DrJack's BLIPSPOT for: SUN 07/26 Truckee 7208ft 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 - - - 0659z - - 1001z - - - - - 1853z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 9 hr FCST PERIOD Temp@2m - - - 70.6 - - 72.0 - - - - - 60.8 Temp@2m Sfc.Heating - - - 360 - - 482 - - - - - -18 Sfc.Heating BL Depth - - - 2746 - - 3654 - - - - - 16 BL Depth Hcrit - - - 9028 - - 9812 - - - - - 7207 Hcrit BL Top - - - 9954 - - 10862 - - - - - 7224 BL Top Hgt.Variab. - - - 1357 - - 1416 - - - - - 1880 Hgt.Variab. W* - - - 429 - - 519 - - - - - 12 W* B/S - - - 4 - - 4 - - - - - 0 B/S BL Wind - - - 19 - - 22 - - - - - 7 BL Wind Direction - - - 230 - - 233 - - - - - 250 Direction Wind Shear - - - 12 - - 13 - - - - - 0 Wind Shear Max.Converg - - - -42 - - -48 - - - - - -11 Max.Converg CLOUDpotent - - - -7751 - - -6074 - - - - - -5948 CLOUDpotentl sfcLCL - - - 17706 - - 16937 - - - - - 13173 sfcLCL ODpotential - - - -15235 - - -12814 - - - - - -13338 ODpotential blCL - - - 25189 - - 23676 - - - - - 20562 blCL maxRH - - - 35 - - 30 - - - - - 36 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 70.6 - - 72.0 - - - - - 60.8 Temp@2m DewPt@2m - - - 18.3 - - 23.0 - - - - - 28.7 DewPt@2m Temp@Bot - - - 68.5 - - 69.5 - - - - - 61.6 Temp@Bot DewPt@Bot - - - 17.1 - - 21.9 - - - - - 28.3 DewPt@bot Sfc.Heating - - - 360 - - 482 - - - - - -18 Sfc.Heating BL Depth - - - 2746 - - 3654 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 3 - - - - - 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] 99423 42 104 44 111 29 102 99423 91924 33 110 32 111 29 095 91924 86122 34 124 25 100 30 099 86122 81320 37 114 21 108 24 103 81320 77193 23 106 24 114 24 105 77193 73549 17 122 15 113 20 106 73549 70272 14 131 12 145 14 106 70272 67268 15 119 12 139 7 112 67268 64499 1 116 8 159 5 130 64499 61836 5 208 7 196 10 258 61836 59076 23 226 22 224 12 212 59076 56225 31 207 28 222 16 228 56225 53520 32 206 35 224 37 238 53520 51102 40 225 48 223 49 239 51102 48922 54 233 56 225 54 237 48922 46923 65 231 62 230 58 234 46923 45075 73 228 69 230 63 232 45075 43357 78 223 75 226 66 232 43357 41750 80 222 76 223 67 230 41750 40239 83 225 77 223 73 231 40239 38823 86 226 79 223 79 229 38823 37472 88 225 81 223 81 226 37472 36121 87 225 79 224 79 223 36121 34747 81 226 74 224 76 222 34747 33357 71 225 68 221 70 223 33357 31942 63 224 62 221 61 225 31942 30493 52 224 53 223 51 227 30493 29012 43 228 44 228 44 225 29012 27502 41 229 40 230 39 223 27502 25963 39 227 38 228 37 221 25963 24399 37 225 37 226 35 220 24399 22804 36 224 36 225 33 221 22804 21173 34 224 36 226 31 223 21173 19532 33 224 35 226 29 222 19532 17961 31 225 34 227 27 220 17961 16532 30 225 33 227 26 219 16532 15254 29 226 33 228 26 218 15254 14103 28 227 33 227 27 220 14103 13062 28 227 32 226 28 223 13062 12119 28 228 31 224 28 226 12119 11266 28 228 27*225 28 229 11266 10498 25*227 24*228 28 230 10498 9805 22*229 24 231 27 232 9805 9172 21 229 23 233 23 238 9172 8603 21 230 23 234 21 246 8603 8119 20 231 22 235 19 249 8119 7742 19 231 21 236 18 250 7742 7478 17 231 19 236 15 250 7478 7317 15 231 17 236 12*250 7317 7224 10 232 12 236 7*250 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