UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120418.upa.cvt Date: 1800Z 4 DEC 25 Searching for K2800... Searching the city database file for: K2800 ... Date:1800Z 4 DEC 25 Station: K2800 WMO ident: 72800 ------------------------------------------------------------------------------- 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 198 SFC 987 306 7.8 0.8 61 7.0 4.6 60 5 282.0 282.7 278.4 293.5 4.10 2 984 331 5.2 0.4 71 4.8 3.1 60 5 279.6 280.3 277.0 290.7 4.00 3 948 632 1.8 -1.0 82 2.8 0.6 66 6 279.2 279.8 276.5 289.6 3.75 4 925 830 1.4 -2.2 77 3.6 -0.1 80 3 280.7 281.3 276.9 290.6 3.51 5 909 970 1.0 -1.5 83 2.5 -0.0 178 3 281.7 282.4 277.8 292.3 3.77 6 901 1041 1.2 -2.5 76 3.7 -0.3 181 6 282.7 283.3 277.9 292.6 3.53 7 892 1122 2.6 -18.4 20 21.0 -3.4 185 9 284.9 285.1 275.6 288.0 1.00 8 881 1223 4.4 -17.6 18 22.0 -2.3 191 13 287.8 288.0 277.2 291.1 1.09 9 871 1316 5.0 -8.0 38 13.0 -0.0 203 14 289.4 289.8 279.7 296.4 2.40 10 867 1354 5.6 4.5 93 1.1 5.0 208 14 290.4 291.4 284.5 307.8 6.10 11 850 1516 7.4 4.9 84 2.5 6.1 230 16 293.9 295.0 286.2 312.4 6.40 12 847 1545 7.6 5.0 84 2.6 6.2 223 18 294.4 295.6 286.4 313.2 6.46 13 836 1653 7.2 5.2 87 2.0 6.1 237 15 295.1 296.3 286.9 314.4 6.64 14 798 2034 4.4 4.4 100 0.0 4.4 267 16 296.1 297.2 287.2 315.3 6.58 15 785 2168 5.0 2.5 84 2.5 3.7 270 20 298.1 299.1 287.2 315.3 5.84 16 700 3098 1.2 -7.8 51 9.0 -2.6 275 28 303.8 304.4 286.5 313.2 3.03 17 653 3655 -1.3 -13.3 40 12.0 -5.7 275 46 307.1 307.5 286.6 313.8 2.10 18 606 4245 -5.7 -13.7 53 8.0 -8.5 276 56 308.6 309.1 287.3 315.7 2.19 19 578 4615 -7.7 -24.7 24 17.0 -12.1 264 59 310.5 310.7 286.6 313.5 0.89 20 553 4957 -10.5 -24.5 31 14.0 -14.0 255 64 311.1 311.3 286.9 314.3 0.95 21 540 5140 -10.7 -36.7 10 26.0 -15.4 255 68 313.0 313.1 286.8 314.1 0.30 22 529 5298 -10.5 -33.5 13 23.0 -15.2 255 73 315.1 315.2 287.6 316.6 0.43 23 507 5624 -12.9 -32.9 17 20.0 -16.9 255 81 316.1 316.1 288.0 317.7 0.47 24 500 5730 -13.5 -25.5 36 12.0 -16.4 255 84 316.6 316.8 288.7 319.9 0.96 25 499 5745 -13.5 -24.5 39 11.0 -16.3 255 84 316.8 317.0 288.9 320.4 1.05 26 497 5776 -13.7 -14.9 91 1.2 -14.1 255 83 316.9 317.3 290.2 324.9 2.42 27 482 6008 -15.9 -15.9 100 0.0 -15.9 252 84 317.0 317.4 290.1 324.5 2.30 28 478 6071 -15.1 -19.9 67 4.8 -16.5 250 84 318.7 319.0 290.0 324.3 1.65 29 470 6199 -15.7 -16.4 94 0.7 -15.9 250 85 319.5 319.9 290.9 327.0 2.26 30 458 6394 -17.1 -17.1 100 0.0 -17.1 250 87 320.1 320.5 291.0 327.4 2.19 31 418 7075 -21.1 -21.2 99 0.1 -21.1 250 94 323.5 323.8 291.5 329.3 1.68 32 414 7146 -21.1 -22.4 89 1.3 -21.4 250 95 324.4 324.7 291.6 329.7 1.53 33 412 7182 -20.9 -25.1 69 4.2 -21.9 250 96 325.1 325.3 291.5 329.3 1.21 34 410 7218 -20.9 -24.1 75 3.2 -21.7 250 96 325.5 325.8 291.7 330.2 1.33 35 400 7400 -22.5 -26.2 72 3.7 -23.4 250 98 325.7 326.0 291.6 329.7 1.13 36 399 7418 -22.7 -26.9 69 4.2 -23.6 250 98 325.7 325.9 291.6 329.5 1.06 37 370 7966 -26.7 -27.3 95 0.6 -26.8 252 101 327.5 327.7 292.1 331.4 1.10 38 357 8223 -27.9 -32.9 62 5.0 -28.7 254 104 329.3 329.4 292.2 331.7 0.67 39 345 8467 -30.1 -32.8 77 2.7 -30.5 255 107 329.5 329.7 292.3 332.1 0.70 40 325 8889 -32.7 -40.7 45 8.0 -33.6 258 113 331.6 331.7 292.5 332.9 0.34 41 320 8998 -32.3 -45.3 26 13.0 -33.6 259 114 333.6 333.7 292.9 334.5 0.21 42 316 9087 -32.5 -51.5 13 19.0 -34.0 260 115 334.6 334.6 293.0 335.0 0.11 43 300 9450 -35.7 -54.7 12 19.0 -36.9 260 117 335.1 335.1 293.2 335.4 0.08 44 283 9853 -39.5 -58.5 12 19.0 -40.4 259 118 335.2 335.2 293.2 335.4 0.05 45 282 9878 -39.5 -58.5 12 19.0 -40.4 259 118 335.6 335.6 293.3 335.8 0.05 46 250 10690 -47.1 -55.1 40 8.0 -47.4 250 115 336.0 336.1 293.4 336.4 0.09 47 226 11348 -53.1 -59.1 48 6.0 -53.2 255 118 336.7 336.7 293.6 336.9 0.06 48 221 11491 -54.5 -61.5 42 7.0 -54.6 256 119 336.7 336.7 293.6 336.9 0.04 49 204 11997 -59.3 -60.7 84 1.4 -59.3 259 121 336.9 337.0 293.6 337.2 0.05 50 200 12120 -60.7 -62.3 81 1.6 -60.7 260 122 336.6 336.6 293.5 336.8 0.04 51 197 12214 -61.5 -68.5 39 7.0 -61.6 260 122 336.8 336.8 293.6 336.9 0.02 52 156 13619 -72.5 -77.0 51 4.5 -72.5 242 127 341.4 341.4 294.7 341.4 0.01 53 150 13850 -70.9 -76.9 41 6.0 -70.9 245 122 348.0 348.0 296.2 348.0 0.01 54 134 14529 -64.5 -85.5 4 21.0 -64.6 256 120 370.7 370.7 300.7 370.7 0.00 55 117 15357 -65.1 -86.1 4 21.0 -65.3 269 110 384.3 384.3 302.9 384.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5532.00 m Freezing level: 677.44 mb = 3365.15 m = 11040.39 ft Wetbulb zero: 928.19 mb = 802.34 m = 2632.31 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 53.79 % Est. max temperature: 20.77 C = 69.39 F Sfc-Lift cond lev (LCL): 886.68 mb = 1170.96 m = 3841.68 ft T: 3.47 C 700-500 lapse rate: 5.59 C/km ThetaE index: 4.66 C Layer 892.0- 881.0 mb Conv cond level (CCL): 567.94 mb = 4750.58 m = 15585.72 ft Mean mixing ratio: 3.46 g/kg Conv temperature: 36.45 C = 97.61 F Cap Strength: 22.06 C Lifted Index: 22.34 C Risk: None Lifted Index @300 mb: 31.60 C Lifted Index @700 mb: 16.47 C Showalter Index: 7.31 C Risk: None Total Totals Index: 39.30 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 18.40 C K Index: 16.80 Risk: < 20 % chance of thunderstorms Sweat Index: 252.63 Risk: None Energy Index: 1.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.25 J/kg Max Up Vert Vel: 6.52 m/s Conv Inhibition (B-): 15487.70 J/kg Cap Strength: 22.32 C Lift Cond Lev (LCL): 870.44 mb = 1321.27 m = 4334.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 291 at 31 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 ---------------------------------------------------------- 0 987 306 60 5 -4.3 -2.5 | 105 34 -33.0 8.7 1 951 610 65 6 -5.4 -2.5 | 104 35 -34.1 8.6 2 925 830 80 3 -3.0 -0.5 | 109 33 -31.6 10.6 3 915 914 175 1 -0.1 1.0 | 113 31 -28.7 12.1 4 882 1219 190 13 2.3 12.8 | 132 36 -26.4 24.0 5 850 1516 230 16 12.3 10.3 | 143 27 -16.4 21.4 6 849 1524 220 19 12.2 14.6 | 147 30 -16.4 25.7 7 818 1829 260 10 9.8 1.7 | 124 23 -18.8 12.9 8 788 2134 270 19 19.0 -0.0 | 139 15 -9.6 11.2 9 759 2438 270 27 27.0 -0.0 | 172 11 -1.6 11.2 10 731 2743 275 27 26.9 -2.4 | 169 9 -1.7 8.8 11 704 3048 275 26 25.9 -2.3 | 163 9 -2.7 8.9 12 700 3098 275 28 27.9 -2.4 | 175 9 -0.7 8.7 13 652 3658 275 47 46.8 -4.1 | 249 20 18.2 7.1 14 627 3962 280 54 53.2 -9.4 | 266 25 24.6 1.8 15 603 4267 275 56 55.8 -4.9 | 257 28 27.2 6.3 16 558 4877 255 62 59.9 16.0 | 229 41 31.3 27.2 17 500 5730 255 84 81.1 21.7 | 238 62 52.5 32.9 18 496 5791 255 83 80.2 21.5 | 238 61 51.5 32.6 19 476 6096 250 84 78.9 28.7 | 232 64 50.3 39.9 20 400 7400 250 98 92.1 33.5 | 235 78 63.5 44.7 21 388 7620 250 97 91.2 33.2 | 235 77 62.5 44.3 22 313 9144 260 116 114.2 20.1 | 250 91 85.6 31.3 23 300 9450 260 117 115.2 20.3 | 250 92 86.6 31.5 24 287 9754 260 118 116.2 20.5 | 250 93 87.6 31.6 25 250 10690 250 115 108.1 39.3 | 238 94 79.4 50.5 26 200 12120 260 122 120.1 21.2 | 251 97 91.5 32.3 27 188 12497 260 122 120.1 21.2 | 251 97 91.5 32.3 28 153 13716 240 127 110.0 63.5 | 227 110 81.4 74.7 29 150 13850 245 122 110.6 51.6 | 233 103 81.9 62.7 30 123 14935 265 119 118.5 10.4 | 257 92 89.9 21.5 31 116 15240 270 108 108.0 -0.0 | 262 80 79.4 11.2 32 110 15545 265 87 86.7 7.6 | 252 61 58.0 18.7 Wind Parameters Mean winds (0-6000m): 261.3 at 41.0 knts Storm direction: 291.3 at 30.7 knts Shear (0-3000m) pos: 5.3 neg: 1.4 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 113.1 deg Storm rel helicity (0-3000m) pos: 261.0 neg: -52.0 tot: 209.1 m^2/s^2 ave: 69.7 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 11.6 stream: 5.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.08 Bulk Shear: 279.42 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 65 5 105 35| 2.2 0.0 2.2| 21.8 -2.8 19.0 38.0 0.53| 4.1 2.2 1000 138 6 116 36| 9.3 0.0 9.3|163.8 -2.8 161.0 161.0 0.82| 11.3 9.3 1500 205 9 128 31| 5.3 0.0 5.3|198.4 -49.0 149.5 99.6 0.39| 13.3 5.2 2000 237 11 131 26| 7.2 0.0 7.2|230.8 -49.0 181.9 90.9 0.44| 13.4 5.9 2500 255 14 135 21| 6.4 0.0 6.4|240.7 -50.5 190.2 76.1 0.44| 11.9 5.3 3000 262 16 138 18| 5.3 1.4 6.7|261.0 -52.0 209.1 69.7 0.50| 11.6 5.8 4000 270 25 161 12| 5.9 1.9 7.8|322.2 -84.1 238.1 59.5 0.45| 12.0 5.4 5000 266 32 196 14| 4.8 3.9 8.7|371.8-224.2 147.6 29.5 0.25| 12.8 3.2 6000 261 41 214 21| 4.0 4.5 8.5|432.9-335.2 97.7 16.3 0.20| 12.4 2.4 Wrote GIF file: /home/apache/climate/data/raob//K2800/skewt/K2800.skewt.20251204.18.gif