DrJack's BLIPSPOT for: FRI 08/21 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 - - 1334z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 73.2 - - 74.9 - - 72.2 - - 63.0 Temp@2m Sfc.Heating - - - 352 - - 455 - - 226 - - -15 Sfc.Heating BL Depth - - - 3162 - - 4669 - - 2855 - - 16 BL Depth Hcrit - - - 9336 - - 10596 - - 8959 - - 7207 Hcrit BL Top - - - 10371 - - 11878 - - 10063 - - 7224 BL Top Hgt.Variab. - - - 4766 - - 3597 - - 2619 - - 1529 Hgt.Variab. W* - - - 444 - - 550 - - 371 - - 9 W* B/S - - - 5 - - 6 - - 4 - - 0 B/S BL Wind - - - 15 - - 16 - - 17 - - 6 BL Wind Direction - - - 218 - - 229 - - 237 - - 246 Direction Wind Shear - - - 9 - - 8 - - 9 - - 0 Wind Shear Max.Converg - - - -30 - - -31 - - -47 - - -13 Max.Converg CLOUDpotent - - - -3316 - - -2872 - - -4433 - - -5792 CLOUDpotentl sfcLCL - - - 13688 - - 14751 - - 14497 - - 13016 sfcLCL ODpotential - - - -5599 - - -5563 - - -7757 - - -10684 ODpotential blCL - - - 15970 - - 17441 - - 17820 - - 17908 blCL maxRH - - - 99 - - 85 - - 87 - - 89 maxRH CAPE - - - 10 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 73.2 - - 74.9 - - 72.2 - - 63.0 Temp@2m DewPt@2m - - - 38.2 - - 35.2 - - 33.8 - - 31.5 DewPt@2m Temp@Bot - - - 71.0 - - 72.4 - - 70.7 - - 63.8 Temp@Bot DewPt@Bot - - - 37.8 - - 34.6 - - 33.4 - - 31.4 DewPt@bot Sfc.Heating - - - 352 - - 455 - - 226 - - -15 Sfc.Heating BL Depth - - - 3162 - - 4669 - - 2855 - - 16 BL Depth EXPERIMENT - - - 95 - - 40 - - 47 - - 56 EXPERIMENT EXPERIMENT2 - - - 6 - - 5 - - 5 - - 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] 99361 26 112 24 113 18 149 12 094 99361 91868 18 130 19 113 18 108 18 124 91868 86055 15 114 18 111 14 094 17 115 86055 81242 18 117 13 115 14 114 17 085 81242 77118 18 107 13 113 14 119 14 098 77118 73476 15 103 12 115 12 121 16 115 73476 70180 13 120 10 136 11 089 13 103 70180 67174 11 124 11 156 3 076 10 098 67174 64400 7 088 11 153 3 142 3 140 64400 61723 1 185 11 176 6 191 6 202 61723 58921 14 200 15 200 10 216 3 203 58921 56002 24 196 32 202 32 206 27 226 56002 53249 32 201 36 196 39 200 37 210 53249 50792 42 209 38 208 40 207 41 214 50792 48587 49 216 48 213 50 210 51 213 48587 46579 58 215 54 214 54 209 54 211 46579 44736 62 206 61 208 58 211 56 211 44736 43040 58 195 59 202 62 210 62 215 43040 41466 56 196 54 203 59 206 63 213 41466 39994 56 197 51 204 54 203 58 211 39994 38618 53 196 51 199 52 204 55 212 38618 37306 48 195 49 197 50 206 53 213 37306 35993 44 192 45 198 48 207 50 212 35993 34652 46 189 44 197 48 206 49 211 34652 33287 47 184 43 193 47 208 48 210 33287 31888 43 180 40 193 46 209 46 210 31888 30450 38 182 42 199 42 210 44 209 30450 28976 34 185 46 200 39 210 45 209 28976 27465 32 183 42 191 40 210 42 211 27465 25925 31 185 36 187 39 213 38 212 25925 24362 30 190 33 193 34 215 36 209 24362 22772 29 200 31 202 34 204 37 202 22772 21148 31 208 30 207 30 196 37 197 21148 19519 32 205 29 208 27 192 34 190 19519 17963 31 195 28 203 26 188 30 180 17963 16547 29 184 27 196 25 187 28 175 16547 15275 27 179 27 191 25 190 27 179 15275 14129 25 177 25 190 25 194 26 189 14129 13090 23 180 22 193 25 199 26 200 13090 12147 21 189 19*201 25 204 27 209 12147 11293 20 200 16*213 24 209 28 216 11293 10521 18*208 16 220 21*217 28 220 10521 9825 17*213 16 226 18*228 28 222 9825 9187 17 216 17 231 18 234 27 224 9187 8612 16 218 17 234 18 238 24 228 8612 8124 16 219 17 236 17 239 19 237 8124 7744 15 219 16 237 17 240 15 245 7744 7480 14 220 15 237 16 240 13 246 7480 7317 12 220 14 237 14 241 10*246 7317 7224 9 220 10 238 10 241 6*246 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