DrJack's BLIPSPOT for: FRI 02/20 Waynesboro_VA 1437ft pt32142@38.180,-78.911,1424ft BLIPSPOT sfc.temp. adjusted by +0.0 degF SPONSORED BY: Shenandoah Valley Soaring www.svsoar.org RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 62.0 - - 58.3 - - 47.8 Temp@2m Sfc.Heating - - - - - - -17 - - -80 - - -56 Sfc.Heating BL Depth - - - - - - 3372 - - 16 - - 16 BL Depth Hcrit - - - - - - 1276 - - 1276 - - 1275 Hcrit BL Top - - - - - - 4809 - - 1294 - - 1293 BL Top Hgt.Variab. - - - - - - 1573 - - 4727 - - 592 Hgt.Variab. W* - - - - - - 180 - - 27 - - 12 W* B/S - - - - - - 1 - - 0 - - 0 B/S BL Wind - - - - - - 30 - - 12 - - 8 BL Wind Direction - - - - - - 253 - - 246 - - 245 Direction Wind Shear - - - - - - 24 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 35 - - 4 - - 1 Max.Converg CLOUDpotent - - - - - - 1337 - - -3484 - - -2101 CLOUDpotentl sfcLCL - - - - - - 3472 - - 4778 - - 3394 sfcLCL ODpotential - - - - - - -4773 - - -8720 - - -10238 ODpotential blCL - - - - - - 9582 - - 10014 - - 11531 blCL maxRH - - - - - - 78 - - 42 - - 56 maxRH CAPE - - - - - - 20 - - 0 - - 0 CAPE Temp@2m - - - - - - 62.0 - - 58.3 - - 47.8 Temp@2m DewPt@2m - - - - - - 50.9 - - 41.7 - - 37.5 DewPt@2m Temp@Bot - - - - - - 62.7 - - 60.5 - - 51.4 Temp@Bot DewPt@Bot - - - - - - 49.4 - - 40.4 - - 36.6 DewPt@bot Sfc.Heating - - - - - - -17 - - -80 - - -56 Sfc.Heating BL Depth - - - - - - 3372 - - 16 - - 16 BL Depth EXPERIMENT - - - - - - 12 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - 5 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96715 25 095 23 066 27 072 96715 89553 22 086 24 078 23 082 89553 83994 16 084 18 086 18 068 83994 79341 12 067 14 102 15 061 79341 75303 12 055 10 089 10 037 75303 71729 8 043 3 153 5 286 71729 68501 5 069 4 018 3 010 68501 65537 12 019 7 273 11 290 65537 62803 14 276 10 282 9 291 62803 60145 8 272 22 278 19 293 60145 57353 27 276 27 248 33 241 57353 54454 41 264 36 267 34 239 54454 51696 60 275 62 275 56 269 51696 49251 87 263 85 264 82 260 49251 47088 85 263 99 260 100 258 47088 45124 106 267 115 260 117 258 45124 43316 130 263 124 257 125 254 43316 41645 138 258 128 255 134 252 41645 40093 136 255 134 253 141 250 40093 38639 132 253 135 251 144 246 38639 37264 124 251 131 249 144 245 37264 35931 118 250 126 248 142 245 35931 34575 115 250 124 248 140 246 34575 33169 114 250 123 248 138 247 33169 31715 113 251 122 248 136 247 31715 30198 113 252 121 248 135 248 30198 28606 112 252 119 249 131 250 28606 26947 111 252 115 249 126 251 26947 25221 108 252 112 250 121 252 25221 23430 105 251 107 252 114 254 23430 21574 101 251 102 253 107 254 21574 19648 92 250 96 252 105 254 19648 17648 84 248 92 251 105 256 17648 15615 80 251 87 255 96 260 15615 13658 79 254 82 262 85 266 13658 11878 77 257 78 265 78 269 11878 10299 73 258 72 264 73 268 10299 8899 67 257 68 264 70 266 8899 7656 59 254 66 264 69 267 7656 6553 51 253 62 261 68 267 6553 5581 44*254 56 258 65 265 5581 4727 37*254 48 254 58 261 4727 3974 35 254 44 252 50 259 3974 3298 32 254 41 251 46 258 3298 2698 30 253 38 250 42 256 2698 2197 28 253 34 248 37 254 2197 1811 25 253 29 248 31 252 1811 1545 21 252 24 247 24 250 1545 1384 18 252 20*247 18*250 1384 1292 13 252 12*246 8*245 1292 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography