DrJack's BLIPSPOT for: WED 08/26 Truckee 7208ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 71.6 - - 74.4 - - 72.1 - - 63.7 Temp@2m Sfc.Heating - - - 376 - - 496 - - 265 - - -27 Sfc.Heating BL Depth - - - 5740 - - 6965 - - 5823 - - 16 BL Depth Hcrit - - - 11379 - - 12477 - - 11293 - - 7207 Hcrit BL Top - - - 12948 - - 14174 - - 13031 - - 7224 BL Top Hgt.Variab. - - - 1837 - - 1653 - - 2196 - - 2350 Hgt.Variab. W* - - - 553 - - 647 - - 495 - - 8 W* B/S - - - 4 - - 5 - - 4 - - 0 B/S BL Wind - - - 23 - - 23 - - 20 - - 5 BL Wind Direction - - - 228 - - 231 - - 233 - - 247 Direction Wind Shear - - - 16 - - 12 - - 12 - - 0 Wind Shear Max.Converg - - - -52 - - -42 - - -44 - - -11 Max.Converg CLOUDpotent - - - -622 - - 128 - - -441 - - -6893 CLOUDpotentl sfcLCL - - - 13571 - - 14047 - - 13473 - - 14118 sfcLCL ODpotential - - - -4195 - - -3128 - - -3175 - - -12635 ODpotential blCL - - - 17143 - - 17302 - - 16206 - - 19859 blCL maxRH - - - 70 - - 61 - - 59 - - 55 maxRH CAPE - - - 30 - - 100 - - 0 - - 0 CAPE Temp@2m - - - 71.6 - - 74.4 - - 72.1 - - 63.7 Temp@2m DewPt@2m - - - 37.1 - - 37.6 - - 38.0 - - 27.4 DewPt@2m Temp@Bot - - - 69.7 - - 72.0 - - 70.6 - - 65.5 Temp@Bot DewPt@Bot - - - 36.7 - - 37.1 - - 37.7 - - 27.1 DewPt@bot Sfc.Heating - - - 376 - - 496 - - 265 - - -27 Sfc.Heating BL Depth - - - 5740 - - 6965 - - 5823 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 6 - - 6 - - 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] 99227 19 124 21 099 19 116 23 090 99227 91761 20 119 13 113 18 103 16 104 91761 85998 15 099 16 122 10 089 18 081 85998 81214 13 102 17 115 7 095 13 077 81214 77098 12 093 10 106 11 091 7 049 77098 73466 12 075 8 097 8 090 7 082 73466 70180 5 079 8 090 6 074 7 093 70180 67164 6 078 5 103 3 029 6 066 67164 64369 1 104 2 181 1 097 6 059 64369 61673 9 177 7 181 9 220 7 267 61673 58882 15 210 16 226 10 236 6 204 58882 55976 20 225 25 220 23 243 15 248 55976 53196 24 234 32 227 42 240 40 249 53196 50714 37 241 44 236 53 236 55 245 50714 48501 48 247 49 244 56 243 57 249 48501 46495 57 251 60 249 67 248 68 253 46495 44660 64 249 67 247 70 244 72 250 44660 42966 64 247 64 246 63 245 65 249 42966 41394 60 248 61 248 56 247 59 247 41394 39928 53 247 57 250 54 247 54 241 39928 38557 49 248 54 251 53 245 52 240 38557 37249 50 247 53 250 49 242 49 238 37249 35940 50 245 51 247 48 239 48 235 35940 34604 49 243 49 242 48 237 47 236 34604 33244 46 242 47 238 48 238 46 238 33244 31852 43 241 44 235 46 237 45 236 31852 30418 40 239 41 232 42 235 43 235 30418 28947 39 235 40 231 39 234 42 235 28947 27442 37 231 38 231 35 235 40 236 27442 25906 34 232 31 232 31 232 38 234 25906 24345 28 232 25 225 29 227 37 231 24345 22756 23 230 21 219 30 222 37 225 22756 21133 20 227 21 217 31 220 36 217 21133 19503 19 224 22 216 32 219 35 212 19503 17944 20 224 24 217 32 219 34 211 17944 16527 23 226 25 220 32 221 33 212 16527 15259 26 228 25*223 30 222 32 215 15259 14117 29 231 24*225 27 224 31 219 14117 13084 28*231 23 227 24*227 30 222 13084 12146 28*231 23 228 22*228 29 225 12146 11295 26 229 24 230 22 230 28 226 11295 10526 25 228 23 231 21 232 26 229 10526 9830 24 228 23 233 21 233 24 232 9830 9192 23 227 23 234 21 234 23 234 9192 8617 22 227 23 234 21 235 21 236 8617 8127 21 228 22 235 20 236 18 239 8127 7746 20 227 21 235 19 236 16 242 7746 7480 18 228 19 236 18 236 13 243 7480 7318 16 227 17 236 16 236 10*245 7318 7224 11 227 12 236 11 237 5*247 7224 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