1084	1303	2055	2578	2295	CAPE_TSpoten
CUbase_LCL	12326	12525	12776	13290	13676	13736	13745	13298	12136	11078	9671	7790	7966	CUbase_LCL
ODpot_if_cu	-8039	-6968	-5384	-2942	-600	790	850	936	767	-271	-3233	-2396	-2789	ODpot_if_cu
ODbase_allclds	14400	14067	14818	15191	15322	14974	15073	14446	13452	12239	11303	8757	9150	ODbase_allclds
BL_Cloud_%	0	0	0	0	0	69	100	100	100	33	0	29	19	BL_Cloud_%
Sfc_Heating	-16	38	98	150	184	200	196	137	133	79	24	-4	-9	Sfc_Heating
Temp@2m	63.9	67.3	69.2	71.0	72.3	73.0	73.2	72.7	71.3	69.8	67.6	62.1	58.9	Temp@2m
DewPt@2m	39.5	40.7	41.1	40.5	39.9	40.3	40.4	42.0	45.8	49.1	53.2	57.9	54.6	DewPt@2m
msl_pressure	1013	1013	1013	1013	1013	1013	1013	1013	1013	1013	1013	1013	1013	msl_pressure
1hr_rain_acc	0	0	0	0	0	0	0	0	0	0	0	0	0	1hr_rain_acc
Hgt_Variab_	128	1774	1836	1985	946	448	316	266	386	835	1542	465	66	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	09:11	09:18	09:37	09:56	10:10	10:23	10:36
When_sfc_temp=	67.7	67.9	68.5	69.1	69.5	69.9	70.3

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	09:56	10:10	10:23	10:36
When_sfc_temp=	69.1	69.5	69.9	70.3
BL_Depth_AGL_=	1500	2000	2500	3000
by=	09:18	09:31	09:44	09:57
When_sfc_temp=	67.9	68.3	68.7	69.1

* 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