DrJack's BLIPSPOT for: TUE 04/21 Williams 105ft pt35866@39.135,-122.099 SPONSORED BY: Milt Hare 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 - - - 53.6 - - 58.4 - - - - - 54.0 Temp@2m Sfc.Heating - - - 28 - - 103 - - - - - -24 Sfc.Heating BL Depth - - - 1011 - - 2140 - - - - - 16 BL Depth Hcrit - - - 105 - - 953 - - - - - 105 Hcrit BL Top - - - 1116 - - 2245 - - - - - 121 BL Top Hgt.Variab. - - - 3201 - - 3243 - - - - - 4852 Hgt.Variab. W* - - - 129 - - 257 - - - - - 15 W* B/S - - - 2 - - 6 - - - - - 0 B/S BL Wind - - - 10 - - 8 - - - - - 7 BL Wind Direction - - - 175 - - 149 - - - - - 199 Direction Wind Shear - - - 4 - - 3 - - - - - 0 Wind Shear Max.Converg - - - -3 - - 19 - - - - - -2 Max.Converg CLOUDpotent - - - 393 - - 716 - - - - - -1298 CLOUDpotentl sfcLCL - - - 723 - - 1529 - - - - - 1419 sfcLCL ODpotential - - - 100 - - 230 - - - - - -2395 ODpotential blCL - - - 1016 - - 2015 - - - - - 2516 blCL maxRH - - - 98 - - 100 - - - - - 71 maxRH CAPE - - - 210 - - 660 - - - - - 400 CAPE Temp@2m - - - 53.6 - - 58.4 - - - - - 54.0 Temp@2m DewPt@2m - - - 50.9 - - 52.0 - - - - - 48.3 DewPt@2m Temp@Bot - - - 53.4 - - 57.6 - - - - - 55.3 Temp@Bot DewPt@Bot - - - 50.2 - - 50.7 - - - - - 47.4 DewPt@bot Sfc.Heating - - - 28 - - 103 - - - - - -24 Sfc.Heating BL Depth - - - 1011 - - 2140 - - - - - 16 BL Depth EXPERIMENT - - - 93 - - 102 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 8 - - 8 - - - - - 7 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] 97315 34 278 43 278 42 286 97315 89974 32 280 38 288 33 294 89974 84329 24 275 34 282 24 303 84329 79653 23 282 18 264 20 277 79653 75650 22 270 13 255 17 277 75650 72107 13 240 14 249 15 299 72107 68875 2 171 8 260 15 269 68875 65894 17 248 17 282 12 246 65894 63112 25 230 27 251 15 262 63112 60395 23 221 30 233 26 252 60395 57558 21 222 27 226 27 249 57558 54608 23 233 22 224 29 261 54608 51780 25 236 24 244 36 263 51780 49226 33 238 32 237 36 261 49226 46922 33 226 30 229 38 260 46922 44821 26 220 28 240 38 265 44821 42896 32 236 32 243 40 267 42896 41126 43 232 36 242 42 264 41126 39483 47 223 39 239 43 268 39483 37950 49 221 41 235 47 274 37950 36512 55 214 45 233 50 275 36512 35127 61 209 48 228 51 274 35127 33725 67 206 48 220 51 275 33725 32280 75 201 48 211 49 275 32280 30797 86 195 49 202 44 274 30797 29263 91 189 49 194 39 272 29263 27666 91 188 49 187 32 269 27666 26010 85 187 52 180 24 260 26010 24298 71 187 56 175 17 210 24298 22527 59 187 57 175 25 175 22527 20687 55 187 48 182 25 187 20687 18766 51 189 42 192 23 205 18766 16760 40 195 34 204 19 216 16760 14711 27 204 28 213 17 226 14711 12730 26 208 29 216 15 235 12730 10921 25 220 25 222 14 246 10921 9312 24 228 22 222 11 253 9312 7884 21 229 20 224 9 264 7884 6616 18 230 16 229 11 280 6616 5490 15 232 13 232 14 280 5490 4495 13 234 11 228 18 275 4495 3619 12 232 9 213 20 270 3619 2846 12 225 7*184 20 265 2846 2154 12 213 8*162 20 259 2154 1544 12*196 8 156 19 251 1544 1035 12*182 8 146 18 242 1035 645 11 175 9 143 15 228 645 377 10 173 8 141 12 211 377 214 9 171 8 141 10 204 214 121 8 170 7 140 7*199 121 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