DrJack's BLIPSPOT for: TUE 12/23 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 31.2 - - 30.4 - - 25.9 Temp@2m Sfc.Heating - - - - - - 29 - - -9 - - -15 Sfc.Heating BL Depth - - - - - - 1067 - - 253 - - 31 BL Depth Hcrit - - - - - - 1215 - - 1215 - - 1214 Hcrit BL Top - - - - - - 2267 - - 1453 - - 1231 BL Top Hgt.Variab. - - - - - - 1047 - - 1998 - - 1042 Hgt.Variab. W* - - - - - - 130 - - 0 - - 4 W* B/S - - - - - - 2 - - 0 - - 0 B/S BL Wind - - - - - - 11 - - 6 - - 5 BL Wind Direction - - - - - - 146 - - 142 - - 132 Direction Wind Shear - - - - - - 8 - - 4 - - 0 Wind Shear Max.Converg - - - - - - -4 - - -3 - - -3 Max.Converg CLOUDpotent - - - - - - 583 - - 78 - - -108 CLOUDpotentl sfcLCL - - - - - - 1684 - - 1375 - - 1339 sfcLCL ODpotential - - - - - - 179 - - -521 - - -4565 ODpotential blCL - - - - - - 2088 - - 1974 - - 5796 blCL maxRH - - - - - - 97 - - 98 - - 97 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 31.2 - - 30.4 - - 25.9 Temp@2m DewPt@2m - - - - - - 28.4 - - 28.9 - - 24.6 DewPt@2m Temp@Bot - - - - - - 31.3 - - 31.4 - - 27.2 Temp@Bot DewPt@Bot - - - - - - 27.9 - - 28.8 - - 25.0 DewPt@bot Sfc.Heating - - - - - - 29 - - -9 - - -15 Sfc.Heating BL Depth - - - - - - 1067 - - 253 - - 31 BL Depth EXPERIMENT - - - - - - 87 - - 93 - - 87 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 3 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] 94836 87 250 89 250 79 250 94836 88045 80 252 76 257 69 254 88045 82731 64 253 64 257 55 261 82731 78232 50 253 55 248 53 259 78232 74293 47 260 51 251 61 260 74293 70800 54 261 54 264 62 256 70800 67620 59 261 64 273 59 267 67620 64666 66 268 70 274 69 278 64666 61911 76 270 73 277 74 275 61911 59225 79 270 67 277 71 274 59225 56412 80 276 73 283 74 280 56412 53488 80 279 81 281 79 280 53488 50691 77 280 80 277 83 279 50691 48166 77 285 80 278 83 278 48166 45901 84 287 85 280 81 280 45901 43845 91 284 88 282 81 284 43845 41967 91 281 90 283 87 288 41967 40240 88 283 89 284 91 287 40240 38642 89 286 87 285 91 284 38642 37155 94 286 87 286 90 284 37155 35769 97 285 88 286 93 287 35769 34447 96 284 89 286 96 288 34447 33122 93 283 88 286 96 287 33122 31763 89 280 84 285 93 287 31763 30370 86 281 78 283 89 286 30370 28926 87 284 74 281 82 285 28926 27419 87 285 73 282 75 284 27419 25846 81 284 72 284 71 284 25846 24202 75 277 68 284 67 283 24202 22492 73 274 63 280 63 280 22492 20721 69 277 60 279 59 280 20721 18887 61 277 48 281 52 283 18887 16981 46 270 39 281 44 283 16981 15033 36 265 40 272 35 276 15033 13151 33 268 38 255 33 270 13151 11434 29 272 25 242 33 268 11434 9908 19 272 10 270 28 258 9908 8557 14 261 6 257 21 238 8557 7356 15 241 9 222 18 218 7356 6292 19 222 15 233 16 206 6292 5350 19 207 19 225 16 199 5350 4522 18 193 20 206 19 193 4522 3791 18 180 20 187 23 186 3791 3139 18 169 19 169 25 173 3139 2565 17*161 19 156 25 160 2565 2087 13*148 17 151 23 147 2087 1722 12 147 14 148 19 141 1722 1470 10 145 11*145 14 137 1470 1318 9 144 8*143 10*135 1318 1231 6 143 5 141 5*132 1231 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