UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for KFFC... Searching the city database file for: KFFC ... Date:0000Z 5 DEC 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 161 SFC 990 244 8.4 4.1 74 4.3 6.3 160 3 282.4 283.3 279.9 296.8 5.18 2 954 549 6.0 -1.0 61 7.0 2.9 104 6 282.9 283.6 278.3 293.4 3.72 3 947 609 6.2 -2.8 52 9.0 2.4 95 6 283.7 284.3 278.2 293.1 3.28 4 939 679 7.4 -1.6 53 9.0 3.4 122 7 285.6 286.3 279.6 296.0 3.62 5 925 802 6.4 3.0 79 3.4 4.7 170 9 285.9 286.7 281.5 300.3 5.13 6 923 820 6.2 3.1 81 3.1 4.6 173 10 285.8 286.7 281.5 300.4 5.18 7 897 1055 6.6 5.6 93 1.0 6.1 202 19 288.6 289.7 284.0 306.6 6.36 8 861 1393 8.4 8.2 99 0.2 8.3 218 25 293.9 295.3 287.6 316.7 7.95 9 850 1499 8.4 8.2 99 0.2 8.3 220 23 294.9 296.4 288.2 318.2 8.05 10 846 1538 8.6 8.4 99 0.2 8.5 225 22 295.6 297.0 288.5 319.3 8.20 11 830 1696 8.4 8.3 99 0.1 8.3 225 23 297.0 298.5 289.1 321.1 8.30 12 783 2176 5.6 3.6 87 2.0 4.5 226 24 299.0 300.1 288.0 317.7 6.34 13 770 2313 5.2 3.7 90 1.5 4.4 231 23 300.0 301.1 288.5 319.2 6.49 14 706 3017 1.4 -8.6 47 10.0 -2.7 238 20 303.3 303.8 286.1 312.1 2.83 15 700 3086 1.4 -8.6 47 10.0 -2.7 240 23 304.0 304.6 286.4 312.9 2.85 16 695 3144 1.2 -8.8 47 10.0 -2.9 243 25 304.4 305.0 286.5 313.2 2.83 17 688 3225 1.2 -7.8 51 9.0 -2.6 248 27 305.3 305.9 287.1 314.9 3.09 18 676 3367 0.8 -7.2 55 8.0 -2.6 255 31 306.4 307.0 287.6 316.7 3.29 19 665 3499 0.0 -9.0 51 9.0 -3.7 255 33 307.0 307.5 287.5 316.1 2.91 20 640 3805 -1.5 -3.9 84 2.4 -2.6 255 38 308.6 309.5 289.5 322.6 4.48 21 622 4032 -3.3 -15.3 39 12.0 -7.5 257 41 309.1 309.5 287.1 315.1 1.87 22 604 4264 -4.7 -13.7 49 9.0 -7.9 264 43 310.1 310.5 287.8 317.2 2.20 23 599 4329 -4.7 -11.7 58 7.0 -7.4 265 45 310.8 311.3 288.5 319.2 2.61 24 588 4475 -4.5 -8.1 76 3.6 -6.0 265 53 312.7 313.4 290.0 324.0 3.53 25 576 4638 -4.9 -7.6 81 2.7 -6.1 266 61 314.1 314.8 290.6 326.1 3.75 26 554 4944 -5.7 -9.9 72 4.2 -7.4 269 75 316.7 317.3 290.9 327.2 3.25 27 500 5740 -11.5 -12.9 89 1.4 -12.1 260 75 319.0 319.6 291.2 328.4 2.83 28 483 6005 -11.9 -14.1 84 2.2 -12.7 258 79 321.7 322.2 291.9 330.6 2.66 29 469 6229 -13.3 -15.1 86 1.8 -13.9 260 80 322.7 323.2 292.0 331.2 2.52 30 450 6542 -15.5 -18.7 76 3.2 -16.5 260 81 323.8 324.1 291.8 330.4 1.94 31 432 6848 -17.9 -20.0 84 2.1 -18.5 260 82 324.5 324.9 291.9 330.7 1.81 32 424 6987 -18.7 -21.1 81 2.4 -19.4 260 81 325.2 325.6 292.0 331.0 1.68 33 416 7129 -19.1 -21.3 83 2.2 -19.7 258 85 326.5 326.8 292.3 332.3 1.68 34 406 7310 -19.9 -22.6 79 2.7 -20.6 255 92 327.7 328.0 292.6 333.1 1.53 35 402 7383 -20.1 -22.8 79 2.7 -20.8 255 91 328.4 328.7 292.7 333.7 1.52 36 400 7420 -20.3 -22.9 80 2.6 -21.0 255 90 328.6 328.9 292.8 333.9 1.52 37 382 7758 -23.7 -25.6 84 1.9 -24.1 257 91 328.5 328.7 292.5 332.9 1.25 38 340 8599 -29.5 -33.3 70 3.8 -30.1 255 100 331.7 331.9 292.9 334.2 0.68 39 326 8897 -31.7 -35.2 71 3.5 -32.2 255 104 332.7 332.8 293.0 334.9 0.59 40 309 9274 -33.9 -37.7 68 3.8 -34.4 255 108 334.8 334.9 293.4 336.6 0.48 41 300 9480 -36.1 -39.2 73 3.1 -36.4 255 103 334.5 334.6 293.3 336.1 0.43 42 292 9668 -37.7 -40.4 76 2.7 -38.0 252 105 334.8 334.9 293.4 336.3 0.39 43 286 9811 -38.9 -42.5 69 3.6 -39.2 250 105 335.1 335.2 293.4 336.3 0.32 44 272 10154 -42.1 -45.3 71 3.2 -42.3 250 101 335.3 335.3 293.4 336.3 0.25 45 255 10588 -45.7 -49.6 65 3.9 -45.9 250 100 336.2 336.2 293.5 336.9 0.16 46 250 10720 -46.9 -50.8 64 3.9 -47.1 250 103 336.3 336.4 293.6 336.9 0.14 47 244 10880 -48.5 -52.6 62 4.1 -48.7 250 105 336.3 336.3 293.5 336.8 0.12 48 241 10961 -49.1 -53.0 64 3.9 -49.3 250 106 336.6 336.6 293.6 337.0 0.12 49 224 11435 -53.7 -57.9 60 4.2 -53.8 254 102 336.6 336.7 293.6 336.9 0.07 50 217 11637 -55.5 -59.3 62 3.8 -55.6 255 101 336.9 336.9 293.6 337.2 0.06 51 206 11966 -58.7 -62.8 59 4.1 -58.7 256 104 336.9 337.0 293.6 337.1 0.04 52 200 12150 -60.3 -64.3 59 4.0 -60.4 260 107 337.3 337.3 293.7 337.4 0.03 53 188 12532 -64.1 -68.8 52 4.7 -64.1 260 110 337.2 337.2 293.6 337.2 0.02 54 178 12863 -67.5 -71.3 58 3.8 -67.5 264 109 336.9 336.9 293.6 337.0 0.01 55 169 13173 -69.9 -74.3 52 4.4 -69.9 265 115 338.0 338.0 293.8 338.0 0.01 56 167 13244 -69.9 -74.6 50 4.7 -69.9 265 120 339.1 339.1 294.1 339.1 0.01 57 166 13279 -69.5 -74.3 49 4.8 -69.5 265 122 340.4 340.4 294.4 340.4 0.01 58 157 13614 -65.7 -71.7 43 6.0 -65.8 259 118 352.3 352.3 297.1 352.3 0.02 59 150 13890 -67.3 -74.3 36 7.0 -67.4 250 113 354.2 354.2 297.5 354.2 0.01 60 100 16330 -66.1 -80.1 12 14.0 -66.2 270 83 400.0 400.0 305.2 400.0 0.01 61 99 16391 -66.1 -80.1 12 14.0 -66.2 271 82 401.2 401.2 305.3 401.2 0.01 62 81 17599 -69.7 -86.7 7 17.0 -69.8 259 51 417.5 417.5 307.4 417.5 0.00 63 76 17980 -69.1 -87.1 6 18.0 -69.2 248 56 426.4 426.4 308.4 426.4 0.00 64 76 17980 -69.3 -87.3 6 18.0 -69.4 248 56 426.0 426.0 308.4 426.0 0.00 65 72 18302 -70.3 -88.3 5 18.0 -70.4 241 64 430.5 430.5 308.9 430.5 0.00 66 70 18470 -69.5 -88.5 5 19.0 -69.6 260 65 435.7 435.7 309.4 435.7 0.00 67 67 18732 -68.7 -88.7 4 20.0 -68.8 261 61 442.9 442.9 310.1 442.9 0.00 68 67 18732 -68.7 -88.7 4 20.0 -68.8 261 61 442.9 442.9 310.1 442.9 0.00 69 62 19194 -70.3 -91.3 3 21.0 -70.4 280 49 449.3 449.3 310.8 449.3 0.00 70 58 19592 -67.9 -90.9 2 23.0 -68.1 273 40 463.4 463.4 312.1 463.4 0.00 71 51 20370 -65.5 -90.5 2 25.0 -65.8 298 26 486.4 486.4 314.0 486.4 0.00 72 50 20490 -65.7 -91.7 2 26.0 -66.0 305 17 488.7 488.7 314.1 488.7 0.00 73 49 20613 -65.7 -91.7 2 26.0 -66.0 305 17 491.5 491.5 314.3 491.5 0.00 74 45 21132 -64.5 -92.5 1 28.0 -64.8 277 21 506.5 506.5 315.4 506.5 0.00 75 41 21699 -65.5 270 15 517.7 76 41 21699 -65.5 270 15 517.7 TRP 169 13173 -69.9 -74.3 52 4.4 -69.9 265 115 338.0 338.0 293.8 338.0 0.01 WND 166 13279 -69.5 -74.3 49 4.8 -69.5 265 122 340.4 340.4 294.4 340.4 0.01 Sounding variables and indices 1000-500 mb thick: 5579.00 m Freezing level: 665.00 mb = 3498.64 m = 11478.35 ft Wetbulb zero: 730.15 mb = 2744.10 m = 9002.83 ft Precipitable water: 1.05 inches Sfc-500 mean rel hum: 74.18 % Est. max temperature: 22.08 C = 71.74 F Sfc-Lift cond lev (LCL): 927.10 mb = 783.37 m = 2570.08 ft T: 6.55 C 700-500 lapse rate: 4.86 C/km ThetaE index: 7.15 C Layer 706.0- 700.0 mb Conv cond level (CCL): 621.30 mb = 4040.69 m = 13256.71 ft Mean mixing ratio: 4.81 g/kg Conv temperature: 35.10 C = 95.18 F Cap Strength: 17.95 C Lifted Index: 18.42 C Risk: None Lifted Index @300 mb: 25.52 C Lifted Index @700 mb: 11.63 C Showalter Index: 5.88 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 19.90 C Cross Totals Index: 19.70 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 324.75 Risk: Showers and thunderstorms possible Energy Index: 1.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.94 J/kg Max Up Vert Vel: 7.74 m/s Conv Inhibition (B-): 29910.58 J/kg Cap Strength: 18.37 C Lift Cond Lev (LCL): 876.28 mb = 1247.47 m = 4092.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 30 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 ---------------------------------------------------------- 0 990 244 160 3 -1.0 2.8 | 108 32 -30.1 9.5 1 983 305 140 8 -5.1 6.1 | 111 37 -34.3 12.8 2 947 610 95 6 -6.0 0.5 | 102 36 -35.1 7.2 3 925 802 170 9 -1.6 8.9 | 117 34 -30.7 15.6 4 912 914 190 13 2.3 12.8 | 126 33 -26.9 19.5 5 879 1219 215 27 15.5 22.1 | 155 32 -13.6 28.8 6 850 1499 220 23 14.8 17.6 | 149 28 -14.3 24.3 7 847 1524 225 22 15.6 15.6 | 149 26 -13.6 22.3 8 816 1829 225 24 17.0 17.0 | 153 27 -12.1 23.7 9 787 2134 225 24 17.0 17.0 | 153 27 -12.1 23.7 10 758 2438 235 22 18.0 12.6 | 150 22 -11.1 19.3 11 730 2743 225 21 14.8 14.8 | 146 26 -14.3 21.5 12 703 3048 240 20 17.3 10.0 | 145 20 -11.8 16.7 13 700 3086 240 23 19.9 11.5 | 153 20 -9.2 18.2 14 677 3353 255 31 29.9 8.0 | 183 15 0.8 14.7 15 651 3658 255 36 34.8 9.3 | 199 17 5.7 16.0 16 626 3962 255 40 38.6 10.4 | 209 20 9.5 17.0 17 603 4267 265 43 42.8 3.7 | 233 17 13.7 10.4 18 580 4572 265 58 57.8 5.1 | 248 31 28.7 11.8 19 558 4877 270 74 74.0 -0.0 | 262 45 44.9 6.7 20 537 5182 265 77 76.7 6.7 | 254 49 47.6 13.4 21 516 5486 260 76 74.8 13.2 | 246 50 45.7 19.9 22 500 5740 260 75 73.9 13.0 | 246 49 44.7 19.7 23 497 5791 255 76 73.4 19.7 | 239 52 44.3 26.4 24 477 6096 260 80 78.8 13.9 | 247 54 49.7 20.6 25 458 6401 260 79 77.8 13.7 | 247 53 48.7 20.4 26 440 6706 260 83 81.7 14.4 | 248 57 52.6 21.1 27 422 7010 260 81 79.8 14.1 | 248 55 50.7 20.8 28 406 7315 255 92 88.9 23.8 | 243 67 59.8 30.5 29 400 7420 255 90 86.9 23.3 | 243 65 57.8 30.0 30 389 7620 255 90 86.9 23.3 | 243 65 57.8 30.0 31 373 7925 260 92 90.6 16.0 | 250 66 61.5 22.7 32 357 8230 255 97 93.7 25.1 | 244 72 64.6 31.8 33 342 8534 255 99 95.6 25.6 | 244 74 66.5 32.3 34 314 9144 255 108 104.3 28.0 | 245 83 75.2 34.6 35 301 9449 255 109 105.3 28.2 | 245 84 76.2 34.9 36 300 9480 255 103 99.5 26.7 | 245 78 70.4 33.4 37 288 9754 250 106 99.6 36.3 | 239 83 70.5 42.9 38 276 10058 250 101 94.9 34.5 | 238 78 65.8 41.2 39 263 10363 250 100 94.0 34.2 | 238 77 64.9 40.9 40 252 10668 250 100 94.0 34.2 | 238 77 64.9 40.9 41 250 10720 250 103 96.8 35.2 | 238 80 67.7 41.9 42 240 10973 250 106 99.6 36.3 | 239 83 70.5 42.9 43 219 11582 255 101 97.6 26.1 | 244 76 68.4 32.8 44 208 11887 255 103 99.5 26.7 | 245 78 70.4 33.4 45 200 12150 260 107 105.4 18.6 | 252 80 76.3 25.3 46 189 12497 260 110 108.3 19.1 | 252 83 79.2 25.8 47 180 12802 265 108 107.6 9.4 | 258 80 78.5 16.1 48 171 13106 260 113 111.3 19.6 | 252 86 82.2 26.3 49 169 13173 265 115 114.6 10.0 | 259 87 85.5 16.7 50 166 13279 265 122 121.5 10.6 | 259 94 92.4 17.3 51 162 13411 265 122 121.5 10.6 | 259 94 92.4 17.3 52 150 13890 250 113 106.2 38.6 | 240 89 77.1 45.3 53 147 14021 250 113 106.2 38.6 | 240 89 77.1 45.3 54 133 14630 260 121 119.2 21.0 | 253 94 90.1 27.7 55 120 15240 275 105 104.6 -9.2 | 272 76 75.5 -2.5 56 114 15545 275 89 88.7 -7.8 | 271 60 59.5 -1.1 57 108 15850 260 78 76.8 13.5 | 247 52 47.7 20.2 58 103 16154 255 94 90.8 24.3 | 243 69 61.7 31.0 59 100 16330 270 83 83.0 -0.0 | 263 54 53.9 6.7 60 93 16764 280 75 73.9 -13.0 | 278 45 44.7 -6.3 61 84 17374 270 56 56.0 -0.0 | 256 28 26.9 6.7 62 80 17678 255 49 47.3 12.7 | 223 27 18.2 19.4 63 72 18288 240 64 55.4 32.0 | 214 47 26.3 38.7 64 70 18470 260 65 64.0 11.3 | 243 39 34.9 18.0 65 69 18593 255 65 62.8 16.8 | 235 41 33.7 23.5 66 62 19202 280 49 48.3 -8.5 | 275 19 19.1 -1.8 67 59 19507 275 41 40.8 -3.6 | 255 12 11.7 3.1 68 56 19812 270 38 38.0 -0.0 | 233 11 8.9 6.7 69 53 20117 285 41 39.6 -10.6 | 290 11 10.5 -3.9 70 51 20422 300 23 19.9 -11.5 | 62 10 -9.2 -4.8 71 50 20490 305 17 13.9 -9.8 | 79 15 -15.2 -3.1 72 47 20726 305 17 13.9 -9.8 | 79 15 -15.2 -3.1 73 44 21031 265 22 21.9 1.9 | 140 11 -7.2 8.6 74 41 21336 270 15 15.0 -0.0 | 115 16 -14.1 6.7 75 38 21641 275 7 7.0 -0.6 | 105 23 -22.1 6.1 Wind Parameters Mean winds (0-6000m): 253.0 at 39.8 knts Storm direction: 283.0 at 29.9 knts Shear (0-3000m) pos: 5.7 neg: 1.2 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 61.5 deg Storm rel helicity (0-3000m) pos: 332.4 neg: -79.1 tot: 253.3 m^2/s^2 ave: 84.4 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 12.1 stream: 5.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.11 Bulk Shear: 260.69 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 ------------------------------------------------------------------------------- 500 125 7 107 36| 0.0 5.4 5.4| 62.0 -37.0 25.0 50.0 0.19| 15.0 2.8 1000 183 12 123 34| 12.7 2.7 15.4|279.6 -37.0 242.6 242.6 0.69| 20.5 14.1 1500 204 16 133 31| 7.9 1.8 9.7|288.4 -58.3 230.1 153.4 0.55| 16.3 8.9 2000 212 18 138 29| 6.0 1.3 7.4|292.1 -60.3 231.8 115.9 0.53| 12.8 6.7 2500 217 19 140 28| 4.8 1.4 6.2|292.1 -75.3 216.8 86.7 0.42| 11.6 4.9 3000 221 19 142 27| 5.7 1.2 6.8|332.4 -79.1 253.3 84.4 0.44| 12.1 5.3 4000 236 24 155 22| 6.4 0.9 7.3|415.4 -79.1 336.3 84.1 0.54| 11.7 6.4 5000 249 32 183 18| 7.6 1.0 8.6|534.4-160.3 374.0 74.8 0.44| 13.5 6.0 6000 253 40 206 20| 6.7 1.2 8.0|621.6-299.5 322.1 53.7 0.36| 12.8 4.6 Wrote GIF file: /home/apache/climate/data/raob//KFFC/skewt/KFFC.skewt.20251205.00.gif