UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 21 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 1011 2 28.0 23.8 78 4.2 24.9 90 12 300.2 303.6 297.7 355.0 18.67 1 1005 55 27.8 22.8 74 5.0 24.2 82 19 300.5 303.8 297.1 352.3 17.65 2 1000 99 27.4 22.4 74 5.0 23.8 75 25 300.5 303.7 296.9 351.3 17.30 3 936 682 21.8 20.5 92 1.3 20.9 80 23 300.6 303.6 296.4 348.8 16.43 4 925 785 21.2 19.0 87 2.2 19.6 80 23 301.0 303.8 295.6 345.4 15.12 5 882 1196 19.2 14.2 73 5.0 15.9 80 27 303.0 305.2 293.7 337.5 11.62 6 868 1333 19.2 9.2 52 10.0 13.0 78 27 304.4 306.0 291.6 329.8 8.44 7 850 1513 18.0 14.2 78 3.8 15.5 75 26 305.0 307.2 294.6 341.1 12.07 8 847 1543 18.0 13.1 73 4.9 14.8 75 26 305.3 307.4 294.1 339.0 11.26 9 835 1665 18.6 0.6 30 18.0 8.9 75 26 307.2 308.1 289.3 322.0 4.78 10 767 2389 15.4 -7.6 20 23.0 4.6 83 27 311.3 311.8 288.8 320.3 2.81 11 701 3143 9.8 1.8 57 8.0 5.4 70 25 313.2 314.4 292.4 332.7 6.23 12 700 3155 9.8 1.8 57 8.0 5.4 70 25 313.3 314.5 292.5 332.9 6.24 13 691 3262 9.4 -0.6 50 10.0 4.1 68 25 314.1 315.1 291.9 330.8 5.30 14 666 3566 7.4 -0.6 57 8.0 3.1 62 23 315.1 316.2 292.4 332.6 5.50 15 630 4020 6.0 -10.0 31 16.0 -1.1 66 22 318.6 319.1 291.1 327.9 2.84 16 620 4151 6.4 -24.6 9 31.0 -3.7 68 21 320.5 320.7 289.8 323.5 0.84 17 563 4934 2.0 -19.0 19 21.0 -5.7 50 16 324.3 324.6 291.6 329.5 1.51 18 558 5005 2.0 -32.0 6 34.0 -7.3 51 17 325.1 325.2 290.8 326.8 0.47 19 536 5328 0.0 -30.0 8 30.0 -8.4 54 20 326.5 326.6 291.3 328.6 0.59 20 524 5509 -1.1 -33.1 7 32.0 -9.4 55 21 327.3 327.4 291.4 328.9 0.45 21 500 5880 -3.9 -25.9 16 22.0 -10.5 60 17 328.3 328.5 292.2 331.6 0.93 22 475 6282 -7.1 -25.1 22 18.0 -12.4 58 16 329.2 329.4 292.5 332.9 1.05 23 465 6448 -7.9 -29.9 15 22.0 -13.6 61 15 330.2 330.3 292.4 332.7 0.69 24 444 6806 -10.5 -26.5 26 16.0 -14.9 66 14 331.3 331.5 293.0 334.9 0.99 25 437 6928 -11.3 -30.3 19 19.0 -16.0 68 14 331.8 331.9 292.9 334.4 0.70 26 400 7600 -16.5 -23.5 55 7.0 -18.5 155 6 333.5 333.8 294.0 338.7 1.44 27 372 8143 -19.5 -31.5 34 12.0 -22.1 189 7 336.6 336.7 294.1 339.3 0.74 28 319 9265 -29.3 -43.3 25 14.0 -31.0 202 7 338.1 338.1 294.1 339.1 0.26 29 305 9583 -32.5 -45.5 26 13.0 -33.8 237 9 338.0 338.0 294.0 338.8 0.21 30 300 9700 -33.1 -49.1 19 16.0 -34.5 250 10 338.7 338.8 294.1 339.3 0.15 31 298 9747 -33.1 -50.1 17 17.0 -34.6 228 6 339.4 339.4 294.3 339.9 0.13 32 293 9866 -33.7 -43.7 36 10.0 -34.8 225 7 340.2 340.2 294.6 341.2 0.27 33 288 9986 -34.5 -58.5 7 24.0 -36.0 225 9 340.7 340.7 294.6 340.9 0.05 34 254 10852 -41.1 -60.1 11 19.0 -42.0 216 27 343.4 343.4 295.2 343.6 0.05 35 250 10960 -41.9 -60.9 11 19.0 -42.7 210 31 343.8 343.8 295.3 344.0 0.04 36 247 11041 -42.3 -62.3 9 20.0 -43.1 207 31 344.4 344.4 295.4 344.5 0.04 37 220 11811 -48.9 -58.9 30 10.0 -49.3 176 28 345.8 345.8 295.7 346.0 0.06 38 200 12430 -53.1 -63.1 29 10.0 -53.4 170 28 348.7 348.7 296.4 348.9 0.04 39 178 13175 -57.1 -79.1 5 22.0 -57.3 159 43 353.9 353.9 297.5 354.0 0.00 40 151 14199 -64.1 -80.1 9 16.0 -64.2 202 27 359.0 359.0 298.5 359.0 0.00 41 150 14240 -64.3 -80.3 9 16.0 -64.4 205 26 359.3 359.3 298.5 359.3 0.00 42 111 16020 -77.3 -88.3 16 11.0 -77.3 148 10 367.2 367.2 300.1 367.3 0.00 43 100 16610 -81.7 -91.7 17 10.0 -81.7 110 13 369.9 369.9 300.5 369.9 0.00 44 85 17511 -86.1 -94.1 22 8.0 -86.1 85 34 378.6 378.6 302.0 378.6 0.00 45 83 17641 -86.1 -94.1 22 8.0 -86.1 85 33 381.2 381.2 302.4 381.2 0.00 46 76 18128 -82.3 -90.3 24 8.0 -82.3 90 27 398.8 398.8 305.0 398.8 0.00 47 75 18203 -81.7 -89.7 24 8.0 -81.7 85 25 401.6 401.6 305.4 401.6 0.00 48 71 18510 -81.3 -90.3 20 9.0 -81.3 87 37 408.8 408.8 306.3 408.8 0.00 49 70 18590 -80.3 -89.3 21 9.0 -80.3 90 41 412.6 412.6 306.8 412.6 0.00 50 69 18671 -79.7 -88.7 21 9.0 -79.7 68 37 415.6 415.6 307.2 415.6 0.00 51 66 18923 -78.5 -87.5 22 9.0 -78.6 84 40 423.5 423.5 308.1 423.5 0.00 52 52 20315 -67.9 -87.9 4 20.0 -68.1 41 14 478.1 478.1 313.3 478.1 0.00 53 50 20550 -68.7 -89.7 3 21.0 -68.9 65 5 481.6 481.6 313.6 481.6 0.00 54 47 20919 -69.9 -90.9 3 21.0 -70.1 72 8 487.3 487.3 314.0 487.3 0.00 55 30 23660 -59.1 -88.1 1 29.0 -60.1 90 39 583.5 583.5 319.8 583.6 0.01 56 26 24559 -57.5 -87.5 1 30.0 -58.9 93 44 612.4 612.4 321.2 612.5 0.01 57 22 25625 -52.5 -83.5 1 31.0 -55.1 99 39 657.3 657.3 323.0 657.4 0.02 58 20 26240 -52.3 -83.3 1 31.0 -55.1 85 32 676.1 676.1 323.6 676.2 0.02 59 18 26920 -53.1 -84.1 1 31.0 -55.9 75 32 694.2 694.3 324.3 694.4 0.02 60 13 29054 -45.5 -78.5 1 33.0 -51.9 99 27 788.3 788.3 327.0 788.9 0.07 61 12 29588 -45.5 -78.5 1 33.0 -52.2 96 24 806.5 806.6 327.4 807.2 0.07 TRP 85 17511 -86.1 -94.1 22 8.0 -86.1 85 34 378.6 378.6 302.0 378.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 536.00 mb = 5328.13 m = 17480.54 ft Wetbulb zero: 639.33 mb = 3900.05 m = 12795.28 ft Precipitable water: 1.45 inches Sfc-500 mean rel hum: 39.90 % Est. max temperature: 32.46 C = 90.42 F Sfc-Lift cond lev (LCL): 951.57 mb = 536.51 m = 1760.17 ft T: 23.20 C 700-500 lapse rate: 5.03 C/km ThetaE index: 25.22 C Layer 1005.0- 850.0 mb Conv cond level (CCL): 896.78 mb = 1052.29 m = 3452.36 ft Mean mixing ratio: 16.50 g/kg Conv temperature: 30.12 C = 86.22 F Cap Strength: 1.71 C Lifted Index: -0.64 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.29 C Lifted Index @700 mb: -0.59 C Showalter Index: 2.47 C Risk: Showers probable Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 18.10 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 239.40 Risk: None Energy Index: -1.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 670.12 J/kg Max Up Vert Vel: 36.61 m/s Conv Inhibition (B-): 74.09 J/kg Cap Strength: 1.70 C Lift Cond Lev (LCL): 918.48 mb = 846.03 m = 2775.65 ft Lev Free Conv (LFC): 713.48 mb = 2995.18 m = 9826.57 ft Equ Level (EL): 623.48 mb = 4105.43 m = 13469.09 ft B at Equ Level: 25.06 J/kg Max Parcel Lev (MPL): 123.48 mb = 15389.82 m = 50490.92 ft Wind level data Storm motion: 101 at 17 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 2 90 12 -12.0 0.0 | 304 6 4.9 -3.3 1 1000 99 75 25 -24.1 -6.5 | 36 12 -7.2 -9.8 2 977 305 80 25 -24.6 -4.3 | 45 11 -7.7 -7.6 3 944 610 80 23 -22.7 -4.0 | 38 9 -5.7 -7.3 4 925 785 80 23 -22.7 -4.0 | 38 9 -5.7 -7.3 5 911 914 80 27 -26.6 -4.7 | 50 13 -9.7 -8.0 6 880 1219 80 27 -26.6 -4.7 | 50 13 -9.7 -8.0 7 850 1513 75 26 -25.1 -6.7 | 39 13 -8.2 -10.0 8 819 1829 75 27 -26.1 -7.0 | 42 14 -9.1 -10.3 9 790 2134 75 27 -26.1 -7.0 | 42 14 -9.1 -10.3 10 762 2438 85 27 -26.9 -2.4 | 60 11 -10.0 -5.7 11 735 2743 85 26 -25.9 -2.3 | 58 11 -9.0 -5.6 12 700 3155 70 25 -23.5 -8.6 | 29 14 -6.6 -11.8 13 658 3658 60 23 -19.9 -11.5 | 11 15 -3.0 -14.8 14 610 4267 70 21 -19.7 -7.2 | 15 11 -2.8 -10.5 15 566 4877 50 16 -12.3 -10.3 | 341 14 4.7 -13.6 16 525 5486 55 21 -17.2 -12.0 | 1 15 -0.3 -15.3 17 500 5880 60 17 -14.7 -8.5 | 349 12 2.2 -11.8 18 486 6096 55 16 -13.1 -9.2 | 343 13 3.8 -12.5 19 432 7010 70 14 -13.2 -4.8 | 335 9 3.8 -8.1 20 400 7600 155 6 -2.5 5.4 | 262 15 14.4 2.1 21 399 7620 130 7 -5.4 4.5 | 264 12 11.6 1.2 22 367 8230 200 7 2.4 6.6 | 260 20 19.3 3.3 23 324 9144 190 6 1.0 5.9 | 262 18 18.0 2.6 24 300 9700 250 10 9.4 3.4 | 270 26 26.3 0.1 25 298 9754 225 5 3.5 3.5 | 269 20 20.5 0.2 26 261 10668 225 20 14.1 14.1 | 251 33 31.1 10.8 27 250 10960 210 31 15.5 26.8 | 234 40 32.4 23.5 28 207 12192 160 26 -8.9 24.4 | 201 23 8.0 21.1 29 200 12430 170 28 -4.9 27.6 | 206 27 12.1 24.3 30 171 13411 155 48 -20.3 43.5 | 175 40 -3.3 40.2 31 150 14240 205 26 11.0 23.6 | 234 35 27.9 20.3 32 133 14935 215 21 12.0 17.2 | 244 32 29.0 13.9 33 126 15240 195 12 3.1 11.6 | 248 22 20.0 8.3 34 103 16459 120 9 -7.8 4.5 | 263 9 9.1 1.2 35 100 16610 110 13 -12.2 4.4 | 256 5 4.7 1.1 36 97 16764 85 10 -10.0 -0.9 | 301 8 7.0 -4.2 37 85 17511 85 34 -33.9 -3.0 | 70 18 -16.9 -6.3 38 82 17678 85 33 -32.9 -2.9 | 69 17 -15.9 -6.2 39 78 17983 100 29 -28.6 5.0 | 99 12 -11.6 1.7 40 74 18288 80 24 -23.6 -4.2 | 42 10 -6.7 -7.5 41 70 18590 90 41 -41.0 0.0 | 82 24 -24.1 -3.3 42 70 18593 65 35 -31.7 -14.8 | 39 23 -14.8 -18.1 43 66 18898 75 43 -41.5 -11.1 | 60 29 -24.6 -14.4 44 63 19202 150 21 -10.5 18.2 | 203 16 6.4 14.9 45 60 19507 130 8 -6.1 5.1 | 260 11 10.8 1.8 46 57 19812 135 5 -3.5 3.5 | 269 13 13.4 0.2 47 54 20117 75 18 -17.4 -4.7 | 3 8 -0.4 -8.0 48 51 20422 25 12 -5.1 -10.9 | 320 18 11.9 -14.2 49 50 20550 65 5 -4.5 -2.1 | 294 14 12.4 -5.4 50 49 20726 75 4 -3.9 -1.0 | 288 14 13.1 -4.3 51 46 21031 70 10 -9.4 -3.4 | 312 10 7.5 -6.7 52 44 21336 105 7 -6.8 1.8 | 278 10 10.2 -1.5 53 42 21641 90 17 -17.0 0.0 | 1 3 -0.1 -3.3 54 40 21946 95 17 -16.9 1.5 | 360 2 0.0 -1.8 55 38 22250 85 28 -27.9 -2.4 | 62 12 -11.0 -5.7 56 34 22860 95 36 -35.9 3.1 | 90 19 -18.9 -0.2 57 33 23165 105 40 -38.6 10.4 | 108 23 -21.7 7.1 58 31 23470 90 36 -36.0 0.0 | 80 19 -19.1 -3.3 59 30 23660 90 39 -39.0 0.0 | 81 22 -22.1 -3.3 60 29 23774 95 40 -39.8 3.5 | 90 23 -22.9 0.2 61 28 24079 85 39 -38.9 -3.4 | 73 23 -21.9 -6.7 62 27 24384 90 42 -42.0 0.0 | 83 25 -25.1 -3.3 63 26 24689 95 46 -45.8 4.0 | 91 29 -28.9 0.7 64 22 25603 100 39 -38.4 6.8 | 99 22 -21.5 3.5 65 21 25908 85 36 -35.9 -3.1 | 71 20 -18.9 -6.4 66 20 26213 90 36 -36.0 0.0 | 80 19 -19.1 -3.3 67 20 26240 85 32 -31.9 -2.8 | 68 16 -14.9 -6.1 68 17 26822 70 32 -30.1 -10.9 | 43 19 -13.1 -14.2 69 15 27432 95 33 -32.9 2.9 | 88 16 -15.9 -0.4 70 13 27737 100 28 -27.6 4.9 | 98 11 -10.6 1.6 71 10 28651 90 19 -19.0 0.0 | 32 4 -2.1 -3.3 72 10 28956 80 23 -22.7 -4.0 | 38 9 -5.7 -7.3 73 9 29261 95 16 -15.9 1.4 | 332 2 1.0 -1.9 74 8 29566 75 13 -12.6 -3.4 | 327 8 4.4 -6.7 Wind Parameters Mean winds (0-6000m): 71.0 at 23.0 knts Storm direction: 101.0 at 17.3 knts Shear (0-3000m) pos: 0.8 neg: 2.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 94.7 deg Storm rel helicity (0-3000m) pos: 45.7 neg: -24.0 tot: 21.7 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 2.6 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 487.48 Bulk Shear: 1.37 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 79 23 38 10| 0.0 12.4 12.4| 24.2 -2.1 22.1 44.2 0.81| 19.9 16.0 1000 79 24 41 10| 0.0 7.9 7.9| 30.7 -3.2 27.5 27.5 0.73| 12.4 9.0 1500 79 25 43 11| 0.0 5.1 5.1| 30.7 -11.3 19.5 13.0 0.57| 9.1 5.2 2000 78 25 43 12| 0.0 4.0 4.0| 32.4 -11.3 21.1 10.6 0.57| 7.1 4.0 2500 78 26 44 12| 1.0 3.2 4.2| 45.7 -11.3 34.4 13.8 0.61| 6.6 4.0 3000 79 26 45 12| 0.8 2.8 3.6| 45.7 -24.0 21.7 7.2 0.41| 6.4 2.6 4000 76 25 38 12| 0.8 2.3 3.1| 47.4 -47.4 0.0 0.0 0.20| 6.0 1.2 5000 74 24 31 12| 0.7 1.8 2.4| 51.3 -70.9 -19.6 -3.9 0.06| 5.8 0.3 6000 71 23 24 12| 0.7 1.5 2.2| 67.0 -82.9 -15.8 -2.6 0.06| 5.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251221.00.gif