DrJack's BLIPSPOT for: WED 02/11 Truckee 7205ft 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 - - - 0659z - - 1001z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 30.2 - - 31.9 - - - - - 25.1 Temp@2m Sfc.Heating - - - 55 - - 89 - - - - - -7 Sfc.Heating BL Depth - - - 1088 - - 1312 - - - - - 16 BL Depth Hcrit - - - 7205 - - 7205 - - - - - 7205 Hcrit BL Top - - - 8294 - - 8517 - - - - - 7222 BL Top Hgt.Variab. - - - 2525 - - 2526 - - - - - 1644 Hgt.Variab. W* - - - 171 - - 214 - - - - - 0 W* B/S - - - 3 - - 3 - - - - - 0 B/S BL Wind - - - 10 - - 13 - - - - - 3 BL Wind Direction - - - 204 - - 200 - - - - - 240 Direction Wind Shear - - - 8 - - 11 - - - - - 0 Wind Shear Max.Converg - - - -9 - - -18 - - - - - -7 Max.Converg CLOUDpotent - - - 1072 - - 1295 - - - - - 1 CLOUDpotentl sfcLCL - - - 7222 - - 7222 - - - - - 7222 sfcLCL ODpotential - - - 312 - - 166 - - - - - -828 ODpotential blCL - - - 7982 - - 8351 - - - - - 8050 blCL maxRH - - - 101 - - 99 - - - - - 97 maxRH CAPE - - - 0 - - 130 - - - - - 0 CAPE Temp@2m - - - 30.2 - - 31.9 - - - - - 25.1 Temp@2m DewPt@2m - - - 27.7 - - 29.2 - - - - - 23.7 DewPt@2m Temp@Bot - - - 29.8 - - 31.1 - - - - - 26.8 Temp@Bot DewPt@Bot - - - 27.0 - - 28.2 - - - - - 25.2 DewPt@bot Sfc.Heating - - - 55 - - 89 - - - - - -7 Sfc.Heating BL Depth - - - 1088 - - 1312 - - - - - 16 BL Depth EXPERIMENT - - - 103 - - 94 - - - - - 87 EXPERIMENT EXPERIMENT2 - - - 4 - - 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] 96671 28 076 23 091 24 087 96671 89596 31 091 22 089 29 083 89596 84067 29 107 20 082 23 091 84067 79445 22 097 19 080 25 102 79445 75456 20 088 17 103 18 091 75456 71929 6 095 12 110 13 082 71929 68719 3 088 9 117 6 026 68719 65761 5 009 3 053 5 285 65761 63028 9 273 10 301 2 305 63028 60346 17 230 22 252 8 302 60346 57499 16 225 28 216 19 232 57499 54534 21 238 24 219 29 207 54534 51692 33 235 27 235 26 220 51692 49117 40 220 37 229 26 230 49117 46804 30 217 31 226 16 240 46804 44711 23 225 23 234 9 225 44711 42805 24 229 27 235 12 241 42805 41057 27 225 31 225 19 241 41057 39435 30 223 30 226 18 232 39435 37925 34 226 31 231 15 226 37925 36521 37 223 35 228 13 225 36521 35195 36 218 39 223 11 230 35195 33888 37 219 40 223 12 231 33888 32579 41 225 38 226 17 224 32579 31269 49 226 41 228 22 217 31269 29947 52 224 49 224 28 210 29947 28600 52 223 53 218 31 205 28600 27230 51 222 54 216 33 200 27230 25834 44 220 49 215 36 196 25834 24415 35 217 40 212 36 194 24415 22976 29 209 32 203 30 194 22976 21514 25 195 27 196 20 186 21514 20024 20 180 24 191 15 151 20024 18529 18 175 19 186 16 133 18529 17100 23 179 22 190 14 123 17100 15800 35 178 31 190 13 119 15800 14634 37 181 34 189 12 119 14634 13583 33 184 34 192 10 122 13583 12631 29 186 32 195 6 137 12631 11765 26 187 31 197 4 189 11765 10979 23 188 28 198 8 216 10979 10269 21 191 26 199 12 216 10269 9627 19 194 23 199 15 211 9627 9039 17 197 20*199 17 210 9039 8508 15*200 17*199 18 213 8508 8056 13*203 15 200 17 217 8056 7705 11 204 13 201 14 223 7705 7459 10 205 12 201 10 229 7459 7308 8 206 10 201 7*233 7308 7222 6 205 7 201 3*240 7222 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