UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 8 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 28.2 25.0 83 3.2 25.8 110 7 300.4 304.1 298.6 359.5 20.10 1 1004 67 27.8 24.2 81 3.6 25.2 100 13 300.6 304.1 298.2 357.3 19.27 2 1000 105 27.4 23.7 80 3.7 24.7 95 16 300.5 304.0 297.8 355.7 18.76 3 925 790 22.0 19.8 87 2.2 20.5 105 16 301.8 304.7 296.4 348.7 15.91 4 889 1135 19.6 17.7 89 1.9 18.3 100 12 302.8 305.4 295.7 345.7 14.48 5 850 1522 18.0 15.2 84 2.8 16.1 110 10 305.0 307.4 295.1 343.5 12.89 6 734 2765 11.6 5.6 67 6.0 8.0 104 8 311.1 312.6 293.1 335.1 7.79 7 728 2834 11.6 3.6 58 8.0 7.0 101 8 311.8 313.1 292.5 333.0 6.82 8 721 2915 11.6 2.6 54 9.0 6.5 97 8 312.7 313.9 292.4 332.7 6.41 9 700 3162 10.4 3.4 62 7.0 6.3 110 9 314.0 315.3 293.3 335.9 7.00 10 684 3354 9.0 3.0 66 6.0 5.6 110 10 314.5 315.9 293.4 336.4 6.96 11 616 4215 4.6 -5.4 48 10.0 -0.3 123 12 319.0 319.8 292.4 332.5 4.15 12 530 5422 -3.9 -6.3 83 2.4 -5.0 106 15 322.9 323.7 293.7 337.7 4.51 13 519 5587 -4.5 -7.0 83 2.5 -5.7 103 15 324.1 324.9 294.0 338.5 4.36 14 504 5818 -6.1 -8.3 84 2.2 -7.1 103 15 324.9 325.7 293.9 338.3 4.06 15 500 5880 -6.3 -8.6 84 2.3 -7.4 110 14 325.4 326.2 294.0 338.7 4.00 16 495 5959 -6.1 -8.8 81 2.7 -7.3 114 14 326.5 327.3 294.3 339.8 3.98 17 421 7211 -12.5 -34.5 14 22.0 -17.3 116 18 333.8 333.9 293.2 335.7 0.49 18 402 7562 -15.5 -29.5 29 14.0 -18.9 114 15 334.4 334.5 293.7 337.4 0.83 19 400 7600 -15.9 -29.9 29 14.0 -19.2 115 14 334.3 334.5 293.6 337.3 0.80 20 340 8806 -23.7 -50.7 6 27.0 -26.8 125 16 339.6 339.6 294.3 340.1 0.11 21 334 8936 -24.7 -29.7 63 5.0 -25.8 129 15 340.0 340.2 295.2 343.6 0.98 22 300 9710 -29.7 -60.7 3 31.0 -31.9 95 26 343.5 343.5 295.2 343.7 0.04 23 290 9951 -31.7 -62.7 3 31.0 -33.7 100 25 344.0 344.0 295.3 344.1 0.03 24 250 10980 -40.9 -63.9 7 23.0 -41.8 100 22 345.3 345.3 295.6 345.4 0.03 25 200 12460 -53.3 -58.0 56 4.7 -53.4 120 12 348.4 348.4 296.3 348.7 0.08 26 199 12492 -53.7 -58.3 57 4.6 -53.8 121 12 348.2 348.2 296.3 348.5 0.07 27 182 13062 -57.3 -66.3 31 9.0 -57.5 148 12 351.4 351.4 297.0 351.5 0.03 28 176 13275 -57.1 -73.1 11 16.0 -57.3 171 9 355.1 355.1 297.7 355.1 0.01 29 161 13833 -61.3 -75.3 14 14.0 -61.4 250 13 357.2 357.2 298.1 357.2 0.01 30 150 14270 -64.1 -77.1 15 13.0 -64.2 315 20 359.7 359.7 298.7 359.7 0.01 31 117 15746 -75.9 -84.9 23 9.0 -75.9 267 27 364.3 364.3 299.5 364.4 0.00 32 105 16364 -79.5 -86.5 30 7.0 -79.5 283 27 368.9 368.9 300.4 369.0 0.00 33 100 16640 -80.5 -87.5 30 7.0 -80.5 315 23 372.2 372.2 300.9 372.2 0.00 34 88 17352 -84.3 -90.3 34 6.0 -84.3 13 18 378.4 378.4 302.0 378.4 0.00 35 85 17544 -84.1 -90.1 34 6.0 -84.1 12 19 382.6 382.6 302.6 382.6 0.00 36 78 18015 -86.5 -90.3 50 3.8 -86.5 65 11 387.2 387.2 303.3 387.2 0.00 37 76 18157 -86.7 -89.8 57 3.1 -86.7 62 10 389.6 389.6 303.8 389.6 0.00 38 76 18157 -86.7 -89.9 56 3.2 -86.7 62 10 389.6 389.6 303.8 389.6 0.00 39 70 18610 -82.7 -86.4 53 3.7 -82.7 115 9 407.5 407.5 306.2 407.5 0.00 40 61 19394 -75.3 -85.3 19 10.0 -75.3 52 21 440.3 440.3 309.9 440.3 0.00 41 50 20570 -67.7 -86.7 5 19.0 -67.9 125 15 484.0 484.0 313.8 484.0 0.00 42 49 20691 -67.7 -86.7 5 19.0 -67.9 117 15 486.8 486.8 314.0 486.8 0.00 43 40 21921 -63.3 -85.3 4 22.0 -63.8 97 22 526.9 526.9 316.7 526.9 0.01 44 34 22910 -66.3 -89.3 3 23.0 -66.7 76 32 544.1 544.1 317.8 544.1 0.00 45 30 23680 -58.7 -84.7 2 26.0 -59.7 85 33 584.6 584.6 319.9 584.7 0.01 46 27 24343 -56.9 -84.9 2 28.0 -58.3 94 38 607.6 607.6 320.9 607.6 0.01 47 26 24581 -57.7 -86.7 1 29.0 -59.0 95 39 611.9 611.9 321.2 611.9 0.01 48 20 26250 -53.7 -84.7 1 31.0 -56.2 85 30 671.8 671.8 323.5 671.9 0.02 49 12 29596 -45.3 -78.3 1 33.0 -52.1 92 28 807.2 807.3 327.4 807.9 0.07 50 11 30176 -46.1 -79.1 1 33.0 -52.9 84 20 824.7 824.7 327.8 825.4 0.07 51 10 30814 -42.9 -76.9 1 34.0 -51.5 86 15 859.4 859.5 328.6 860.5 0.11 52 10 30814 -43.5 -77.5 1 34.0 -51.9 86 15 857.2 857.2 328.5 858.2 0.10 TRP 78 18015 -86.5 -90.3 50 3.8 -86.5 65 11 387.2 387.2 303.3 387.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 569.46 mb = 4867.74 m = 15970.09 ft Wetbulb zero: 619.19 mb = 4172.13 m = 13687.92 ft Precipitable water: 2.08 inches Sfc-500 mean rel hum: 72.13 % Est. max temperature: 32.17 C = 89.90 F Sfc-Lift cond lev (LCL): 965.68 mb = 411.82 m = 1351.11 ft T: 24.98 C 700-500 lapse rate: 6.14 C/km ThetaE index: 26.84 C Layer 1004.0- 700.0 mb Conv cond level (CCL): 907.42 mb = 956.72 m = 3138.82 ft Mean mixing ratio: 17.31 g/kg Conv temperature: 30.07 C = 86.13 F Cap Strength: 0.65 C Lifted Index: -4.15 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.53 C Lifted Index @700 mb: -0.81 C Showalter Index: -0.93 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.50 C K Index: 32.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 216.40 Risk: None Energy Index: -1.00 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1131.36 J/kg Max Up Vert Vel: 47.57 m/s Conv Inhibition (B-): 2.96 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 921.57 mb = 822.28 m = 2697.74 ft Lev Free Conv (LFC): 896.57 mb = 1061.26 m = 3481.80 ft Equ Level (EL): 176.57 mb = 13254.03 m = 43483.81 ft B at Equ Level: 1113.92 J/kg Max Parcel Lev (MPL): 96.57 mb = 16834.45 m = 55230.47 ft Wind level data Storm motion: 138 at 9 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 2 110 7 -6.6 2.4 | 8 4 -0.6 -4.3 1 1000 105 95 16 -15.9 1.4 | 62 11 -10.0 -5.3 2 978 305 95 15 -14.9 1.3 | 59 10 -9.0 -5.4 3 944 610 105 17 -16.4 4.4 | 78 11 -10.4 -2.3 4 925 790 105 16 -15.5 4.1 | 75 10 -9.5 -2.6 5 912 914 100 14 -13.8 2.4 | 61 9 -7.8 -4.3 6 880 1219 100 11 -10.8 1.9 | 45 7 -4.9 -4.8 7 850 1522 110 10 -9.4 3.4 | 46 5 -3.4 -3.3 8 820 1829 110 8 -7.5 2.7 | 21 4 -1.5 -4.0 9 791 2134 110 8 -7.5 2.7 | 21 4 -1.5 -4.0 10 763 2438 110 9 -8.5 3.1 | 34 4 -2.5 -3.6 11 736 2743 105 8 -7.7 2.1 | 21 5 -1.8 -4.6 12 710 3048 90 8 -8.0 0.0 | 17 7 -2.0 -6.7 13 700 3162 110 9 -8.5 3.1 | 34 4 -2.5 -3.6 14 658 3658 110 11 -10.3 3.8 | 56 5 -4.4 -2.9 15 610 4267 125 12 -9.8 6.9 | 93 4 -3.9 0.2 16 566 4877 115 15 -13.6 6.3 | 87 8 -7.6 -0.4 17 506 5791 100 15 -14.8 2.6 | 65 10 -8.8 -4.1 18 500 5880 110 14 -13.2 4.8 | 75 7 -7.2 -1.9 19 486 6096 120 15 -13.0 7.5 | 97 7 -7.0 0.8 20 449 6706 145 18 -10.3 14.7 | 152 9 -4.4 8.1 21 415 7315 110 18 -16.9 6.2 | 87 11 -10.9 -0.5 22 400 7600 115 14 -12.7 5.9 | 83 7 -6.7 -0.8 23 399 7620 120 12 -10.4 6.0 | 81 4 -4.4 -0.7 24 338 8839 125 16 -13.1 9.2 | 109 8 -7.1 2.5 25 324 9144 140 14 -9.0 10.7 | 143 5 -3.0 4.0 26 300 9710 95 26 -25.9 2.3 | 77 20 -19.9 -4.4 27 298 9754 100 25 -24.6 4.3 | 83 19 -18.6 -2.4 28 261 10668 100 26 -25.6 4.5 | 84 20 -19.6 -2.2 29 250 10980 100 22 -21.7 3.8 | 80 16 -15.7 -2.9 30 218 11887 95 15 -14.9 1.3 | 59 10 -9.0 -5.4 31 200 12460 120 12 -10.4 6.0 | 81 4 -4.4 -0.7 32 180 13106 150 12 -6.0 10.4 | 180 4 -0.0 3.7 33 172 13411 190 6 1.0 5.9 | 276 7 7.0 -0.8 34 150 14270 315 20 14.1 -14.1 | 316 29 20.1 -20.8 35 149 14326 330 10 5.0 -8.7 | 324 19 11.0 -15.4 36 127 15240 275 23 22.9 -2.0 | 287 30 28.9 -8.7 37 109 16154 260 30 29.5 5.2 | 272 36 35.5 -1.5 38 100 16640 315 23 16.3 -16.3 | 316 32 22.2 -23.0 39 98 16764 305 18 14.7 -10.3 | 309 27 20.7 -17.0 40 93 17069 355 22 1.9 -21.9 | 345 30 7.9 -28.6 41 88 17374 15 18 -4.7 -17.4 | 357 24 1.3 -24.1 42 83 17678 10 19 -3.3 -18.7 | 354 26 2.7 -25.4 43 78 18015 65 11 -10.0 -4.6 | 19 12 -4.0 -11.3 44 74 18288 60 10 -8.7 -5.0 | 13 12 -2.7 -11.7 45 70 18593 75 15 -14.5 -3.9 | 39 14 -8.5 -10.6 46 70 18610 115 9 -8.2 3.8 | 37 4 -2.2 -2.9 47 67 18898 130 9 -6.9 5.8 | 45 1 -0.9 -0.9 48 63 19202 35 8 -4.6 -6.6 | 354 13 1.4 -13.2 49 60 19507 60 27 -23.4 -13.5 | 41 27 -17.4 -20.2 50 54 20117 145 12 -6.9 9.8 | 164 3 -0.9 3.1 51 51 20422 145 10 -5.7 8.2 | 189 2 0.2 1.5 52 50 20570 125 15 -12.3 8.6 | 107 7 -6.3 1.9 53 49 20726 115 15 -13.6 6.3 | 87 8 -7.6 -0.4 54 46 21031 130 21 -16.1 13.5 | 124 12 -10.1 6.8 55 44 21336 125 17 -13.9 9.8 | 111 9 -8.0 3.1 56 42 21641 90 20 -20.0 0.0 | 64 16 -14.0 -6.7 57 38 22250 105 25 -24.1 6.5 | 89 18 -18.2 -0.2 58 34 22860 75 32 -30.9 -8.3 | 59 29 -24.9 -15.0 59 30 23680 85 33 -32.9 -2.9 | 70 29 -26.9 -9.6 60 30 23774 85 35 -34.9 -3.1 | 71 30 -28.9 -9.7 61 28 24079 85 32 -31.9 -2.8 | 70 28 -25.9 -9.5 62 27 24384 95 39 -38.9 3.4 | 84 33 -32.9 -3.3 63 26 24689 95 39 -38.9 3.4 | 84 33 -32.9 -3.3 64 23 25298 80 36 -35.5 -6.3 | 66 32 -29.5 -12.9 65 22 25603 85 35 -34.9 -3.1 | 71 30 -28.9 -9.7 66 20 26250 85 30 -29.9 -2.6 | 69 26 -23.9 -9.3 67 19 26518 95 33 -32.9 2.9 | 82 27 -26.9 -3.8 68 15 27432 70 24 -22.6 -8.2 | 48 22 -16.6 -14.9 69 13 27737 95 24 -23.9 2.1 | 76 19 -17.9 -4.6 70 12 28042 90 27 -27.0 0.0 | 72 22 -21.0 -6.7 71 11 28346 95 29 -28.9 2.5 | 80 23 -22.9 -4.2 72 11 28651 75 13 -12.6 -3.4 | 33 12 -6.6 -10.1 73 10 28956 90 16 -16.0 0.0 | 56 12 -10.0 -6.7 74 9 29261 20 7 -2.4 -6.6 | 345 14 3.6 -13.3 75 8 29566 75 12 -11.6 -3.1 | 30 11 -5.6 -9.8 76 8 29870 0 0 -0.0 -0.0 | 318 9 6.0 -6.7 Wind Parameters Mean winds (0-6000m): 108.3 at 12.0 knts Storm direction: 138.3 at 9.0 knts Shear (0-3000m) pos: 0.9 neg: 1.3 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 9.6 deg Storm rel helicity (0-3000m) pos: 20.5 neg: -16.3 tot: 4.3 m^2/s^2 ave: 1.4 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.5 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 585.92 Bulk Shear: 1.93 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 97 15 61 10| 0.0 9.7 9.7| 16.2 -1.5 14.8 29.6 0.70| 13.1 9.1 1000 100 15 66 10| 0.0 3.3 3.3| 19.5 -9.2 10.3 10.3 0.38| 9.3 3.5 1500 101 14 62 9| 1.2 2.2 3.4| 19.5 -12.2 7.3 4.9 0.24| 7.6 1.8 2000 103 13 58 7| 1.4 1.6 3.0| 19.5 -14.5 5.0 2.5 0.14| 6.2 0.9 2500 104 12 54 7| 1.1 1.5 2.6| 20.5 -14.6 5.9 2.4 0.17| 5.2 0.9 3000 104 11 50 6| 0.9 1.3 2.2| 20.5 -16.3 4.3 1.4 0.11| 4.8 0.5 4000 105 11 49 6| 0.8 0.9 1.8| 27.1 -16.3 10.9 2.7 0.23| 4.4 1.0 5000 109 11 57 6| 0.7 1.0 1.8| 28.6 -18.1 10.4 2.1 0.21| 4.1 0.8 6000 108 12 61 6| 0.9 1.0 1.8| 34.4 -24.3 10.2 1.7 0.18| 4.0 0.7 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251208.00.gif