DrJack's BLIPSPOT for: FRI 07/17 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 - - - 70.7 - - 73.5 - - - - - 62.6 Temp@2m Sfc.Heating - - - 317 - - 414 - - - - - -17 Sfc.Heating BL Depth - - - 3002 - - 4784 - - - - - 16 BL Depth Hcrit - - - 9191 - - 10668 - - - - - 7207 Hcrit BL Top - - - 10210 - - 11992 - - - - - 7224 BL Top Hgt.Variab. - - - 2881 - - 2802 - - - - - 1536 Hgt.Variab. W* - - - 426 - - 544 - - - - - 15 W* B/S - - - 5 - - 7 - - - - - 1 B/S BL Wind - - - 17 - - 13 - - - - - 5 BL Wind Direction - - - 222 - - 230 - - - - - 254 Direction Wind Shear - - - 8 - - 5 - - - - - 0 Wind Shear Max.Converg - - - -35 - - -29 - - - - - -10 Max.Converg CLOUDpotent - - - -5943 - - -4125 - - - - - -5367 CLOUDpotentl sfcLCL - - - 16154 - - 16118 - - - - - 12592 sfcLCL ODpotential - - - -12141 - - -9300 - - - - - -10958 ODpotential blCL - - - 22351 - - 21292 - - - - - 18182 blCL maxRH - - - 44 - - 29 - - - - - 74 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 70.7 - - 73.5 - - - - - 62.6 Temp@2m DewPt@2m - - - 25.0 - - 27.7 - - - - - 32.9 DewPt@2m Temp@Bot - - - 68.9 - - 71.1 - - - - - 63.7 Temp@Bot DewPt@Bot - - - 23.8 - - 26.6 - - - - - 32.0 DewPt@bot Sfc.Heating - - - 317 - - 414 - - - - - -17 Sfc.Heating BL Depth - - - 3002 - - 4784 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - - - - 5 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] 99644 36 109 31 115 28 109 99644 92100 34 096 33 106 29 107 92100 86289 30 107 29 108 27 106 86289 81481 28 114 29 115 26 096 81481 77351 23 102 25 110 20 088 77351 73690 17 113 22 117 16 109 73690 70380 18 120 14 107 16 108 70380 67357 19 117 11 136 10 121 67357 64555 15 122 11 159 7 111 64555 61855 11 121 13 150 9 179 61855 59046 16 209 7 197 12 155 59046 56137 24 189 32 208 21 216 56137 53389 38 189 45 198 38 205 53389 50937 40 199 45 199 47 197 50937 48740 51 217 55 208 51 198 48740 46738 64 216 67 216 53 207 46738 44894 73 219 76 218 62 218 44894 43181 78 217 75 217 71 220 43181 41575 74 217 70 217 74 221 41575 40065 71 219 70 218 75 223 40065 38650 69 216 69 215 74 223 38650 37303 66 212 66 213 70 221 37303 35962 64 209 63 213 68 219 35962 34598 61 209 60 212 64 220 34598 33219 59 210 59 212 62 220 33219 31812 56 213 56 211 60 219 31812 30367 53 213 53 209 58 220 30367 28888 51 212 52 208 53 222 28888 27382 46 213 47 211 48 221 27382 25854 45 212 42 213 45 218 25854 24306 43 210 40 211 42 216 24306 22729 37 206 39 206 38 210 22729 21114 33 204 37 203 36 203 21114 19489 29 207 32 204 33 194 19489 17934 25 211 27 203 33 181 17934 16518 21 211 23 197 32 176 16518 15250 18 207 20 189 29 175 15250 14108 17 201 17 185 26 177 14108 13073 17 202 14 188 24 184 13073 12133 17 209 12*202 23 194 12133 11282 18 216 12*216 22 205 11282 10514 18*219 13 223 22 214 10514 9820 18*220 14 228 20 223 9820 9185 18 221 14 232 18 231 9185 8611 18 222 15 233 15 242 8611 8123 17 223 15 234 13 253 8123 7744 17 224 14 235 12 255 7744 7480 15 224 13 235 10 255 7480 7318 13 224 12 236 8*254 7318 7224 9 223 9 235 5*254 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