DrJack's BLIPSPOT for: TUE 07/28 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 - - - 0659z - - 1001z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 72.7 - - 75.0 - - - - - 62.9 Temp@2m Sfc.Heating - - - 319 - - 445 - - - - - -24 Sfc.Heating BL Depth - - - 3900 - - 4394 - - - - - 16 BL Depth Hcrit - - - 9880 - - 10378 - - - - - 7207 Hcrit BL Top - - - 11108 - - 11603 - - - - - 7224 BL Top Hgt.Variab. - - - 2077 - - 2632 - - - - - 1515 Hgt.Variab. W* - - - 464 - - 539 - - - - - 12 W* B/S - - - 9 - - 9 - - - - - 0 B/S BL Wind - - - 9 - - 10 - - - - - 5 BL Wind Direction - - - 222 - - 245 - - - - - 270 Direction Wind Shear - - - 6 - - 4 - - - - - 0 Wind Shear Max.Converg - - - -9 - - -26 - - - - - -10 Max.Converg CLOUDpotent - - - -9824 - - -7882 - - - - - -6781 CLOUDpotentl sfcLCL - - - 20933 - - 19486 - - - - - 14006 sfcLCL ODpotential - - - -17451 - - -15094 - - - - - -12227 ODpotential blCL - - - 28559 - - 26697 - - - - - 19451 blCL maxRH - - - 11 - - 15 - - - - - 27 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 72.7 - - 75.0 - - - - - 62.9 Temp@2m DewPt@2m - - - 5.5 - - 14.1 - - - - - 27.1 DewPt@2m Temp@Bot - - - 70.7 - - 72.4 - - - - - 64.2 Temp@Bot DewPt@Bot - - - 4.6 - - 13.0 - - - - - 26.6 DewPt@bot Sfc.Heating - - - 319 - - 445 - - - - - -24 Sfc.Heating BL Depth - - - 3900 - - 4394 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 1 - - 2 - - - - - 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] 99428 38 116 32 102 34 106 99428 91910 25 100 29 117 30 103 91910 86105 27 110 27 109 30 102 86105 81296 34 115 27 112 26 103 81296 77162 31 105 23 121 21 105 77162 73512 21 092 23 114 18 100 73512 70225 10 119 19 104 15 103 70225 67218 8 144 10 124 15 104 67218 64430 6 164 9 164 7 070 64430 61747 9 147 9 158 5 214 61747 58963 13 225 15 228 14 184 58963 56071 27 207 30 224 19 244 56071 53339 22 203 30 209 30 241 53339 50895 28 234 30 216 35 232 50895 48695 39 238 36 226 43 229 48695 46686 45 235 46 234 46 222 46686 44830 50 230 52 232 49 224 44830 43107 56 222 58 224 59 228 43107 41498 62 217 66 217 69 228 41498 39990 67 215 70 217 69 227 39990 38578 70 222 67 221 66 227 38578 37233 65 225 63 223 66 227 37233 35893 60 223 60 225 69 226 35893 34533 57 225 60 224 71 225 34533 33156 52 229 57 226 68 224 33156 31756 47 234 51 227 62 222 31756 30321 41 234 46 223 56 222 30321 28854 37 229 44 223 45 225 28854 27355 37 229 42 226 35 228 27355 25827 34 238 35 231 28 224 25827 24275 25 237 28 226 28 220 24275 22697 18 223 27 219 24 215 22697 21086 19 217 25 221 23 203 21086 19467 18 220 21 221 33 186 19467 17917 15 225 17 220 31 177 17917 16507 13 226 14 216 25 175 16507 15243 11 224 11 206 22 172 15243 14104 11 216 11 195 18 174 14104 13071 13 209 10 192 15 178 13071 12134 13 204 9*200 12 188 12134 11283 12*204 8*220 11 200 11283 10516 11*208 8 230 11 212 10516 9820 10 217 10 244 10 225 9820 9184 10 222 11 249 11 249 9184 8611 10 224 12 250 13 267 8611 8124 9 226 12 251 14 272 8124 7744 9 227 12 252 13 272 7744 7480 8 228 11 252 12 271 7480 7318 8 227 11 251 9*271 7318 7224 6 227 8 252 5*270 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