DrJack's BLIPSPOT for: THU 05/01 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 - - 1001z - - 1333z - - 1855z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 48.1 - - 52.7 - - 52.7 - - 41.1 Temp@2m Sfc.Heating - - - 45 - - 58 - - 13 - - -49 Sfc.Heating BL Depth - - - 1559 - - 2621 - - 1535 - - 16 BL Depth Hcrit - - - 7207 - - 8181 - - 7207 - - 7206 Hcrit BL Top - - - 8766 - - 9828 - - 8742 - - 7223 BL Top Hgt.Variab. - - - 1580 - - 2521 - - 4596 - - 90 Hgt.Variab. W* - - - 196 - - 251 - - 136 - - 0 W* B/S - - - 3 - - 7 - - 9 - - 0 B/S BL Wind - - - 11 - - 6 - - 3 - - 6 BL Wind Direction - - - 103 - - 137 - - 252 - - 276 Direction Wind Shear - - - 7 - - 4 - - 1 - - 0 Wind Shear Max.Converg - - - 14 - - 3 - - -16 - - -15 Max.Converg CLOUDpotent - - - -1542 - - -1225 - - -1894 - - 0 CLOUDpotentl sfcLCL - - - 10309 - - 11053 - - 10637 - - 7223 sfcLCL ODpotential - - - -8690 - - -7347 - - -6578 - - -4366 ODpotential blCL - - - 17456 - - 17175 - - 15320 - - 11589 blCL maxRH - - - 42 - - 41 - - 45 - - 71 maxRH CAPE - - - 0 - - 0 - - 0 - - 80 CAPE Temp@2m - - - 48.1 - - 52.7 - - 52.7 - - 41.1 Temp@2m DewPt@2m - - - 28.2 - - 29.4 - - 31.2 - - 36.5 DewPt@2m Temp@Bot - - - 47.9 - - 52.2 - - 53.4 - - 45.8 Temp@Bot DewPt@Bot - - - 27.0 - - 28.2 - - 30.1 - - 38.0 DewPt@bot Sfc.Heating - - - 45 - - 58 - - 13 - - -49 Sfc.Heating BL Depth - - - 1559 - - 2621 - - 1535 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 4 - - 6 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] 97640 7 194 15 259 14 279 10 320 97640 90265 3 335 1 187 5 240 7 359 90265 84581 2 325 3 195 3 356 8 038 84581 79849 3 093 4 182 4 063 2 029 79849 75788 5 076 3 120 5 132 4 245 75788 72211 5 354 5 097 3 138 2 178 72211 68975 4 319 2 015 2 338 2 235 68975 65989 3 253 5 332 5 304 0 332 65989 63220 4 327 4 291 2 267 3 310 63220 60537 6 009 4 316 4 350 4 012 60537 57746 1 086 6 345 6 324 8 002 57746 54861 8 060 2 353 4 026 4 322 54861 52101 14 031 6 030 10 023 7 054 52101 49612 14 019 10 034 11 021 15 058 49612 47379 16 030 15 060 9 038 13 048 47379 45354 21 047 24 069 18 084 10 079 45354 43503 24 046 28 050 29 071 21 090 43503 41811 24 050 24 040 29 052 25 075 41811 40269 27 060 23 048 24 047 21 071 40269 38846 31 056 23 059 19 053 19 071 38846 37519 34 052 26 064 20 055 19 067 37519 36251 35 050 28 063 22 056 18 067 36251 34979 37 052 30 060 22 058 17 070 34979 33679 40 054 32 058 23 061 17 076 33679 32359 41 055 35 053 24 063 18 079 32359 31008 41 055 37 051 27 063 20 078 31008 29619 39 056 37 051 28 062 22 077 29619 28197 37 059 36 054 28 061 23 076 28197 26744 33 063 34 059 25 063 22 077 26744 25264 29 066 32 063 23 065 20 079 25264 23761 28 065 29 066 21 066 19 080 23761 22229 27 064 28 068 22 068 20 081 22229 20662 28 065 27 072 23 080 20 087 20662 19085 27 070 27 079 22 093 17 096 19085 17578 24 075 23 087 19 100 14 107 17578 16206 19 079 18 095 14 104 11 111 16206 14982 14 082 12 105 10 109 9 111 14982 13882 10 087 8 117 9 112 10 105 13882 12886 9 093 7 127 7 114 12 098 12886 11983 9 099 7 132 6 120 11 092 11983 11163 11 103 8 132 4 126 9 084 11163 10422 13 105 8*131 2 145 7 074 10422 9750 13 106 8*131 2 184 4 060 9750 9133 13*105 7 134 2*226 3 337 9133 8575 13*104 7 137 2*242 7 296 8575 8101 12 103 6 140 3 250 12 287 8101 7730 11 103 6 142 3 252 14 285 7730 7472 10 102 5 143 3 254 12 282 7472 7314 8 101 4 143 3 256 10*279 7314 7223 6 100 3 143 2 257 6*276 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