DrJack's BLIPSPOT for: SAT 05/18 Truckee 7175ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 21Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 1008z - - 1333z - - 1558z - - 1857z - - 2158z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 34.4 - - 39.6 - - 36.8 - - 34.7 - - 30.2 Temp@2m Sfc.Heating 6 - - 132 - - 162 - - 63 - - 13 Sfc.Heating BL Depth 16 - - 1991 - - 2583 - - 384 - - 104 BL Depth Hcrit 7175 - - 8122 - - 8618 - - 7175 - - 7175 Hcrit BL Top 7192 - - 9167 - - 9758 - - 7559 - - 7279 BL Top Hgt.Variab. 1608 - - 1334 - - 1782 - - 3182 - - 1535 Hgt.Variab. W* 23 - - 283 - - 327 - - 126 - - 48 W* B/S 0 - - 2 - - 2 - - 2 - - 1 B/S BL Wind 9 - - 21 - - 27 - - 15 - - 15 BL Wind Direction 206 - - 206 - - 215 - - 230 - - 218 Direction Wind Shear 0 - - 20 - - 23 - - 8 - - 7 Wind Shear Max.Converg -12 - - -30 - - -54 - - -24 - - -25 Max.Converg CLOUDpotent -209 - - 1496 - - 2567 - - 367 - - 88 CLOUDpotentl sfcLCL 7402 - - 7671 - - 7192 - - 7192 - - 7191 sfcLCL ODpotential -4617 - - -2141 - - 1052 - - 141 - - -259 ODpotential blCL 11809 - - 11308 - - 8706 - - 7418 - - 7538 blCL maxRH 87 - - 91 - - 97 - - 100 - - 99 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 34.4 - - 39.6 - - 36.8 - - 34.7 - - 30.2 Temp@2m DewPt@2m 27.0 - - 30.9 - - 33.6 - - 33.9 - - 29.1 DewPt@2m Temp@Bot 34.3 - - 38.7 - - 36.0 - - 34.7 - - 30.2 Temp@Bot DewPt@Bot 26.4 - - 29.3 - - 32.6 - - 33.8 - - 29.4 DewPt@bot Sfc.Heating 6 - - 132 - - 162 - - 63 - - 13 Sfc.Heating BL Depth 16 - - 1991 - - 2583 - - 384 - - 104 BL Depth EXPERIMENT 48 - - 64 - - 89 - - 101 - - 95 EXPERIMENT EXPERIMENT2 4 - - 4 - - 4 - - 5 - - 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] 97999 27 101 29 103 25 115 26 104 26 101 97999 90560 29 094 27 108 23 116 19 104 25 097 90560 84844 25 093 25 107 23 125 18 106 26 103 84844 80115 21 103 24 105 22 126 14 120 22 099 80115 76032 21 110 19 110 19 126 13 137 17 113 76032 72402 15 120 14 116 18 138 14 137 14 109 72402 69099 11 154 9 159 13 153 13 159 8 144 69099 66049 9 185 12 169 11 179 11 159 10 146 66049 63196 12 198 14 205 16 208 12 206 11 219 63196 60423 13 192 19 216 18 214 16 206 20 225 60423 57540 16 239 22 230 19 231 13 239 13 230 57540 54529 25 253 23 235 24 239 26 246 11 270 54529 51632 28 260 27 252 34 246 33 245 31 251 51632 49025 37 273 39 255 39 250 40 251 40 240 49025 46709 52 270 47 264 47 260 43 250 50 251 46709 44644 60 273 63 261 64 260 48 255 59 250 44644 42781 69 276 66 261 66 256 63 254 61 238 42781 41076 84 279 75 266 68 257 63 246 53 229 41076 39490 101 276 87 267 79 258 64 253 49 233 39490 38006 104 276 94 266 90 259 72 257 55 243 38006 36625 103 278 95 265 95 259 80 258 65 248 36625 35322 102 280 93 266 94 258 88 257 72 248 35322 34036 97 282 90 267 95 259 88 257 74 247 34036 32745 87 282 86 269 93 260 85 253 70 244 32745 31454 77 282 81 269 81 260 75 247 61 238 31454 30147 69 282 76 269 63 256 62 245 52 230 30147 28807 62 281 69 269 51 245 52 248 47 223 28807 27431 50 278 58 267 50 236 42 250 44 214 27431 26018 40 269 46 266 51 233 36 239 44 204 26018 24575 37 263 39 261 50 237 36 226 49 203 24575 23109 36 264 40 257 47 241 36 224 50 208 23109 21620 34 268 44 256 45 241 30 225 40 215 21620 20107 30 270 43 250 45 238 23 232 23 220 20107 18593 27 267 44 252 46 239 20 250 11 217 18593 17149 25 258 45 252 47 238 24 255 10 237 17149 15836 24 250 42 239 45 232 29 248 16 248 15836 14660 21 244 41 220 43 222 34 240 26 253 14660 13600 18 238 38 209 43 211 40 233 35 257 13600 12640 16 233 35 207 43 204 46 222 40 259 12640 11767 16 223 33 209 42 203 50 210 40 260 11767 10974 18 213 33 209 40 204 46 205 34 260 10974 10259 20 205 33 207 38*206 40 208 28 256 10259 9611 22 202 32*206 35*210 35 213 26 244 9611 9019 25 202 29*205 32 213 32 219 31 226 9019 8486 26 202 26 205 29 216 28 225 34 218 8486 8032 26 201 22 207 26 218 25 229 33 216 8032 7677 23 201 19 207 23 219 22*230 29 217 7677 7430 19 203 17 208 21 220 19*230 24*217 7430 7279 16*204 14 208 17 221 15 230 19*218 7279 7191 9*206 10 208 12 221 10 230 13 218 7191 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