DrJack's BLIPSPOT for: THU 05/09 Truckee 7207ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0952z - - 1000z - - 1553z - - 1854z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 9 hr - - 9 hr FCST PERIOD Temp@2m - - - 41.7 - - 47.5 - - 48.5 - - 42.7 Temp@2m Sfc.Heating - - - 94 - - 81 - - -4 - - -13 Sfc.Heating BL Depth - - - 1926 - - 3305 - - 16 - - 16 BL Depth Hcrit - - - 7963 - - 8886 - - 7206 - - 7206 Hcrit BL Top - - - 9133 - - 10511 - - 7223 - - 7223 BL Top Hgt.Variab. - - - 1355 - - 1466 - - 5844 - - 4296 Hgt.Variab. W* - - - 256 - - 298 - - 25 - - 7 W* B/S - - - 2 - - 2 - - 1 - - 0 B/S BL Wind - - - 23 - - 22 - - 7 - - 5 BL Wind Direction - - - 101 - - 089 - - 084 - - 061 Direction Wind Shear - - - 16 - - 15 - - 0 - - 0 Wind Shear Max.Converg - - - 29 - - 28 - - 11 - - 3 Max.Converg CLOUDpotent - - - 148 - - 179 - - -3210 - - -2027 CLOUDpotentl sfcLCL - - - 8985 - - 10332 - - 10434 - - 9251 sfcLCL ODpotential - - - -7510 - - -7056 - - -6313 - - -8019 ODpotential blCL - - - 16643 - - 17567 - - 13536 - - 15242 blCL maxRH - - - 58 - - 52 - - 54 - - 53 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 41.7 - - 47.5 - - 48.5 - - 42.7 Temp@2m DewPt@2m - - - 27.6 - - 27.5 - - 28.1 - - 27.6 DewPt@2m Temp@Bot - - - 41.2 - - 47.1 - - 50.1 - - 48.0 Temp@Bot DewPt@Bot - - - 26.4 - - 26.2 - - 26.9 - - 26.4 DewPt@bot Sfc.Heating - - - 94 - - 81 - - -4 - - -13 Sfc.Heating BL Depth - - - 1926 - - 3305 - - 16 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 4 - - 4 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 98207 8 298 7 286 14 294 8 310 98207 90830 2 123 3 278 12 316 11 005 90830 85187 12 082 2 039 7 039 5 041 85187 80482 11 095 8 078 7 084 8 073 80482 76422 12 075 11 094 9 098 10 088 76422 72831 11 064 14 075 11 091 11 088 72831 69574 9 110 9 059 10 046 12 066 69574 66570 9 097 4 113 5 024 9 052 66570 63778 6 090 1 059 7 042 10 038 63778 61073 6 081 5 128 7 330 9 350 61073 58245 13 019 9 049 6 001 11 005 58245 55298 17 003 11 345 15 003 16 346 55298 52472 20 356 15 359 19 005 17 006 52472 49924 24 360 24 355 22 346 21 003 49924 47634 25 351 24 350 24 338 23 352 47634 45555 24 355 25 357 26 353 24 003 45555 43665 26 003 25 004 28 358 29 008 43665 41942 25 006 24 004 28 002 30 013 41942 40356 26 007 24 007 29 011 28 018 40356 38889 27 005 26 014 30 022 29 023 38889 37526 26 004 27 018 31 026 31 023 37526 36229 27 005 29 027 30 029 30 033 36229 34940 27 016 31 027 34 038 37 042 34940 33637 28 027 33 025 40 042 46 041 33637 32323 30 027 34 028 39 042 48 040 32323 30980 32 025 35 032 35 044 45 043 30980 29598 35 029 34 036 35 048 42 045 29598 28181 36 034 32 041 34 049 38 046 28181 26731 36 041 32 045 32 049 35 046 26731 25251 35 042 32 048 30 049 32 046 25251 23748 33 041 32 049 30 047 29 045 23748 22216 31 044 32 052 30 046 25 045 22216 20649 31 054 30 059 28 049 21 041 20649 19072 31 065 28 067 23 055 18 034 19072 17561 29 070 26 073 19 057 17 033 17561 16187 27 071 25 075 19 067 18 040 16187 14958 26 073 25 078 20 080 18 052 14958 13856 28 079 27 083 20 086 19 067 13856 12862 32 086 28 088 20 088 20 077 12862 11961 36 092 26 090 21 088 23 081 11961 11145 36 097 25*090 21 087 23 082 11145 10408 31 100 25*090 21 087 23 082 10408 9739 28*102 24 090 20 087 23 082 9739 9125 27*102 23 090 20 086 22 083 9125 8571 25 101 23 089 19 086 21 083 8571 8098 24 101 22 089 17 086 19 083 8098 7729 23 100 20 088 16 086 17 082 7729 7471 20 100 18 088 14 085 13 078 7471 7314 17 099 15 088 12*085 10*073 7314 7223 11 098 10 087 7*084 5*061 7223 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography