UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121423.upa.cvt Date: 2300Z 14 DEC 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 14 DEC 25 Station: NFFN WMO ident: 91680 Latitude: -17.75 Longitude: 177.45 Elevation: 18.00 ------------------------------------------------------------------------------- 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 18 24.8 22.5 87 2.3 23.2 110 5 297.0 300.1 295.9 346.8 17.22 1 1000 110 24.6 21.0 80 3.6 22.1 360 4 297.8 300.6 295.2 343.7 15.85 2 925 792 20.6 19.9 96 0.7 20.1 300 19 300.4 303.3 296.0 347.3 16.01 3 850 1520 16.6 16.6 100 0.0 16.6 270 22 303.5 306.1 295.6 345.5 14.12 4 844 1581 16.2 16.1 99 0.1 16.1 271 22 303.7 306.3 295.4 344.7 13.77 5 802 2015 14.4 13.6 95 0.8 13.9 282 21 306.3 308.6 295.1 343.2 12.30 6 784 2208 14.8 6.8 59 8.0 10.0 284 21 308.7 310.2 292.5 332.9 7.93 7 752 2560 13.0 9.6 80 3.4 10.9 278 20 310.5 312.3 294.6 341.2 10.03 8 703 3126 10.4 6.0 74 4.4 7.8 245 16 313.6 315.2 294.3 339.7 8.37 9 700 3162 10.0 5.9 76 4.1 7.5 245 16 313.6 315.2 294.2 339.5 8.35 10 630 4029 3.0 2.9 99 0.1 2.9 237 19 315.2 316.6 294.0 338.7 7.51 11 604 4371 2.0 2.0 100 0.0 2.0 256 20 317.8 319.3 294.6 341.1 7.35 12 500 5880 -5.3 -5.5 98 0.2 -5.4 280 20 326.6 327.6 295.1 343.4 5.09 13 490 6039 -6.3 -6.4 99 0.1 -6.4 278 22 327.2 328.2 295.1 343.4 4.84 14 468 6398 -7.7 -11.7 73 4.0 -9.4 274 25 329.8 330.5 294.6 341.2 3.34 15 444 6808 -9.1 -11.7 81 2.6 -10.2 272 27 333.1 333.8 295.6 345.2 3.52 16 400 7610 -14.5 -15.9 89 1.4 -15.0 290 21 336.1 336.7 295.7 345.9 2.77 17 350 8609 -20.7 -20.7 100 0.0 -20.7 291 20 340.9 341.3 296.3 348.5 2.10 18 338 8866 -22.1 -25.1 77 3.0 -22.9 292 21 342.4 342.7 296.1 347.8 1.47 19 300 9730 -28.9 -33.7 63 4.8 -29.7 295 25 344.6 344.8 296.1 347.5 0.74 20 289 9997 -30.7 -36.7 56 6.0 -31.6 294 24 345.8 345.9 296.2 348.0 0.57 21 288 10021 -30.9 -35.4 65 4.5 -31.6 294 24 345.8 346.0 296.3 348.4 0.65 22 259 10766 -37.1 -44.1 48 7.0 -37.8 291 23 347.4 347.4 296.3 348.6 0.29 23 250 11010 -38.9 -52.9 21 14.0 -39.9 290 22 348.2 348.3 296.4 348.7 0.11 24 242 11232 -40.5 -66.5 4 26.0 -41.5 291 23 349.1 349.1 296.4 349.2 0.02 25 239 11317 -40.9 -62.9 8 22.0 -41.9 291 23 349.7 349.7 296.6 349.9 0.03 26 200 12500 -51.9 -67.9 13 16.0 -52.2 295 27 350.6 350.6 296.8 350.7 0.02 27 169 13565 -61.7 -75.7 14 14.0 -61.8 283 26 351.6 351.6 297.0 351.6 0.01 28 150 14290 -68.5 -75.5 36 7.0 -68.5 275 25 352.1 352.1 297.1 352.1 0.01 29 149 14330 -68.9 -74.9 42 6.0 -68.9 274 25 352.1 352.1 297.1 352.1 0.01 30 145 14492 -70.3 -74.4 55 4.1 -70.4 270 25 352.4 352.4 297.1 352.4 0.01 31 132 15044 -73.7 -79.7 39 6.0 -73.7 256 27 355.9 355.9 297.9 355.9 0.01 32 121 15549 -75.5 -86.5 16 11.0 -75.5 243 28 361.6 361.6 299.0 361.6 0.00 33 107 16250 -80.7 -88.7 25 8.0 -80.7 225 29 364.7 364.7 299.6 364.7 0.00 34 100 16630 -80.9 -88.9 25 8.0 -80.9 265 6 371.4 371.4 300.8 371.4 0.00 35 83 17678 -82.9 -88.9 35 6.0 -82.9 8 11 387.7 387.7 303.5 387.7 0.00 36 70 18640 -79.1 -89.1 18 10.0 -79.1 70 7 415.2 415.2 307.2 415.2 0.00 37 66 18976 -78.1 -89.1 15 11.0 -78.1 90 9 424.4 424.4 308.2 424.4 0.00 38 58 19730 -70.7 -89.7 4 19.0 -70.8 143 10 457.1 457.1 311.5 457.1 0.00 39 53 20264 -71.7 -89.7 5 18.0 -71.8 125 19 466.7 466.7 312.4 466.7 0.00 40 50 20610 -70.3 -90.3 4 20.0 -70.5 100 23 477.8 477.8 313.2 477.8 0.00 41 41 21795 -67.5 -90.5 2 23.0 -67.8 89 34 512.7 512.7 315.8 512.7 0.00 42 37 22421 -61.9 -89.9 1 28.0 -62.5 78 37 542.4 542.4 317.6 542.4 0.00 43 30 23730 -57.9 -87.9 1 30.0 -59.0 60 24 586.8 586.8 320.0 586.8 0.01 44 29 23944 -57.1 -87.1 1 30.0 -58.4 72 30 594.7 594.7 320.4 594.8 0.01 45 20 26310 -54.3 -86.3 1 32.0 -56.6 80 28 670.0 670.0 323.4 670.0 0.01 46 16 27745 -52.9 -85.9 1 33.0 -56.1 80 23 718.7 718.7 325.0 718.8 0.02 47 13 29097 -48.9 -83.9 1 35.0 -53.9 78 20 776.5 776.5 326.7 776.7 0.03 TRP 107 16250 -80.7 -88.7 25 8.0 -80.7 225 29 364.7 364.7 299.6 364.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 575.51 mb = 4784.46 m = 15696.85 ft Wetbulb zero: 575.88 mb = 4751.73 m = 15589.47 ft Precipitable water: 2.39 inches Sfc-500 mean rel hum: 90.94 % Est. max temperature: 30.86 C = 87.54 F Sfc-Lift cond lev (LCL): 978.06 mb = 304.08 m = 997.61 ft T: 23.46 C 700-500 lapse rate: 5.63 C/km ThetaE index: 14.37 C Layer 850.0- 752.0 mb Conv cond level (CCL): 904.20 mb = 987.82 m = 3240.83 ft Mean mixing ratio: 15.98 g/kg Conv temperature: 29.02 C = 84.24 F Cap Strength: 1.07 C Lifted Index: -0.81 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.84 C Lifted Index @700 mb: 0.61 C Showalter Index: -0.69 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.90 C K Index: 34.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 263.20 Risk: None Energy Index: -0.50 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 142.83 J/kg Max Up Vert Vel: 16.90 m/s Conv Inhibition (B-): 10.98 J/kg Cap Strength: 1.10 C Lift Cond Lev (LCL): 932.48 mb = 721.55 m = 2367.28 ft Lev Free Conv (LFC): 847.48 mb = 1545.38 m = 5070.07 ft Equ Level (EL): 797.48 mb = 2062.93 m = 6768.07 ft B at Equ Level: 11.85 J/kg Max Parcel Lev (MPL): 757.48 mb = 2498.96 m = 8198.58 ft Wind level data Storm motion: 301 at 14 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 18 110 5 -4.7 1.7 | 118 19 -16.9 9.2 1 1000 110 360 4 -0.0 -4.0 | 106 13 -12.3 3.5 2 978 305 320 10 6.4 -7.7 | 88 6 -5.8 -0.2 3 944 610 315 18 12.7 -12.7 | 355 5 0.5 -5.2 4 925 792 300 19 16.5 -9.5 | 296 5 4.2 -2.0 5 912 914 270 22 22.0 -0.0 | 233 12 9.7 7.5 6 850 1520 270 22 22.0 -0.0 | 233 12 9.7 7.5 7 850 1524 270 22 22.0 -0.0 | 233 12 9.7 7.5 8 791 2134 285 21 20.3 -5.4 | 256 8 8.0 2.0 9 736 2743 275 20 19.9 -1.7 | 233 10 7.7 5.7 10 709 3048 245 16 14.5 6.8 | 189 14 2.3 14.2 11 700 3162 245 16 14.5 6.8 | 189 14 2.3 14.2 12 684 3353 230 18 13.8 11.6 | 185 19 1.5 19.0 13 634 3962 235 19 15.6 10.9 | 190 19 3.3 18.4 14 610 4267 250 19 17.9 6.5 | 202 15 5.6 14.0 15 588 4572 270 24 24.0 -0.0 | 238 14 11.7 7.5 16 525 5486 295 18 16.3 -7.6 | 272 4 4.1 -0.1 17 500 5880 280 20 19.7 -3.5 | 242 8 7.4 4.0 18 449 6706 270 28 28.0 -0.0 | 245 17 15.7 7.5 19 400 7610 290 21 19.7 -7.2 | 268 7 7.5 0.3 20 399 7620 290 21 19.7 -7.2 | 268 7 7.5 0.3 21 368 8230 290 19 17.9 -6.5 | 260 6 5.6 1.0 22 300 9730 295 25 22.7 -10.6 | 287 11 10.4 -3.1 23 250 11010 290 22 20.7 -7.5 | 270 8 8.4 -0.0 24 200 12500 295 27 24.5 -11.4 | 288 13 12.2 -3.9 25 150 14290 275 25 24.9 -2.2 | 247 14 12.7 5.3 26 107 16250 225 29 20.5 20.5 | 196 29 8.3 28.0 27 100 16630 265 6 6.0 0.5 | 142 10 -6.3 8.0 28 93 17069 350 11 1.9 -10.8 | 72 11 -10.3 -3.4 29 88 17374 335 12 5.1 -10.9 | 65 8 -7.2 -3.4 30 79 17983 40 10 -6.4 -7.7 | 89 19 -18.7 -0.2 31 75 18288 15 12 -3.1 -11.6 | 75 16 -15.4 -4.1 32 71 18593 20 15 -5.1 -14.1 | 69 19 -17.4 -6.6 33 70 18640 70 7 -6.6 -2.4 | 105 20 -18.8 5.1 34 60 19507 120 12 -10.4 6.0 | 121 26 -22.6 13.5 35 57 19812 150 10 -5.0 8.7 | 133 24 -17.3 16.1 36 54 20117 115 20 -18.1 8.5 | 118 34 -30.4 15.9 37 52 20422 135 18 -12.7 12.7 | 129 32 -25.0 20.2 38 50 20610 100 23 -22.7 4.0 | 108 37 -34.9 11.5 39 49 20726 100 20 -19.7 3.5 | 109 34 -31.9 11.0 40 38 22250 85 40 -39.8 -3.5 | 94 52 -52.1 4.0 41 36 22555 75 36 -34.8 -9.3 | 88 47 -47.0 -1.8 42 31 23470 90 33 -33.0 0.0 | 99 46 -45.3 7.5 43 30 23730 60 24 -20.8 -12.0 | 82 33 -33.0 -4.5 44 28 24079 80 33 -32.5 -5.7 | 92 45 -44.7 1.7 45 27 24384 60 24 -20.8 -12.0 | 82 33 -33.0 -4.5 46 25 24994 85 31 -30.9 -2.7 | 96 43 -43.1 4.8 47 22 25603 80 37 -36.4 -6.4 | 91 49 -48.7 1.1 48 20 26310 80 28 -27.6 -4.9 | 94 40 -39.8 2.6 49 13 27737 80 19 -18.7 -3.3 | 98 31 -31.0 4.2 50 12 28042 70 25 -23.5 -8.6 | 88 36 -35.7 -1.1 51 10 28651 105 24 -23.2 6.2 | 111 38 -35.4 13.7 52 8 29261 85 31 -30.9 -2.7 | 96 43 -43.1 4.8 Wind Parameters Mean winds (0-6000m): 271.4 at 19.1 knts Storm direction: 301.4 at 14.4 knts Shear (0-3000m) pos: 0.8 neg: 3.9 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 73.7 deg Storm rel helicity (0-3000m) pos: 10.8 neg: -84.7 tot: -73.9 m^2/s^2 ave: -24.6 10^-3 m/s^2 rel: -0.61 Storm rel vorticity (0-3000m) horiz: 10.0 stream: -6.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.38 Bulk Shear: 32.60 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 ------------------------------------------------------------------------------- 500 326 9 91 7| 0.0 20.8 20.8| 0.0 -28.5 -28.5 -57.1 -0.57| 21.5-12.3 1000 303 14 53 0| 0.0 13.8 13.8| 0.0 -51.8 -51.8 -51.8 -0.70| 20.5-14.2 1500 288 17 238 4| 0.0 9.2 9.2| 0.0 -51.8 -51.8 -34.5 -0.70| 13.6 -9.5 2000 284 18 239 6| 1.2 6.9 8.1| 9.2 -51.8 -42.6 -21.3 -0.55| 11.4 -6.3 2500 283 19 242 7| 1.0 5.4 6.3| 10.8 -56.7 -45.9 -18.4 -0.54| 9.8 -5.3 3000 281 19 237 7| 0.8 3.9 4.7| 10.8 -84.7 -73.9 -24.6 -0.61| 10.0 -6.1 4000 270 18 219 10| 0.7 3.2 3.9| 22.1 -92.6 -70.4 -17.6 -0.52| 8.6 -4.5 5000 268 19 220 11| 2.2 2.5 4.7| 75.5 -92.6 -17.1 -3.4 -0.24| 8.7 -2.1 6000 271 19 224 10| 2.0 2.6 4.6| 79.6 -97.0 -17.4 -2.9 -0.22| 8.3 -1.8 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251214.23.gif