DrJack's BLIPSPOT for: WED 12/10 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 43.8 - - 50.4 - - 49.7 - - 41.4 Temp@2m Sfc.Heating - - - 8 - - -13 - - -38 - - -45 Sfc.Heating BL Depth - - - 75 - - 75 - - 75 - - 75 BL Depth Hcrit - - - 767 - - 768 - - 768 - - 767 Hcrit BL Top - - - 784 - - 784 - - 784 - - 784 BL Top Hgt.Variab. - - - 1169 - - 3686 - - 5637 - - 877 Hgt.Variab. W* - - - 37 - - 23 - - 18 - - 11 W* B/S - - - 1 - - 0 - - 0 - - 0 B/S BL Wind - - - 9 - - 11 - - 8 - - 6 BL Wind Direction - - - 190 - - 205 - - 235 - - 207 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -3 - - -3 - - 0 - - -2 Max.Converg CLOUDpotent - - - -3612 - - -4850 - - -3465 - - -1478 CLOUDpotentl sfcLCL - - - 4396 - - 5635 - - 4249 - - 2262 sfcLCL ODpotential - - - -9936 - - -9834 - - -4394 - - -3955 ODpotential blCL - - - 10720 - - 10618 - - 5178 - - 4739 blCL maxRH - - - 66 - - 89 - - 99 - - 71 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 43.8 - - 50.4 - - 49.7 - - 41.4 Temp@2m DewPt@2m - - - 27.3 - - 28.2 - - 33.6 - - 34.1 DewPt@2m Temp@Bot - - - 43.8 - - 50.9 - - 50.7 - - 43.4 Temp@Bot DewPt@Bot - - - 26.7 - - 27.6 - - 33.3 - - 34.0 DewPt@bot Sfc.Heating - - - 8 - - -13 - - -38 - - -45 Sfc.Heating BL Depth - - - 75 - - 75 - - 75 - - 75 BL Depth EXPERIMENT - - - 0 - - 57 - - 98 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 4 - - 4 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] 95403 60 239 81 246 76 251 81 235 95403 88311 59 254 60 245 68 254 72 250 88311 82847 52 260 47 247 57 250 60 256 82847 78299 49 251 49 258 49 250 50 266 78299 74354 47 250 53 253 49 252 51 268 74354 70849 48 254 54 241 49 254 50 262 70849 67665 49 267 50 246 49 263 44 263 67665 64735 54 269 52 263 50 269 48 270 64735 62020 54 262 57 263 51 268 47 265 62020 59371 52 258 55 260 49 261 44 264 59371 56581 55 265 56 263 50 257 55 260 56581 53673 66 265 63 265 57 255 61 255 53673 50880 72 260 73 259 66 253 64 253 50880 48350 78 257 80 255 72 253 69 255 48350 46082 88 256 87 251 76 253 82 253 46082 44034 94 252 91 248 83 253 89 249 44034 42166 92 249 97 245 100 250 88 245 42166 40444 90 251 105 241 110 243 89 243 40444 38846 100 255 106 240 109 240 97 241 38846 37360 111 256 106 245 112 237 110 237 37360 35974 114 254 113 247 120 234 110 232 35974 34649 112 251 117 245 120 233 95 227 34649 33308 109 249 115 245 119 232 89 228 33308 31915 101 247 117 247 118 232 94 232 31915 30474 92 246 119 246 119 233 102 233 30474 28973 89 244 113 244 124 234 109 232 28973 27400 85 243 102 241 130 233 115 232 27400 25758 80 245 95 236 128 231 116 234 25758 24056 77 249 91 235 123 232 107 234 24056 22300 75 252 84 235 112 236 93 230 22300 20497 67 248 77 236 96 235 86 229 20497 18638 57 239 68 235 87 233 81 233 18638 16712 52 232 65 237 82 229 72 238 16712 14754 49 234 67 241 78 228 54 247 14754 12870 52 234 71 241 70 233 41 258 12870 11154 54 229 71 241 52 242 41 261 11154 9626 53 224 70 240 42 256 42 264 9626 8265 53 226 68 239 43 259 42 267 8265 7054 56 234 63 238 44 254 42 270 7054 5975 60 242 57 236 44 247 43 269 5975 5018 59 244 49 233 40 242 44 262 5018 4174 53 241 43 226 36 240 44 255 4174 3428 47 233 38 220 34 239 42 250 3428 2760 41 223 34 216 32 238 36 244 2760 2168 34 214 32 214 29 238 32 236 2168 1674 27 206 29 211 26 238 28 228 1674 1294 21 198 25 209 22 237 24 222 1294 1033 17 194 21 208 18 236 17 215 1033 874 14*192 18 207 14 235 13*212 874 784 9*190 11*205 8*235 6*207 784 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