DrJack's BLIPSPOT for: FRI 12/19 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 44.6 - - 36.3 - - 31.6 Temp@2m Sfc.Heating - - - - - - -21 - - -5 - - -50 Sfc.Heating BL Depth - - - - - - 32 - - 476 - - 31 BL Depth Hcrit - - - - - - 1216 - - 1215 - - 1215 Hcrit BL Top - - - - - - 1232 - - 1676 - - 1231 BL Top Hgt.Variab. - - - - - - 667 - - 1612 - - 4158 Hgt.Variab. W* - - - - - - 0 - - 29 - - 22 W* B/S - - - - - - 0 - - 0 - - 0 B/S BL Wind - - - - - - 4 - - 12 - - 11 BL Wind Direction - - - - - - 168 - - 267 - - 249 Direction Wind Shear - - - - - - 0 - - 9 - - 0 Wind Shear Max.Converg - - - - - - -5 - - 2 - - 0 Max.Converg CLOUDpotent - - - - - - 0 - - 445 - - -881 CLOUDpotentl sfcLCL - - - - - - 1232 - - 1231 - - 2112 sfcLCL ODpotential - - - - - - -3011 - - 58 - - -1668 ODpotential blCL - - - - - - 4243 - - 1618 - - 2899 blCL maxRH - - - - - - 100 - - 100 - - 94 maxRH CAPE - - - - - - 10 - - 0 - - 0 CAPE Temp@2m - - - - - - 44.6 - - 36.3 - - 31.6 Temp@2m DewPt@2m - - - - - - 44.5 - - 35.5 - - 26.3 DewPt@2m Temp@Bot - - - - - - 48.3 - - 37.1 - - 33.0 Temp@Bot DewPt@Bot - - - - - - 46.9 - - 35.5 - - 25.5 DewPt@bot Sfc.Heating - - - - - - -21 - - -5 - - -50 Sfc.Heating BL Depth - - - - - - 32 - - 476 - - 31 BL Depth EXPERIMENT - - - - - - 102 - - 100 - - 76 EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 5 - - 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] 96242 37 248 35 260 32 267 96242 89236 34 255 35 256 33 262 89236 83780 38 255 38 258 27 251 83780 79193 39 250 39 252 29 243 79193 75198 29 237 30 243 34 237 75198 71649 18 237 25 245 35 240 71649 68420 25 234 27 232 31 248 68420 65428 25 229 27 223 24 248 65428 62621 23 242 24 226 21 248 62621 59883 34 237 30 232 37 244 59883 57028 50 228 37 234 47 236 57028 54075 63 217 46 233 48 227 54075 51232 72 217 58 224 47 232 51232 48639 72 215 63 214 68 236 48639 46309 72 217 68 224 80 224 46309 44204 94 215 82 220 84 212 44204 42279 99 206 93 211 72 204 42279 40501 97 195 99 198 66 204 40501 38848 90 192 89 188 64 204 38848 37297 99 196 74 187 60 208 37297 35839 117 196 68 196 61 217 35839 34437 121 194 78 205 67 219 34437 33028 115 191 105 207 76 207 33028 31584 108 188 120 200 90 199 31584 30110 106 186 118 194 92 197 30110 28593 109 187 106 188 82 193 28593 27024 109 189 106 186 70 192 27024 25405 107 188 111 185 63 190 25405 23736 103 187 111 183 63 188 23736 22021 98 186 107 182 65 187 22021 20259 94 185 104 182 58 189 20259 18445 90 185 97 180 48 199 18445 16573 80 186 82 180 48 213 16573 14679 75 188 69 180 51 218 14679 12858 66 192 65 184 49 221 12858 11201 69 197 61 189 52 226 11201 9728 77 192 55 195 54 230 9728 8417 79 182 47 206 49 236 8417 7253 81 171 37 223 42 246 7253 6219 77 164 31 236 38 255 6219 5303 70 159 29 249 40 260 5303 4497 63 157 32 259 41 260 4497 3782 58 155 33 260 41 258 3782 3141 52 153 31 259 39 257 3141 2571 44 151 29 259 37 255 2571 2094 35 148 25 261 34 254 2094 1727 26 148 21*264 29 253 1727 1474 17 149 16*266 24 252 1474 1319 12 152 13 267 20 251 1319 1231 4*168 7 268 11*249 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