UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050800.upa.cvt Date: 0000Z 8 MAY 25 Searching for KFFC... Searching the city database file for: KFFC ... Date:0000Z 8 MAY 25 Station: KFFC WMO ident: 72215 Latitude: 33.37 Longitude: -84.57 Elevation: 244.00 ------------------------------------------------------------------------------- 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 138 SFC 988 244 22.0 19.0 83 3.0 19.9 296.2 298.7 293.6 336.9 14.13 2 983 288 21.6 18.0 80 3.6 19.2 296.2 298.6 292.9 334.6 13.32 3 925 814 17.6 15.5 87 2.1 16.2 165 11 297.3 299.5 292.3 332.2 12.06 4 870 1334 14.0 12.7 92 1.3 13.2 219 14 298.8 300.8 291.7 330.0 10.67 5 850 1530 13.0 11.5 91 1.5 12.1 240 15 299.8 301.6 291.5 329.3 10.08 6 819 1842 11.8 9.1 84 2.7 10.2 240 17 301.7 303.3 291.2 328.0 8.89 7 788 2164 9.4 7.6 89 1.8 8.3 240 20 302.5 304.0 290.9 327.3 8.34 8 781 2239 9.6 7.5 87 2.1 8.3 240 21 303.5 305.0 291.3 328.4 8.36 9 775 2303 9.2 6.8 85 2.4 7.8 240 21 303.7 305.2 291.0 327.7 8.02 10 751 2563 7.4 5.4 87 2.0 6.2 240 23 304.5 305.9 290.9 327.1 7.51 11 720 2910 5.0 0.8 74 4.2 2.8 240 26 305.5 306.6 289.6 322.7 5.64 12 710 3024 5.0 0.0 70 5.0 2.4 240 27 306.8 307.8 289.8 323.3 5.39 13 704 3093 5.2 0.2 70 5.0 2.6 240 28 307.7 308.8 290.2 324.7 5.52 14 700 3140 5.0 0.0 70 5.0 2.4 240 28 308.0 309.0 290.2 324.9 5.47 15 648 3766 1.2 -5.8 60 7.0 -2.0 238 36 310.6 311.3 289.6 322.7 3.83 16 636 3916 0.4 -7.6 55 8.0 -3.1 243 37 311.3 312.0 289.4 322.1 3.39 17 626 4044 0.6 -13.4 34 14.0 -4.8 247 34 313.0 313.4 288.8 320.1 2.17 18 575 4721 -3.7 -51.7 1 48.0 -11.2 281 19 315.7 315.7 287.4 315.9 0.06 19 564 4874 -4.3 -44.3 3 40.0 -11.5 293 20 316.7 316.7 287.8 317.2 0.13 20 523 5464 -9.3 -20.3 40 11.0 -12.6 289 17 317.6 317.9 289.5 322.5 1.46 21 507 5703 -11.3 -20.3 47 9.0 -14.0 283 17 318.0 318.3 289.7 323.1 1.50 22 503 5764 -11.9 -21.9 43 10.0 -14.7 281 17 318.0 318.2 289.5 322.5 1.32 23 500 5810 -12.3 -21.3 47 9.0 -14.9 285 18 318.0 318.3 289.6 322.8 1.40 24 499 5825 -12.3 -21.3 47 9.0 -14.9 285 18 318.2 318.5 289.6 323.0 1.40 25 476 6182 -15.7 -20.7 65 5.0 -17.1 284 18 318.3 318.6 289.8 323.6 1.54 26 467 6326 -14.7 -17.4 80 2.7 -15.6 281 18 321.3 321.7 291.3 328.4 2.09 27 464 6374 -14.9 -17.3 82 2.4 -15.7 281 17 321.7 322.1 291.4 328.8 2.12 28 459 6456 -15.1 -17.7 80 2.6 -15.9 276 18 322.4 322.8 291.6 329.4 2.07 29 400 7480 -21.1 -23.8 79 2.7 -21.8 240 41 327.6 327.8 292.4 332.5 1.40 30 393 7610 -22.1 -24.8 79 2.7 -22.8 240 41 327.9 328.2 292.4 332.5 1.30 31 370 8051 -25.5 -27.9 80 2.4 -26.0 240 41 329.1 329.3 292.5 332.8 1.04 32 355 8350 -27.5 -30.2 78 2.7 -28.0 240 42 330.3 330.5 292.7 333.5 0.88 33 342 8617 -29.5 -32.0 79 2.5 -29.9 241 43 331.2 331.3 292.8 334.0 0.77 34 333 8807 -30.7 -33.4 77 2.7 -31.1 244 46 332.0 332.2 292.9 334.6 0.69 35 309 9334 -34.3 -37.5 73 3.2 -34.7 250 53 334.2 334.3 293.3 336.1 0.49 36 301 9517 -35.9 -39.3 71 3.4 -36.3 250 56 334.5 334.5 293.3 336.1 0.42 37 300 9540 -36.1 -39.5 71 3.4 -36.5 250 56 334.5 334.6 293.3 336.1 0.41 38 279 10040 -39.7 -42.6 74 2.9 -39.9 250 59 336.3 336.4 293.7 337.6 0.32 39 267 10339 -42.3 -45.3 72 3.0 -42.5 250 62 336.8 336.8 293.7 337.8 0.25 40 250 10780 -45.9 -49.1 70 3.2 -46.1 245 62 337.8 337.9 294.0 338.5 0.18 41 248 10834 -46.3 -49.6 69 3.3 -46.5 246 61 338.0 338.0 294.0 338.7 0.17 42 229 11359 -50.7 -54.2 66 3.5 -50.8 244 63 339.1 339.1 294.2 339.5 0.11 43 223 11532 -52.3 -55.7 67 3.4 -52.4 243 64 339.2 339.2 294.2 339.6 0.09 44 219 11649 -53.3 -56.8 66 3.5 -53.4 242 66 339.4 339.5 294.3 339.8 0.08 45 210 11919 -55.5 -58.6 68 3.1 -55.6 240 69 340.1 340.1 294.4 340.4 0.07 46 204 12104 -56.1 -59.6 65 3.5 -56.2 240 74 342.0 342.0 294.8 342.2 0.06 47 200 12230 -56.7 -59.9 67 3.2 -56.8 245 84 343.0 343.0 295.1 343.2 0.06 48 195 12390 -57.5 -60.8 66 3.2 -57.6 250 86 344.2 344.2 295.4 344.4 0.05 49 189 12586 -58.5 -61.8 66 3.3 -58.6 251 85 345.7 345.7 295.7 345.9 0.05 50 188 12619 -58.5 -62.2 62 3.7 -58.6 252 85 346.2 346.2 295.8 346.4 0.05 51 183 12788 -58.1 -62.5 57 4.4 -58.2 255 83 349.5 349.5 296.5 349.7 0.05 52 166 13398 -59.3 -66.3 40 7.0 -59.4 260 81 357.4 357.4 298.2 357.5 0.03 53 158 13706 -59.7 -67.7 35 8.0 -59.8 267 66 361.8 361.8 299.1 361.9 0.03 54 151 13989 -59.3 -68.3 30 9.0 -59.5 274 52 367.2 367.2 300.1 367.3 0.03 55 150 14030 -59.5 -68.5 30 9.0 -59.6 275 43 367.6 367.6 300.1 367.7 0.03 56 147 14156 -60.3 -70.3 26 10.0 -60.4 275 43 368.3 368.3 300.3 368.4 0.02 57 132 14820 -65.7 -75.7 24 10.0 -65.8 259 30 370.2 370.2 300.6 370.2 0.01 58 130 14913 -66.7 -76.7 23 10.0 -66.8 256 32 370.0 370.0 300.6 370.1 0.01 59 127 15054 -67.3 -77.3 23 10.0 -67.4 253 32 371.4 371.4 300.8 371.5 0.01 60 109 15969 -71.1 -79.1 30 8.0 -71.2 235 34 380.9 380.9 302.4 380.9 0.01 61 100 16480 -70.5 -80.5 22 10.0 -70.6 235 29 391.5 391.5 304.0 391.5 0.01 TRP 109 15969 -71.1 -79.1 30 8.0 -71.2 235 34 380.9 380.9 302.4 380.9 0.01 WND 195 12390 -57.5 -60.8 66 3.2 -57.6 250 86 344.2 344.2 295.4 344.4 0.05 Sounding variables and indices 1000-500 mb thick: 5672.00 m Freezing level: 618.88 mb = 4138.22 m = 13576.66 ft Wetbulb zero: 671.72 mb = 3474.51 m = 11399.17 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 60.44 % Est. max temperature: 26.32 C = 79.37 F Sfc-Lift cond lev (LCL): 945.59 mb = 623.70 m = 2046.23 ft T: 19.05 C 700-500 lapse rate: 6.48 C/km ThetaE index: 9.57 C Layer 983.0- 781.0 mb Conv cond level (CCL): 888.05 mb = 1159.99 m = 3805.68 ft Mean mixing ratio: 12.32 g/kg Conv temperature: 24.14 C = 75.45 F Cap Strength: 0.73 C Lifted Index: -2.36 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 2.41 C Lifted Index @700 mb: -0.29 C Showalter Index: -0.75 C Risk: Thunderstorms probable Total Totals Index: 49.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 23.80 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 301.39 Risk: Showers and thunderstorms possible Energy Index: -1.29 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 177.92 J/kg Max Up Vert Vel: 18.86 m/s Conv Inhibition (B-): 6.89 J/kg Cap Strength: 0.73 C Lift Cond Lev (LCL): 903.65 mb = 1012.13 m = 3320.61 ft Lev Free Conv (LFC): 858.65 mb = 1444.72 m = 4739.85 ft Equ Level (EL): 828.65 mb = 1743.72 m = 5720.81 ft B at Equ Level: 8.80 J/kg Max Parcel Lev (MPL): 278.65 mb = 10048.33 m = 32966.57 ft Wind level data Storm motion: 283 at 18 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 ---------------------------------------------------------- 0 925 814 165 11 -2.8 10.6 | 126 25 -20.2 14.8 1 850 1530 240 15 13.0 7.5 | 159 12 -4.4 11.7 2 700 3140 240 28 24.2 14.0 | 201 19 6.9 18.2 3 1001 305 105 7 -6.8 1.8 | 104 25 -24.2 6.0 4 963 610 110 7 -6.6 2.4 | 105 25 -24.0 6.6 5 927 914 170 12 -2.1 11.8 | 129 25 -19.5 16.0 6 892 1219 195 11 2.8 10.6 | 135 21 -14.6 14.8 7 826 1829 255 26 25.1 6.7 | 215 13 7.7 10.9 8 795 2134 255 32 30.9 8.3 | 227 18 13.5 12.4 9 765 2438 250 33 31.0 11.3 | 221 21 13.6 15.5 10 736 2743 250 29 27.3 9.9 | 215 17 9.9 14.1 11 708 3048 250 26 24.4 8.9 | 208 15 7.0 13.1 12 681 3353 235 36 29.5 20.6 | 206 28 12.1 24.8 13 656 3658 235 36 29.5 20.6 | 206 28 12.1 24.8 14 631 3962 245 37 33.5 15.6 | 219 26 16.1 19.8 15 607 4267 255 25 24.1 6.5 | 212 13 6.7 10.6 16 584 4572 270 19 19.0 -0.0 | 201 4 1.6 4.2 17 562 4877 295 20 18.1 -8.5 | 350 4 0.7 -4.3 18 541 5182 285 18 17.4 -4.7 | 1 0 -0.0 -0.5 19 521 5486 290 17 16.0 -5.8 | 41 2 -1.4 -1.6 20 501 5791 280 17 16.7 -3.0 | 152 1 -0.7 1.2 21 500 5810 285 18 17.4 -4.7 | 1 0 -0.0 -0.5 22 481 6096 285 19 18.4 -4.9 | 308 1 1.0 -0.8 23 462 6401 280 17 16.7 -3.0 | 152 1 -0.7 1.2 24 426 7010 225 29 20.5 20.5 | 187 25 3.1 24.7 25 400 7480 240 41 35.5 20.5 | 216 31 18.1 24.7 26 392 7620 240 41 35.5 20.5 | 216 31 18.1 24.7 27 376 7925 240 41 35.5 20.5 | 216 31 18.1 24.7 28 345 8534 240 42 36.4 21.0 | 217 32 19.0 25.2 29 317 9144 250 51 47.9 17.4 | 235 37 30.5 21.6 30 300 9540 250 56 52.6 19.2 | 236 42 35.2 23.3 31 291 9754 250 56 52.6 19.2 | 236 42 35.2 23.3 32 266 10363 250 62 58.3 21.2 | 238 48 40.9 25.4 33 254 10668 250 61 57.3 20.9 | 238 47 39.9 25.0 34 250 10780 245 62 56.2 26.2 | 232 49 38.8 30.4 35 243 10973 250 60 56.4 20.5 | 238 46 39.0 24.7 36 232 11278 245 62 56.2 26.2 | 232 49 38.8 30.4 37 211 11887 240 68 58.9 34.0 | 227 56 41.5 38.2 38 201 12192 240 77 66.7 38.5 | 229 65 49.3 42.7 39 200 12230 245 84 76.1 35.5 | 236 71 58.7 39.7 40 195 12390 250 86 80.8 29.4 | 242 72 63.4 33.6 41 192 12497 250 86 80.8 29.4 | 242 72 63.4 33.6 42 183 12802 255 83 80.2 21.5 | 248 68 62.8 25.6 43 174 13106 260 82 80.8 14.2 | 254 66 63.4 18.4 44 166 13411 260 81 79.8 14.1 | 254 65 62.4 18.2 45 150 14021 275 50 49.8 -4.4 | 270 32 32.4 -0.2 46 150 14030 275 43 42.8 -3.7 | 269 25 25.4 0.4 47 143 14326 275 42 41.8 -3.7 | 269 24 24.4 0.5 48 136 14630 265 28 27.9 2.4 | 238 12 10.5 6.6 49 129 14935 255 32 30.9 8.3 | 227 18 13.5 12.4 50 123 15240 250 32 30.1 10.9 | 220 20 12.7 15.1 51 111 15850 230 28 21.4 18.0 | 190 23 4.1 22.2 52 109 15969 235 34 27.9 19.5 | 204 26 10.5 23.7 53 106 16154 235 35 28.7 20.1 | 205 27 11.3 24.2 54 100 16459 245 29 26.3 12.3 | 208 19 8.9 16.4 55 100 16480 235 29 23.8 16.6 | 197 22 6.4 20.8 56 95 16764 240 28 24.2 14.0 | 201 19 6.9 18.2 Wind Parameters Mean winds (0-6000m): 253.5 at 23.9 knts Storm direction: 283.5 at 17.9 knts Storm rel Dir Shear (0-3000m): 163.1 deg Energy-Hel index: -11.12 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 NO DATA | | | 1000 190 12 137 22| | | 1500 218 14 149 17| | | 2000 229 15 158 16| | | 2500 233 17 166 15| | | 3000 244 23 194 15| | | 4000 243 27 201 18| | | 5000 248 25 204 15| | | 6000 253 24 207 12| | | Wrote GIF file: /home/apache/climate/data/raob//KFFC/skewt/KFFC.skewt.20250508.00.gif