UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 23 DEC 25 Station: SBTS WMO ident: 82026 Latitude: 2.23 Longitude: -55.95 Elevation: 344.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 98 SFC 972 344 24.6 21.7 84 2.9 22.5 360 3 300.2 303.3 296.7 350.2 17.05 2 925 779 20.6 19.6 94 1.0 19.9 75 13 300.4 303.2 295.8 346.4 15.71 3 914 883 19.6 19.5 99 0.1 19.5 75 13 300.4 303.3 295.9 346.7 15.80 4 850 1507 17.4 15.7 90 1.7 16.3 75 22 304.4 306.8 295.3 344.1 13.32 5 806 1960 14.6 13.9 96 0.7 14.1 75 20 306.1 308.4 295.1 343.5 12.49 6 729 2806 10.4 9.7 95 0.7 10.0 53 12 310.4 312.3 294.8 342.3 10.43 7 707 3063 11.0 -8.0 26 19.0 2.2 25 19 313.8 314.3 289.8 323.3 2.96 8 700 3146 10.4 -7.6 27 18.0 2.0 25 20 314.0 314.6 289.9 323.9 3.08 9 667 3546 7.4 -3.6 46 11.0 1.9 36 17 315.0 315.8 291.5 329.0 4.39 10 654 3707 5.6 3.2 85 2.4 4.2 36 14 314.7 316.2 293.8 337.9 7.39 11 649 3770 5.2 4.3 94 0.9 4.6 28 13 315.0 316.5 294.4 340.2 8.05 12 617 4182 4.2 -0.2 73 4.4 1.8 352 8 318.4 319.6 293.8 338.0 6.12 13 609 4288 4.6 -2.4 60 7.0 0.9 344 7 320.1 321.1 293.6 337.1 5.27 14 561 4953 1.0 -4.0 69 5.0 -1.6 277 6 323.4 324.4 294.3 340.1 5.08 15 545 5185 0.0 -9.0 51 9.0 -4.1 265 10 324.9 325.6 293.5 336.8 3.55 16 543 5214 -0.3 -5.2 69 4.9 -2.7 264 10 324.9 325.9 294.5 340.7 4.79 17 512 5683 -2.9 -14.9 39 12.0 -7.7 243 17 327.3 327.7 293.2 335.3 2.35 18 500 5870 -4.3 -11.3 58 7.0 -7.3 235 20 327.8 328.4 294.0 338.7 3.23 19 465 6440 -8.5 -15.5 57 7.0 -11.2 233 26 329.4 329.9 293.8 337.9 2.46 20 432 7011 -11.5 -38.5 9 27.0 -16.9 252 22 332.6 332.7 292.7 333.9 0.32 21 413 7356 -13.5 -49.5 3 36.0 -18.8 267 16 334.4 334.4 293.0 334.8 0.10 22 406 7487 -14.1 -40.1 9 26.0 -18.9 258 21 335.2 335.3 293.4 336.3 0.29 23 400 7600 -14.9 -37.9 12 23.0 -19.4 250 25 335.6 335.7 293.6 337.0 0.36 24 326 9114 -25.7 -51.7 7 26.0 -28.4 274 35 341.0 341.0 294.7 341.4 0.10 25 300 9710 -30.3 -47.3 17 17.0 -32.1 295 29 342.7 342.7 295.1 343.4 0.18 26 298 9757 -30.5 -46.5 19 16.0 -32.2 295 29 343.0 343.1 295.3 343.8 0.20 27 270 10445 -36.7 -49.7 25 13.0 -37.7 274 26 343.9 343.9 295.4 344.5 0.15 28 259 10730 -39.5 -45.5 53 6.0 -40.0 258 24 343.8 343.9 295.5 344.9 0.25 29 257 10783 -39.7 -44.0 63 4.3 -40.1 255 23 344.3 344.4 295.6 345.5 0.30 30 250 10970 -41.1 -45.6 62 4.5 -41.5 245 22 345.0 345.0 295.7 346.0 0.26 31 248 11025 -41.5 -45.6 64 4.1 -41.8 267 22 345.2 345.2 295.8 346.2 0.26 32 218 11888 -48.1 -55.1 44 7.0 -48.4 200 40 347.9 347.9 296.3 348.3 0.10 33 200 12450 -53.1 -57.1 62 4.0 -53.2 200 43 348.7 348.7 296.4 349.0 0.08 34 181 13086 -58.9 -60.3 84 1.4 -58.9 203 44 349.3 349.3 296.5 349.6 0.06 35 174 13332 -61.3 -65.3 59 4.0 -61.4 205 45 349.3 349.3 296.5 349.5 0.03 36 171 13440 -62.5 -64.8 74 2.3 -62.6 205 45 349.1 349.1 296.5 349.2 0.04 37 167 13586 -63.7 -68.0 56 4.3 -63.7 199 42 349.4 349.5 296.5 349.6 0.02 38 165 13660 -64.1 -71.1 38 7.0 -64.2 196 40 350.0 350.0 296.7 350.1 0.02 39 158 13924 -66.5 -71.5 49 5.0 -66.5 187 34 350.3 350.3 296.7 350.4 0.02 40 155 14040 -66.7 -76.7 23 10.0 -66.8 182 31 351.9 351.9 297.0 351.9 0.01 41 154 14080 -66.3 -80.3 12 14.0 -66.4 181 31 353.2 353.2 297.3 353.2 0.00 42 150 14240 -64.3 -86.3 3 22.0 -64.4 175 27 359.3 359.3 298.5 359.3 0.00 43 148 14322 -63.7 -86.7 3 23.0 -63.8 180 49 361.7 361.7 299.0 361.7 0.00 44 101 16554 -81.5 -89.5 24 8.0 -81.5 261 17 369.2 369.2 300.4 369.2 0.00 45 100 16610 -81.5 -89.5 24 8.0 -81.5 260 17 370.3 370.3 300.6 370.3 0.00 46 87 17382 -86.9 -91.5 43 4.6 -86.9 165 13 374.4 374.5 301.4 374.5 0.00 47 86 17446 -84.5 -90.5 34 6.0 -84.5 169 14 380.5 380.5 302.3 380.5 0.00 48 82 17709 -85.1 -91.1 33 6.0 -85.1 178 14 384.5 384.5 302.9 384.5 0.00 49 76 18129 -83.7 -91.7 23 8.0 -83.7 153 10 395.9 395.9 304.6 395.9 0.00 50 73 18358 -75.5 -89.5 9 14.0 -75.6 213 17 417.8 417.8 307.4 417.8 0.00 51 70 18600 -77.5 -90.5 11 13.0 -77.6 300 25 418.6 418.6 307.6 418.6 0.00 52 62 19287 -82.3 -89.3 29 7.0 -82.3 298 32 422.7 422.7 308.0 422.7 0.00 53 52 20299 -71.1 -91.1 4 20.0 -71.2 16 11 470.6 470.6 312.7 470.6 0.00 54 50 20530 -72.5 -90.5 5 18.0 -72.6 90 26 472.6 472.6 312.8 472.7 0.00 55 48 20769 -72.9 -90.9 5 18.0 -73.0 102 21 477.2 477.2 313.2 477.3 0.00 56 30 23610 -59.7 -88.7 1 29.0 -60.6 95 67 581.9 581.9 319.8 581.9 0.00 57 24 25011 -56.7 -87.7 1 31.0 -58.3 98 73 629.0 629.0 321.9 629.0 0.01 58 21 25882 -43.5 -82.5 1 39.0 -49.1 100 75 693.3 693.3 324.2 693.4 0.02 59 20 26210 -42.3 -82.3 0 40.0 -48.6 75 26 706.7 706.7 324.7 706.9 0.02 60 19 26557 -42.1 -82.1 0 40.0 -48.6 99 41 717.8 717.8 325.0 718.0 0.02 61 15 28139 -47.1 -84.1 1 37.0 -52.4 263 13 751.4 751.4 326.0 751.5 0.02 62 14 28598 -45.5 -84.5 0 39.0 -51.7 261 17 771.7 771.8 326.5 771.9 0.02 63 13 29089 -47.9 -84.9 1 37.0 -53.4 252 18 780.0 780.0 326.7 780.2 0.02 TRP 87 17382 -86.9 -91.5 43 4.6 -86.9 165 13 374.4 374.5 301.4 374.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 545.00 mb = 5184.91 m = 17010.65 ft Wetbulb zero: 591.11 mb = 4529.46 m = 14860.26 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 74.45 % Est. max temperature: 29.82 C = 85.67 F Sfc-Lift cond lev (LCL): 932.09 mb = 712.02 m = 2336.00 ft T: 21.22 C 700-500 lapse rate: 5.40 C/km ThetaE index: 23.39 C Layer 850.0- 700.0 mb Conv cond level (CCL): 903.00 mb = 986.66 m = 3237.05 ft Mean mixing ratio: 15.70 g/kg Conv temperature: 25.45 C = 77.81 F Cap Strength: 0.84 C Lifted Index: -0.28 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.32 C Lifted Index @700 mb: 0.62 C Showalter Index: 0.84 C Risk: Thunderstorms probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.00 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 252.40 Risk: None Energy Index: -1.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 176.00 J/kg Max Up Vert Vel: 18.76 m/s Conv Inhibition (B-): 4.73 J/kg Cap Strength: 0.81 C Lift Cond Lev (LCL): 905.24 mb = 965.34 m = 3167.09 ft Lev Free Conv (LFC): 830.24 mb = 1707.66 m = 5602.49 ft Equ Level (EL): 710.24 mb = 3024.48 m = 9922.71 ft B at Equ Level: 33.13 J/kg Max Parcel Lev (MPL): 160.24 mb = 13838.35 m = 45400.86 ft Wind level data Storm motion: 79 at 11 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 ---------------------------------------------------------- 0 972 344 360 3 -0.0 -3.0 | 275 11 10.5 -1.0 1 943 610 75 7 -6.8 -1.8 | 267 4 3.7 0.2 2 925 779 75 13 -12.6 -3.4 | 57 2 -2.1 -1.4 3 911 914 75 13 -12.6 -3.4 | 57 2 -2.1 -1.4 4 879 1219 75 23 -22.2 -6.0 | 71 12 -11.7 -4.0 5 850 1507 75 22 -21.3 -5.7 | 71 11 -10.8 -3.7 6 789 2134 75 19 -18.4 -4.9 | 70 8 -7.9 -2.9 7 761 2438 70 11 -10.3 -3.8 | 356 2 0.1 -1.8 8 734 2743 60 10 -8.7 -5.0 | 329 4 1.8 -3.0 9 708 3048 25 19 -8.0 -17.2 | 351 15 2.4 -15.2 10 700 3146 25 20 -8.5 -18.1 | 353 16 2.0 -16.1 11 682 3353 30 21 -10.5 -18.2 | 0 16 -0.0 -16.2 12 657 3658 40 15 -9.6 -11.5 | 355 10 0.8 -9.5 13 633 3962 5 10 -0.9 -10.0 | 310 12 9.6 -8.0 14 609 4267 345 7 1.8 -6.8 | 291 13 12.3 -4.8 15 587 4572 295 1 0.9 -0.4 | 262 11 11.4 1.6 16 544 5182 265 10 10.0 0.9 | 262 21 20.4 2.9 17 500 5870 235 20 16.4 11.5 | 243 30 26.9 13.5 18 486 6096 230 22 16.9 14.1 | 239 32 27.3 16.1 19 449 6706 235 29 23.8 16.6 | 241 39 34.2 18.6 20 415 7315 270 15 15.0 -0.0 | 266 26 25.5 2.0 21 400 7600 250 25 23.5 8.6 | 253 36 34.0 10.6 22 383 7925 245 30 27.2 12.7 | 249 40 37.7 14.7 23 367 8230 245 39 35.3 16.5 | 248 49 45.8 18.5 24 352 8534 255 41 39.6 10.6 | 256 52 50.1 12.6 25 300 9710 295 29 26.3 -12.3 | 286 38 36.8 -10.3 26 285 10058 295 29 26.3 -12.3 | 286 38 36.8 -10.3 27 250 10970 245 22 19.9 9.3 | 250 32 30.4 11.3 28 250 10973 275 21 20.9 -1.8 | 270 31 31.4 0.2 29 239 11278 225 25 17.7 17.7 | 235 34 28.1 19.7 30 218 11887 200 40 13.7 37.6 | 211 46 24.2 39.6 31 200 12450 200 43 14.7 40.4 | 211 49 25.2 42.4 32 171 13411 205 45 19.0 40.8 | 215 52 29.5 42.8 33 150 14240 175 27 -2.4 26.9 | 196 30 8.1 28.9 34 148 14326 180 51 0.0 51.0 | 191 54 10.5 53.0 35 140 14630 175 17 -1.5 16.9 | 205 21 9.0 18.9 36 126 15240 205 14 5.9 12.7 | 228 22 16.4 14.7 37 114 15850 210 18 9.0 15.6 | 228 26 19.5 17.6 38 108 16154 265 18 17.9 1.6 | 263 29 28.4 3.6 39 100 16610 260 17 16.7 3.0 | 260 28 27.2 5.0 40 97 16764 260 17 16.7 3.0 | 260 28 27.2 5.0 41 92 17069 205 13 5.5 11.8 | 229 21 16.0 13.8 42 87 17382 165 13 -3.4 12.6 | 206 16 7.1 14.6 43 83 17678 185 16 1.4 15.9 | 213 22 11.9 17.9 44 78 17983 125 3 -2.5 1.7 | 245 9 8.0 3.7 45 74 18288 180 16 0.0 16.0 | 210 21 10.5 18.0 46 70 18593 310 21 16.1 -13.5 | 293 29 26.6 -11.5 47 70 18600 300 25 21.7 -12.5 | 288 34 32.1 -10.5 48 63 19202 300 34 29.4 -17.0 | 291 43 39.9 -15.0 49 57 19812 285 19 18.4 -4.9 | 276 29 28.8 -2.9 50 54 20117 290 12 11.3 -4.1 | 276 22 21.7 -2.1 51 51 20422 70 11 -10.3 -3.8 | 356 2 0.1 -1.8 52 50 20530 90 26 -26.0 0.0 | 97 16 -15.5 2.0 53 48 20726 100 18 -17.7 3.1 | 125 9 -7.3 5.1 54 46 21031 110 34 -31.9 11.6 | 122 25 -21.5 13.6 55 40 21946 95 55 -54.8 4.8 | 99 45 -44.3 6.8 56 30 23610 95 67 -66.7 5.8 | 98 57 -56.3 7.8 57 29 23774 95 69 -68.7 6.0 | 98 59 -58.3 8.0 58 21 25908 100 75 -73.9 13.0 | 103 65 -63.4 15.0 59 20 26210 75 26 -25.1 -6.7 | 72 15 -14.6 -4.7 60 20 26213 105 53 -51.2 13.7 | 111 44 -40.7 15.7 61 18 26518 95 34 -33.9 3.0 | 102 24 -23.4 5.0 62 17 26822 75 26 -25.1 -6.7 | 72 15 -14.6 -4.7 63 16 27127 260 10 9.8 1.7 | 260 21 20.3 3.7 64 14 27432 265 16 15.9 1.4 | 263 27 26.4 3.4 65 11 28346 235 21 17.2 12.0 | 243 31 27.7 14.0 66 10 28956 285 34 32.8 -8.8 | 279 44 43.3 -6.8 67 9 29261 295 42 38.1 -17.7 | 288 51 48.5 -15.7 68 8 29566 280 32 31.5 -5.6 | 275 42 42.0 -3.6 Wind Parameters Mean winds (0-6000m): 49.2 at 14.2 knts Storm direction: 79.2 at 10.7 knts Shear (0-3000m) pos: 2.2 neg: 2.6 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 84.3 deg Storm rel helicity (0-3000m) pos: 19.9 neg: -9.6 tot: 10.3 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 24.31 Bulk Shear: 7.24 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 69 8 284 3| 12.9 0.0 12.9| 4.3 -0.7 3.6 7.2 0.39| 14.6 5.6 1000 73 13 50 3| 6.5 4.9 11.4| 6.3 -0.8 5.6 5.6 0.28| 12.6 3.5 1500 74 16 64 5| 4.3 2.5 6.8| 6.3 -1.2 5.1 3.4 0.25| 9.1 2.3 2000 74 17 65 6| 3.2 0.2 3.5| 6.3 -4.6 1.8 0.9 0.13| 8.7 1.1 2500 73 15 59 5| 2.6 1.2 3.8| 8.9 -6.5 2.4 0.9 0.07| 8.7 0.6 3000 64 16 39 6| 2.2 2.6 4.7| 19.9 -9.6 10.3 3.4 0.09| 9.3 0.8 4000 56 15 17 7| 1.6 2.0 3.6| 20.0 -58.9 -38.8 -9.7 -0.14| 9.8 -1.4 5000 52 13 359 6| 1.3 2.6 3.9| 21.9 -87.4 -65.4 -13.1 -0.19| 9.5 -1.8 6000 49 14 2 7| 1.1 3.2 4.3| 24.8-154.7-129.9 -21.7 -0.24| 9.2 -2.2 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251223.12.gif