UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 30 DEC 25 Station: SKSP WMO ident: 80001 Latitude: 12.58 Longitude: -81.72 Elevation: 2.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1012 2 27.0 22.4 76 4.6 23.7 60 10 299.1 302.2 296.4 349.0 17.09 1 1008 38 27.2 22.2 74 5.0 23.6 57 13 299.7 302.8 296.4 349.2 16.95 2 1000 110 26.4 21.7 75 4.7 23.0 50 18 299.5 302.6 296.2 347.9 16.56 3 925 794 20.0 19.4 96 0.6 19.6 50 20 299.8 302.6 295.6 345.1 15.51 4 918 860 19.4 18.9 97 0.5 19.1 50 19 299.8 302.6 295.3 344.1 15.14 5 911 926 18.8 17.6 93 1.2 18.0 50 19 299.8 302.4 294.6 340.9 14.04 6 892 1107 18.4 16.3 88 2.1 17.0 53 17 301.2 303.7 294.3 340.0 13.18 7 887 1156 18.8 15.0 79 3.8 16.3 54 17 302.1 304.4 293.9 338.1 12.18 8 850 1521 16.4 13.1 81 3.3 14.3 45 15 303.3 305.4 293.5 336.7 11.22 9 835 1672 15.4 12.3 82 3.1 13.4 52 15 303.8 305.8 293.3 336.1 10.83 10 780 2247 12.2 8.1 76 4.1 9.7 76 11 306.4 308.0 292.4 332.7 8.72 11 774 2312 12.2 8.8 80 3.4 10.1 82 11 307.0 308.8 293.0 335.0 9.23 12 713 2996 8.6 -0.4 53 9.0 3.9 92 13 310.4 311.4 290.7 326.6 5.21 13 702 3125 9.4 -6.6 32 16.0 1.9 90 12 312.6 313.3 289.8 323.3 3.32 14 700 3149 9.4 -7.6 29 17.0 1.6 90 12 312.9 313.5 289.6 322.8 3.08 15 686 3316 8.4 -10.6 25 19.0 0.2 78 7 313.6 314.1 289.3 321.7 2.48 16 680 3388 8.8 -14.2 18 23.0 -0.4 75 6 314.8 315.2 289.0 321.0 1.87 17 664 3585 7.2 -0.8 57 8.0 2.9 75 7 315.2 316.2 292.4 332.4 5.44 18 659 3647 7.8 -5.2 39 13.0 1.4 75 7 316.5 317.3 291.5 329.2 3.94 19 643 3849 6.8 -9.2 31 16.0 -0.4 28 5 317.6 318.2 291.0 327.3 2.96 20 633 3977 6.6 -10.4 28 17.0 -0.9 355 3 318.8 319.4 291.1 327.9 2.73 21 550 5115 -0.3 -25.3 13 25.0 -7.9 224 8 323.7 323.9 290.8 326.9 0.89 22 530 5410 -1.7 -32.7 7 31.0 -9.6 235 7 325.5 325.6 290.9 327.2 0.46 23 500 5870 -5.5 -29.5 13 24.0 -11.8 245 8 326.3 326.5 291.3 328.7 0.66 24 489 6043 -6.7 -26.7 19 20.0 -12.3 234 10 326.9 327.1 291.7 330.1 0.88 25 445 6769 -12.3 -38.3 9 26.0 -17.3 228 16 328.8 328.9 291.7 330.0 0.31 26 421 7188 -15.9 -38.9 12 23.0 -20.0 226 19 329.5 329.5 291.9 330.7 0.31 27 410 7386 -17.5 -42.5 9 25.0 -21.4 226 21 329.9 329.9 291.9 330.8 0.22 28 400 7570 -18.9 -40.9 12 22.0 -22.4 225 22 330.4 330.5 292.1 331.5 0.27 29 326 9063 -30.9 -41.9 33 11.0 -32.1 222 31 333.8 333.9 293.0 334.9 0.30 30 301 9627 -34.1 -55.1 10 21.0 -35.5 206 49 337.0 337.0 293.6 337.3 0.07 31 300 9650 -34.1 -55.1 10 21.0 -35.5 205 50 337.3 337.3 293.7 337.6 0.07 32 273 10301 -39.3 -56.3 15 17.0 -40.2 204 50 339.0 339.0 294.1 339.3 0.07 33 252 10846 -41.1 -64.1 7 23.0 -42.0 218 42 344.2 344.2 295.3 344.3 0.03 34 250 10900 -41.1 -64.1 7 23.0 -42.1 220 42 345.0 345.0 295.6 345.1 0.03 35 243 11093 -41.7 -64.7 6 23.0 -42.6 220 43 346.9 346.9 296.0 347.0 0.03 36 239 11205 -42.5 -65.5 6 23.0 -43.3 220 43 347.3 347.3 296.1 347.4 0.02 37 213 11976 -47.3 -68.3 7 21.0 -47.9 230 45 351.5 351.5 297.0 351.6 0.02 38 202 12325 -50.1 -70.1 8 20.0 -50.5 238 47 352.4 352.4 297.2 352.5 0.01 39 200 12390 -50.5 -70.5 8 20.0 -51.0 240 47 352.8 352.8 297.3 352.9 0.01 40 186 12858 -54.1 -72.1 9 18.0 -54.4 239 47 354.4 354.4 297.5 354.4 0.01 41 176 13210 -55.3 -74.3 8 19.0 -55.6 231 40 358.0 358.0 298.3 358.1 0.01 42 172 13356 -55.9 -74.9 8 19.0 -56.2 228 37 359.4 359.4 298.6 359.5 0.01 43 154 14048 -61.7 -78.7 9 17.0 -61.9 223 25 361.1 361.1 298.9 361.1 0.01 44 150 14210 -63.3 -80.3 8 17.0 -63.4 225 23 361.0 361.0 298.9 361.1 0.00 45 127 15212 -71.7 -83.7 15 12.0 -71.8 239 25 363.5 363.5 299.4 363.5 0.00 46 104 16361 -81.9 -90.9 20 9.0 -81.9 203 23 365.4 365.4 299.7 365.4 0.00 47 100 16580 -83.1 -92.1 19 9.0 -83.1 190 21 367.2 367.2 300.1 367.2 0.00 48 92 17044 -83.3 -91.3 24 8.0 -83.3 153 27 375.6 375.6 301.5 375.6 0.00 49 91 17104 -83.3 -91.3 24 8.0 -83.3 150 28 376.8 376.8 301.7 376.8 0.00 50 90 17166 -83.1 -92.1 19 9.0 -83.1 150 30 378.4 378.4 302.0 378.4 0.00 51 86 17419 -82.5 -90.5 24 8.0 -82.5 148 34 384.6 384.6 303.0 384.6 0.00 52 77 18040 -79.7 -87.7 25 8.0 -79.7 139 20 402.7 402.7 305.6 402.8 0.00 53 77 18040 -79.5 -87.5 25 8.0 -79.5 139 20 403.2 403.2 305.6 403.2 0.00 54 70 18580 -79.9 -95.9 5 16.0 -79.9 310 8 413.4 413.4 306.9 413.5 0.00 55 65 19000 -79.7 -95.7 5 16.0 -79.7 268 10 422.7 422.7 308.0 422.7 0.00 56 64 19088 -79.5 -95.5 5 16.0 -79.6 251 11 425.1 425.1 308.3 425.1 0.00 57 58 19651 -76.1 -93.1 5 17.0 -76.2 298 16 444.9 444.9 310.4 444.9 0.00 58 50 20520 -70.5 -89.5 4 19.0 -70.6 45 9 477.4 477.4 313.2 477.4 0.00 59 44 21276 -68.7 -89.7 3 21.0 -68.9 109 17 499.5 499.5 314.9 499.5 0.00 60 36 22482 -64.7 -88.7 2 24.0 -65.1 91 18 539.4 539.4 317.5 539.4 0.00 61 30 23600 -60.7 -87.7 2 27.0 -61.6 95 27 579.2 579.2 319.6 579.2 0.01 62 20 26180 -51.3 -83.3 1 32.0 -54.4 135 12 679.1 679.2 323.7 679.3 0.02 63 15 28062 -48.3 -80.3 1 32.0 -53.1 137 14 747.4 747.4 325.8 747.7 0.04 64 12 29523 -50.9 -82.9 1 32.0 -55.5 100 10 787.4 787.4 327.0 787.7 0.03 65 12 29523 -49.9 -81.9 1 32.0 -54.8 100 10 790.9 791.0 327.0 791.3 0.04 TRP 100 16580 -83.1 -92.1 19 9.0 -83.1 190 21 367.2 367.2 300.1 367.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 553.61 mb = 5065.17 m = 16617.82 ft Wetbulb zero: 684.18 mb = 3337.84 m = 10950.80 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 50.55 % Est. max temperature: 30.82 C = 87.48 F Sfc-Lift cond lev (LCL): 946.79 mb = 589.72 m = 1934.77 ft T: 21.91 C 700-500 lapse rate: 5.48 C/km ThetaE index: 16.50 C Layer 1000.0- 774.0 mb Conv cond level (CCL): 923.58 mb = 807.30 m = 2648.59 ft Mean mixing ratio: 15.99 g/kg Conv temperature: 27.64 C = 81.75 F Cap Strength: 0.96 C Lifted Index: -1.24 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.77 C Lifted Index @700 mb: -0.20 C Showalter Index: 2.68 C Risk: Showers probable Total Totals Index: 40.50 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 18.60 C K Index: 18.00 Risk: < 20 % chance of thunderstorms Sweat Index: 195.20 Risk: None Energy Index: -1.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 794.68 J/kg Max Up Vert Vel: 39.87 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.83 C Lift Cond Lev (LCL): 925.36 mb = 790.60 m = 2593.80 ft Lev Free Conv (LFC): 920.36 mb = 837.48 m = 2747.60 ft Equ Level (EL): 890.36 mb = 1122.98 m = 3684.28 ft B at Equ Level: 3.47 J/kg Max Parcel Lev (MPL): 150.36 mb = 14195.31 m = 46571.97 ft Wind level data Storm motion: 95 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1012 2 60 10 -8.7 -5.0 | 6 6 -0.6 -5.7 1 1000 110 50 18 -13.8 -11.6 | 25 14 -5.8 -12.3 2 978 305 55 19 -15.6 -10.9 | 33 14 -7.5 -11.6 3 945 610 50 21 -16.1 -13.5 | 30 16 -8.1 -14.2 4 925 794 50 20 -15.3 -12.9 | 28 15 -7.3 -13.6 5 912 914 50 19 -14.6 -12.2 | 27 14 -6.5 -12.9 6 880 1219 55 16 -13.1 -9.2 | 27 11 -5.1 -9.9 7 850 1521 45 15 -10.6 -10.6 | 13 12 -2.6 -11.3 8 819 1829 60 14 -12.1 -7.0 | 28 9 -4.1 -7.7 9 790 2134 65 11 -10.0 -4.6 | 20 6 -1.9 -5.4 10 762 2438 95 11 -11.0 1.0 | 94 3 -2.9 0.2 11 735 2743 95 14 -13.9 1.2 | 95 6 -5.9 0.5 12 700 3149 90 12 -12.0 0.0 | 80 4 -4.0 -0.7 13 683 3353 75 6 -5.8 -1.6 | 316 3 2.2 -2.3 14 657 3658 75 7 -6.8 -1.8 | 334 3 1.3 -2.5 15 633 3962 355 3 0.3 -3.0 | 294 9 8.3 -3.7 16 610 4267 40 4 -2.6 -3.1 | 305 7 5.4 -3.8 17 587 4572 290 1 0.9 -0.3 | 277 9 9.0 -1.1 18 565 4877 215 9 5.2 7.4 | 243 15 13.2 6.6 19 505 5791 250 6 5.6 2.1 | 264 14 13.7 1.3 20 500 5870 245 8 7.3 3.4 | 260 15 15.3 2.7 21 485 6096 230 11 8.4 7.1 | 249 18 16.4 6.3 22 400 7570 225 22 15.6 15.6 | 238 28 23.6 14.8 23 397 7620 225 21 14.8 14.8 | 238 27 22.9 14.1 24 365 8230 220 35 22.5 26.8 | 229 40 30.5 26.1 25 336 8839 225 30 21.2 21.2 | 235 36 29.2 20.5 26 322 9144 220 32 20.6 24.5 | 230 37 28.6 23.8 27 300 9650 205 50 21.1 45.3 | 213 53 29.2 44.6 28 283 10058 200 54 18.5 50.7 | 208 57 26.5 50.0 29 259 10668 210 44 22.0 38.1 | 219 48 30.0 37.4 30 250 10900 220 42 27.0 32.2 | 228 47 35.0 31.4 31 226 11582 220 44 28.3 33.7 | 228 49 36.3 33.0 32 200 12390 240 47 40.7 23.5 | 245 54 48.7 22.8 33 187 12802 240 48 41.6 24.0 | 245 55 49.6 23.3 34 162 13716 220 30 19.3 23.0 | 231 35 27.3 22.3 35 150 14210 225 23 16.3 16.3 | 237 29 24.3 15.5 36 126 15240 240 25 21.7 12.5 | 248 32 29.7 11.8 37 108 16154 215 25 14.3 20.5 | 229 30 22.4 19.8 38 100 16580 190 21 3.6 20.7 | 210 23 11.7 20.0 39 97 16764 200 20 6.8 18.8 | 219 23 14.9 18.1 40 92 17069 150 27 -13.5 23.4 | 166 23 -5.5 22.7 41 87 17374 150 35 -17.5 30.3 | 162 31 -9.5 29.6 42 78 17983 125 22 -18.0 12.6 | 140 16 -10.0 11.9 43 74 18288 195 13 3.4 12.6 | 224 16 11.4 11.8 44 70 18580 310 8 6.1 -5.1 | 293 15 14.1 -5.9 45 70 18593 305 11 9.0 -6.3 | 292 18 17.0 -7.0 46 66 18898 290 8 7.5 -2.7 | 283 16 15.5 -3.5 47 63 19202 230 13 10.0 8.4 | 247 20 18.0 7.6 48 60 19507 295 15 13.6 -6.3 | 288 23 21.6 -7.1 49 57 19812 300 16 13.9 -8.0 | 292 24 21.9 -8.7 50 54 20117 10 14 -2.4 -13.8 | 339 16 5.6 -14.5 51 51 20422 10 5 -0.9 -4.9 | 308 9 7.2 -5.7 52 50 20520 45 9 -6.4 -6.4 | 347 7 1.7 -7.1 53 48 20726 40 9 -5.8 -6.9 | 344 8 2.2 -7.6 54 44 21336 115 18 -16.3 7.6 | 130 11 -8.3 6.9 55 39 21946 135 25 -17.7 17.7 | 150 20 -9.7 17.0 56 38 22250 120 22 -19.1 11.0 | 133 15 -11.0 10.3 57 36 22555 85 17 -16.9 -1.5 | 76 9 -8.9 -2.2 58 34 22860 65 24 -21.8 -10.1 | 52 18 -13.7 -10.9 59 32 23165 90 25 -25.0 0.0 | 88 17 -17.0 -0.7 60 31 23470 75 21 -20.3 -5.4 | 63 14 -12.3 -6.2 61 30 23600 95 27 -26.9 2.4 | 95 19 -18.9 1.6 62 29 23774 100 25 -24.6 4.3 | 102 17 -16.6 3.6 63 28 24079 95 27 -26.9 2.4 | 95 19 -18.9 1.6 64 27 24384 120 32 -27.7 16.0 | 128 25 -19.7 15.3 65 24 24994 90 18 -18.0 0.0 | 86 10 -10.0 -0.7 66 23 25298 80 20 -19.7 -3.5 | 70 12 -11.7 -4.2 67 21 25908 120 26 -22.5 13.0 | 130 19 -14.5 12.3 68 20 26180 135 12 -8.5 8.5 | 177 8 -0.5 7.8 69 18 26518 145 12 -6.9 9.8 | 187 9 1.1 9.1 70 17 26822 155 22 -9.3 19.9 | 176 19 -1.3 19.2 71 14 27432 130 11 -8.4 7.1 | 176 6 -0.4 6.3 72 13 27737 145 19 -10.9 15.6 | 169 15 -2.9 14.8 73 12 28042 105 9 -8.7 2.3 | 157 2 -0.7 1.6 74 10 28651 40 23 -14.8 -17.6 | 20 20 -6.8 -18.3 75 9 29261 155 12 -5.1 10.9 | 196 11 2.9 10.1 76 7 29870 260 24 23.6 4.2 | 264 32 31.7 3.4 Wind Parameters Mean winds (0-6000m): 65.2 at 10.7 knts Storm direction: 95.2 at 8.1 knts Shear (0-3000m) pos: 2.0 neg: 1.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 79.7 deg Storm rel helicity (0-3000m) pos: 24.6 neg: -16.8 tot: 7.8 m^2/s^2 ave: 2.6 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 1.1 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 97.79 Bulk Shear: 8.13 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 53 18 29 13| 0.0 10.8 10.8| 13.0 -2.1 11.0 21.9 0.38| 12.0 4.5 1000 52 19 29 14| 0.0 4.3 4.3| 13.2 -6.4 6.8 6.8 0.22| 8.0 1.7 1500 52 18 27 13| 0.0 2.0 2.0| 13.3 -14.5 -1.2 -0.8 0.03| 7.0 0.2 2000 52 17 26 12| 1.3 1.5 2.8| 19.6 -15.1 4.5 2.3 0.11| 6.7 0.7 2500 56 16 28 11| 2.4 1.2 3.6| 24.6 -15.7 8.9 3.5 0.22| 6.8 1.5 3000 61 15 34 10| 2.0 1.2 3.2| 24.6 -16.8 7.8 2.6 0.18| 6.3 1.1 4000 63 13 30 8| 1.5 1.7 3.2| 25.1 -28.2 -3.1 -0.8 -0.06| 6.7 -0.4 5000 63 11 21 6| 1.2 1.5 2.7| 30.0 -63.9 -34.0 -6.8 -0.19| 7.1 -1.3 6000 65 11 18 6| 0.7 1.5 2.2| 46.6 -75.3 -28.7 -4.8 -0.15| 6.7 -1.0 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251230.12.gif