UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:0000Z 31 DEC 25 Station: SB099 WMO ident: 82099 Latitude: 0.05 Longitude: -51.07 ------------------------------------------------------------------------------- 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 1011 15 27.2 23.0 78 4.2 24.2 30 1 299.4 302.7 296.9 351.3 17.76 1 1000 111 27.0 23.9 83 3.1 24.7 45 8 300.1 303.6 297.9 355.9 19.00 2 925 798 21.6 20.6 94 1.0 20.9 55 22 301.4 304.5 296.8 350.7 16.74 3 852 1509 17.2 16.9 98 0.3 17.0 79 19 304.0 306.6 295.9 346.7 14.36 4 850 1529 17.0 16.6 97 0.4 16.7 80 19 304.0 306.6 295.7 346.0 14.12 5 764 2433 12.2 11.1 93 1.1 11.5 100 25 308.2 310.2 294.6 341.3 10.93 6 753 2555 12.8 5.8 62 7.0 8.6 96 26 310.1 311.6 292.7 333.8 7.70 7 742 2679 12.8 0.8 44 12.0 6.2 92 28 311.4 312.5 291.3 328.5 5.47 8 725 2874 12.4 -2.6 35 15.0 4.6 86 30 313.1 313.9 290.8 326.9 4.36 9 719 2944 11.6 7.4 75 4.2 9.0 83 31 312.9 314.6 294.6 340.9 9.03 10 714 3002 11.2 7.4 77 3.8 8.9 82 31 313.1 314.8 294.6 341.3 9.09 11 700 3168 10.4 6.0 74 4.4 7.8 75 31 314.0 315.6 294.4 340.2 8.41 12 659 3669 8.2 0.2 57 8.0 3.8 84 29 317.0 318.1 293.3 335.8 5.90 13 597 4479 2.8 -2.2 70 5.0 0.2 92 22 319.8 320.9 293.7 337.4 5.46 14 582 4685 1.6 -6.4 55 8.0 -2.2 95 18 320.8 321.5 292.8 334.1 4.07 15 560 4995 0.6 -15.4 29 16.0 -5.7 98 12 323.1 323.5 291.7 330.1 2.06 16 550 5140 -0.3 -10.3 47 10.0 -4.7 89 8 323.7 324.4 292.9 334.3 3.18 17 537 5331 -1.1 -27.1 12 26.0 -8.7 86 8 325.0 325.1 291.1 327.8 0.77 18 513 5696 -2.3 -45.3 2 43.0 -10.8 89 11 327.8 327.8 291.2 328.3 0.13 19 500 5900 -3.1 -30.1 10 27.0 -10.5 90 13 329.3 329.4 292.2 331.6 0.63 20 491 6044 -3.5 -33.5 8 30.0 -11.1 83 12 330.5 330.6 292.3 332.2 0.46 21 454 6658 -8.3 -16.3 52 8.0 -11.3 69 15 332.0 332.4 294.4 340.2 2.36 22 435 6989 -10.5 -24.5 31 14.0 -14.6 55 19 333.2 333.5 293.7 337.6 1.21 23 416 7331 -13.1 -22.1 47 9.0 -15.9 41 24 334.2 334.5 294.3 339.8 1.56 24 408 7479 -12.7 -29.7 23 17.0 -17.0 60 19 336.6 336.7 294.2 339.5 0.80 25 400 7630 -14.1 -30.1 24 16.0 -18.0 80 15 336.7 336.8 294.2 339.6 0.78 26 332 9011 -24.9 -26.8 84 1.9 -25.4 149 10 340.3 340.6 295.5 345.0 1.29 27 320 9278 -26.3 -33.3 52 7.0 -27.6 157 7 341.9 342.1 295.4 344.7 0.72 28 309 9529 -28.5 -32.7 67 4.2 -29.3 163 6 342.3 342.5 295.6 345.3 0.79 29 306 9599 -28.7 -33.7 62 5.0 -29.6 165 8 343.0 343.1 295.7 345.8 0.73 30 300 9740 -29.9 -34.3 65 4.4 -30.6 170 13 343.2 343.4 295.7 345.9 0.70 31 287 10054 -32.3 -39.3 50 7.0 -33.3 184 11 344.2 344.3 295.7 345.9 0.44 32 254 10902 -39.7 -43.2 69 3.5 -40.1 194 7 345.5 345.5 295.9 346.8 0.33 33 250 11010 -40.5 -44.5 65 4.0 -40.9 195 7 345.9 345.9 296.0 347.0 0.29 34 200 12490 -53.3 -56.4 69 3.1 -53.4 185 16 348.4 348.4 296.4 348.8 0.09 35 191 12784 -55.9 -58.7 71 2.8 -56.0 182 18 348.8 348.8 296.4 349.1 0.07 36 183 13053 -58.3 -61.7 65 3.4 -58.4 188 16 349.2 349.2 296.5 349.4 0.05 37 175 13332 -60.1 -62.5 73 2.4 -60.2 222 12 350.7 350.7 296.8 350.9 0.05 38 160 13886 -62.5 -71.5 29 9.0 -62.6 289 10 355.8 355.8 297.9 355.8 0.02 39 150 14280 -65.9 -74.9 27 9.0 -66.0 335 10 356.6 356.6 298.0 356.6 0.01 40 109 16146 -81.7 -86.7 42 5.0 -81.7 194 11 360.9 360.9 298.9 360.9 0.00 41 100 16630 -81.5 -87.5 35 6.0 -81.5 30 12 370.3 370.3 300.6 370.3 0.00 42 98 16744 -79.7 -86.7 30 7.0 -79.7 43 8 375.9 375.9 301.6 375.9 0.00 43 86 17474 -84.7 -90.7 34 6.0 -84.7 95 26 380.1 380.1 302.3 380.1 0.00 44 73 18392 -78.7 -86.7 26 8.0 -78.7 99 18 411.1 411.1 306.6 411.1 0.00 45 70 18630 -80.1 -88.1 25 8.0 -80.1 340 4 413.0 413.0 306.9 413.0 0.00 46 69 18712 -80.1 -88.1 25 8.0 -80.1 346 3 414.7 414.7 307.1 414.7 0.00 47 55 19999 -79.7 -88.7 21 9.0 -79.7 90 8 443.4 443.4 310.2 443.4 0.00 48 53 20211 -75.9 -85.9 19 10.0 -76.0 107 12 457.0 457.0 311.5 457.0 0.00 49 50 20550 -73.9 -85.9 14 12.0 -74.0 115 34 469.3 469.3 312.6 469.4 0.00 50 44 21300 -70.9 -84.9 11 14.0 -71.1 96 39 494.2 494.2 314.5 494.2 0.01 51 36 22502 -65.9 -86.2 4 20.3 -66.2 90 65 536.4 536.4 317.3 536.4 0.01 52 30 23620 -61.3 -87.3 2 26.0 -62.1 85 62 577.5 577.5 319.5 577.6 0.01 53 29 23830 -61.3 -87.3 2 26.0 -62.1 85 62 583.2 583.2 319.8 583.2 0.01 TRP 86 17474 -84.7 -90.7 34 6.0 -84.7 95 26 380.1 380.1 302.3 380.1 0.00 WND 36 22502 -65.9 -86.2 4 20.3 -66.2 90 65 536.4 536.4 317.3 536.4 0.01 Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 553.33 mb = 5091.64 m = 16704.67 ft Wetbulb zero: 595.78 mb = 4495.22 m = 14747.92 ft Precipitable water: 2.11 inches Sfc-500 mean rel hum: 66.29 % Est. max temperature: 31.44 C = 88.59 F Sfc-Lift cond lev (LCL): 951.44 mb = 549.65 m = 1803.29 ft T: 23.55 C 700-500 lapse rate: 4.94 C/km ThetaE index: 29.05 C Layer 925.0- 719.0 mb Conv cond level (CCL): 923.29 mb = 814.01 m = 2670.61 ft Mean mixing ratio: 17.72 g/kg Conv temperature: 29.25 C = 84.65 F Cap Strength: 0.47 C Lifted Index: -1.19 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.08 C Lifted Index @700 mb: -0.99 C Showalter Index: 1.33 C Risk: Showers probable Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 19.70 C K Index: 32.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 250.20 Risk: None Energy Index: -2.72 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1080.97 J/kg Max Up Vert Vel: 46.50 m/s Conv Inhibition (B-): 1.15 J/kg Cap Strength: 0.47 C Lift Cond Lev (LCL): 932.51 mb = 726.71 m = 2384.19 ft Lev Free Conv (LFC): 907.51 mb = 963.03 m = 3159.50 ft Equ Level (EL): 167.51 mb = 13602.60 m = 44627.41 ft B at Equ Level: 1075.95 J/kg Max Parcel Lev (MPL): 87.51 mb = 17376.20 m = 57007.84 ft Wind level data Storm motion: 113 at 16 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 1011 15 30 1 -0.5 -0.9 | 297 16 14.1 -7.1 1 1000 111 45 8 -5.7 -5.7 | 323 15 9.0 -11.9 2 978 305 55 20 -16.4 -11.5 | 6 18 -1.7 -17.7 3 945 610 55 21 -17.2 -12.0 | 8 18 -2.6 -18.3 4 925 798 55 22 -18.0 -12.6 | 10 19 -3.4 -18.9 5 913 914 60 25 -21.7 -12.5 | 21 20 -7.0 -18.7 6 881 1219 65 23 -20.8 -9.7 | 21 17 -6.2 -16.0 7 850 1529 80 19 -18.7 -3.3 | 23 10 -4.1 -9.5 8 791 2134 105 25 -24.1 6.5 | 91 10 -9.5 0.2 9 763 2438 100 25 -24.6 4.3 | 79 10 -10.0 -1.9 10 710 3048 80 32 -31.5 -5.6 | 55 21 -16.9 -11.8 11 700 3168 75 31 -29.9 -8.0 | 47 21 -15.3 -14.3 12 611 4267 95 26 -25.9 2.3 | 71 12 -11.3 -4.0 13 589 4572 90 19 -19.0 0.0 | 35 8 -4.4 -6.2 14 567 4877 105 15 -14.5 3.9 | 356 2 0.1 -2.4 15 546 5182 85 7 -7.0 -0.6 | 312 10 7.7 -6.8 16 500 5900 90 13 -13.0 0.0 | 345 6 1.6 -6.2 17 488 6096 80 11 -10.8 -1.9 | 335 9 3.8 -8.1 18 469 6401 80 11 -10.8 -1.9 | 335 9 3.8 -8.1 19 417 7315 40 24 -15.4 -18.4 | 2 25 -0.8 -24.6 20 400 7630 80 15 -14.8 -2.6 | 1 9 -0.1 -8.8 21 384 7925 85 13 -13.0 -1.1 | 347 8 1.7 -7.4 22 369 8230 105 7 -6.8 1.8 | 299 9 7.9 -4.4 23 354 8534 130 11 -8.4 7.1 | 262 6 6.2 0.8 24 325 9144 155 10 -4.2 9.1 | 255 11 10.4 2.8 25 312 9449 160 3 -1.0 2.8 | 284 14 13.6 -3.4 26 300 9740 170 13 -2.3 12.8 | 242 14 12.4 6.6 27 299 9754 160 11 -3.8 10.3 | 249 12 10.9 4.1 28 287 10058 185 11 1.0 11.0 | 253 16 15.6 4.7 29 250 11010 195 7 1.8 6.8 | 268 16 16.4 0.5 30 240 11278 185 10 0.9 10.0 | 256 16 15.5 3.7 31 229 11582 165 14 -3.6 13.5 | 237 13 11.0 7.3 32 219 11887 180 13 0.0 13.0 | 245 16 14.6 6.8 33 200 12490 185 16 1.4 15.9 | 239 19 16.0 9.7 34 200 12497 175 19 -1.7 18.9 | 226 18 13.0 12.7 35 181 13106 190 16 2.8 15.8 | 241 20 17.4 9.5 36 172 13411 235 10 8.2 5.7 | 271 23 22.8 -0.5 37 150 14280 335 10 4.2 -9.1 | 309 24 18.9 -15.3 38 141 14630 345 14 3.6 -13.5 | 317 27 18.3 -19.8 39 127 15240 355 11 1.0 -11.0 | 318 23 15.6 -17.2 40 114 15850 215 10 5.7 8.2 | 265 20 20.4 2.0 41 103 16459 170 13 -2.3 12.8 | 242 14 12.4 6.6 42 100 16630 30 12 -6.0 -10.4 | 333 19 8.6 -16.6 43 98 16764 45 7 -4.9 -4.9 | 319 15 9.7 -11.2 44 92 17069 35 15 -8.6 -12.3 | 342 19 6.0 -18.5 45 86 17474 95 26 -25.9 2.3 | 71 12 -11.3 -4.0 46 83 17678 95 26 -25.9 2.3 | 71 12 -11.3 -4.0 47 79 17983 75 22 -21.3 -5.7 | 29 14 -6.6 -11.9 48 70 18593 110 16 -15.0 5.5 | 28 1 -0.4 -0.8 49 70 18630 340 4 1.4 -3.8 | 302 19 16.0 -10.0 50 67 18898 360 2 -0.0 -2.0 | 299 17 14.6 -8.2 51 63 19202 100 10 -9.8 1.7 | 313 7 4.8 -4.5 52 60 19507 80 12 -11.8 -2.1 | 341 9 2.8 -8.3 53 57 19812 65 12 -10.9 -5.1 | 342 12 3.8 -11.3 54 54 20117 105 5 -4.8 1.3 | 297 11 9.8 -4.9 55 50 20550 115 34 -30.8 14.4 | 117 18 -16.2 8.1 56 49 20726 105 25 -24.1 6.5 | 91 10 -9.5 0.2 57 46 21031 110 39 -36.6 13.3 | 108 23 -22.0 7.1 58 44 21336 95 39 -38.9 3.4 | 83 24 -24.2 -2.8 59 38 22250 80 57 -56.1 -9.9 | 69 45 -41.5 -16.1 60 36 22502 90 65 -65.0 0.0 | 83 51 -50.4 -6.2 61 34 22860 90 65 -65.0 0.0 | 83 51 -50.4 -6.2 62 30 23620 85 62 -61.8 -5.4 | 76 49 -47.1 -11.6 63 27 24079 85 62 -61.8 -5.4 | 76 49 -47.1 -11.6 Wind Parameters Mean winds (0-6000m): 83.1 at 21.2 knts Storm direction: 113.1 at 15.9 knts Shear (0-3000m) pos: 4.0 neg: 2.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 119.5 deg Storm rel helicity (0-3000m) pos: 132.2 neg: -28.1 tot: 104.0 m^2/s^2 ave: 34.7 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 4.8 10^-3/s Energy-Hel index: 0.86 Bulk Rich Number: 65.91 Bulk Shear: 16.40 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 15 350 15| 20.4 0.0 20.4| 79.3 0.0 79.3 158.7 0.97| 20.7 20.0 1000 55 19 3 17| 12.1 0.0 12.1|102.8 0.0 102.8 102.8 0.93| 13.4 12.4 1500 60 20 9 16| 6.4 0.0 6.4|105.8 -0.1 105.7 70.5 0.72| 11.8 8.5 2000 68 20 17 14| 6.0 0.0 6.0|127.4 -0.1 127.3 63.6 0.77| 11.2 8.6 2500 76 21 28 13| 4.8 0.5 5.3|132.2 -6.6 125.6 50.2 0.68| 10.0 6.8 3000 79 22 35 13| 4.0 2.0 6.1|132.2 -28.1 104.0 34.7 0.47| 10.1 4.8 4000 80 24 41 14| 2.8 1.5 4.3|154.3 -44.1 110.2 27.5 0.42| 9.0 3.8 5000 82 24 43 13| 1.2 1.2 2.4|158.2 -62.2 96.1 19.2 0.23| 9.2 2.1 6000 83 21 36 11| 1.0 1.2 2.2|167.6 -67.5 100.0 16.7 0.22| 8.6 1.9 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251231.00.gif