UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 4 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 1012 18 30.4 21.4 59 9.0 23.9 280 11 302.5 305.5 296.6 350.0 16.05 1 1008 50 27.8 20.8 66 7.0 22.8 282 10 300.3 303.1 295.7 345.7 15.52 2 1000 113 27.2 19.2 62 8.0 21.6 285 8 300.4 302.9 294.7 341.8 14.14 3 993 175 27.0 20.0 66 7.0 22.1 264 6 300.8 303.5 295.4 344.7 14.98 4 925 801 22.8 18.3 76 4.5 19.6 140 5 302.6 305.3 295.6 345.4 14.46 5 863 1402 17.4 16.6 95 0.8 16.8 128 12 303.1 305.6 295.3 344.3 13.90 6 850 1532 17.0 15.3 90 1.7 15.8 125 13 304.0 306.4 294.9 342.6 12.97 7 800 2047 14.8 11.0 78 3.8 12.4 129 11 306.9 308.9 293.9 338.2 10.36 8 793 2121 14.4 8.4 67 6.0 10.7 130 11 307.3 308.9 292.7 333.8 8.76 9 780 2261 15.2 -2.8 29 18.0 6.1 130 11 309.6 310.3 289.4 322.1 3.99 10 757 2515 14.0 -5.0 26 19.0 4.7 130 10 310.9 311.6 289.3 322.0 3.48 11 755 2537 13.8 1.8 44 12.0 7.1 130 10 311.0 312.1 291.4 328.9 5.78 12 733 2786 13.4 -1.6 35 15.0 5.5 134 9 313.2 314.1 291.1 327.8 4.64 13 700 3172 10.6 -3.4 37 14.0 3.5 190 6 314.2 315.0 291.1 327.8 4.25 14 648 3808 6.2 -6.8 39 13.0 0.1 237 9 316.3 316.9 291.0 327.7 3.54 15 620 4169 5.8 -20.2 13 26.0 -3.5 259 11 319.8 320.1 290.0 324.1 1.24 16 531 5416 -2.5 -27.5 13 25.0 -9.6 245 13 324.4 324.5 290.9 327.1 0.75 17 514 5673 -4.1 -26.1 16 22.0 -10.5 250 18 325.5 325.6 291.3 328.6 0.88 18 507 5781 -5.1 -16.1 42 11.0 -9.2 253 19 325.5 325.9 292.5 332.9 2.15 19 500 5890 -5.3 -27.3 16 22.0 -11.5 255 21 326.6 326.7 291.6 329.5 0.81 20 498 5921 -5.5 -30.5 12 25.0 -11.9 255 21 326.7 326.8 291.4 328.9 0.61 21 475 6291 -7.9 -23.9 26 16.0 -12.7 266 23 328.2 328.4 292.3 332.3 1.17 22 468 6406 -7.7 -38.7 6 31.0 -14.2 272 24 329.8 329.9 292.0 330.9 0.29 23 445 6797 -9.9 -42.9 5 33.0 -16.0 290 27 331.8 331.9 292.4 332.6 0.19 24 435 6972 -11.1 -41.1 6 30.0 -16.7 289 27 332.5 332.5 292.6 333.4 0.24 25 400 7610 -16.3 -44.3 7 28.0 -20.7 285 26 333.8 333.8 292.9 334.5 0.19 26 371 8171 -20.7 -39.7 17 19.0 -23.8 267 28 335.2 335.3 293.4 336.5 0.33 27 345 8704 -24.3 -34.3 39 10.0 -26.1 270 28 337.4 337.5 294.3 339.7 0.61 28 325 9138 -26.5 -44.5 17 18.0 -28.7 275 27 340.2 340.2 294.6 341.1 0.22 29 300 9710 -31.5 -39.5 45 8.0 -32.6 260 30 341.0 341.1 295.0 342.6 0.41 30 267 10522 -39.1 -43.0 66 3.9 -39.5 254 38 341.4 341.5 295.0 342.7 0.32 31 264 10600 -39.5 -46.5 47 7.0 -40.1 253 39 342.0 342.0 295.0 342.9 0.22 32 250 10970 -42.9 -47.6 60 4.7 -43.2 250 43 342.3 342.3 295.1 343.1 0.21 33 235 11383 -46.3 -49.2 72 2.9 -46.4 247 40 343.3 343.3 295.3 344.0 0.18 34 233 11439 -46.9 -53.9 45 7.0 -47.2 246 40 343.2 343.2 295.2 343.6 0.11 35 218 11875 -50.9 -53.7 72 2.8 -51.0 243 37 343.6 343.6 295.3 344.1 0.12 36 212 12056 -52.5 -56.2 64 3.7 -52.6 241 36 343.9 343.9 295.3 344.2 0.09 37 204 12303 -53.1 -73.1 7 20.0 -53.4 249 37 346.7 346.7 295.9 346.8 0.01 38 200 12430 -54.1 -68.1 16 14.0 -54.4 260 40 347.1 347.1 296.0 347.2 0.02 39 194 12625 -55.7 -68.7 18 13.0 -55.9 261 40 347.6 347.6 296.1 347.7 0.02 40 159 13880 -61.5 -81.5 5 20.0 -61.7 257 45 358.1 358.1 298.3 358.1 0.00 41 150 14240 -64.1 -83.1 6 19.0 -64.2 250 41 359.7 359.7 298.7 359.7 0.00 42 104 16388 -79.9 -87.9 25 8.0 -79.9 275 23 369.2 369.2 300.4 369.2 0.00 43 100 16610 -79.3 -89.3 18 10.0 -79.3 275 25 374.5 374.5 301.4 374.5 0.00 44 74 18307 -82.9 -87.9 42 5.0 -82.9 278 12 400.6 400.6 305.3 400.6 0.00 45 70 18620 -79.5 -88.5 21 9.0 -79.5 160 22 414.3 414.3 307.0 414.3 0.00 46 63 19222 -75.3 -90.3 8 15.0 -75.3 116 25 436.2 436.2 309.5 436.2 0.00 47 59 19607 -68.7 -91.7 2 23.0 -68.9 80 26 459.3 459.3 311.7 459.3 0.00 48 53 20249 -67.7 -89.7 3 22.0 -67.9 92 17 476.0 476.0 313.1 476.0 0.00 49 50 20600 -66.5 -89.5 3 23.0 -66.8 70 29 486.8 486.8 314.0 486.8 0.00 50 30 23740 -60.1 -87.1 2 27.0 -61.0 85 35 580.8 580.8 319.7 580.8 0.01 51 28 24171 -60.1 -87.1 2 27.0 -61.0 84 35 592.4 592.4 320.3 592.4 0.01 52 24 25153 -51.7 -82.7 1 31.0 -54.3 88 28 643.5 643.5 322.4 643.6 0.02 53 21 26015 -54.5 -84.5 1 30.0 -56.7 111 22 660.1 660.1 323.0 660.2 0.01 54 20 26330 -51.5 -83.5 1 32.0 -54.5 125 22 678.5 678.5 323.7 678.7 0.02 55 17 27394 -47.7 -80.7 1 33.0 -52.4 112 25 723.0 723.0 325.1 723.3 0.03 56 15 28218 -49.1 -81.1 1 32.0 -53.7 83 22 744.7 744.7 325.8 745.0 0.04 57 13 29165 -45.3 -80.3 1 35.0 -51.8 73 15 789.0 789.0 327.0 789.4 0.05 TRP 104 16388 -79.9 -87.9 25 8.0 -79.9 275 23 369.2 369.2 300.4 369.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 557.81 mb = 5040.49 m = 16536.83 ft Wetbulb zero: 647.38 mb = 3816.07 m = 12519.77 ft Precipitable water: 1.55 inches Sfc-500 mean rel hum: 44.23 % Est. max temperature: 31.01 C = 87.82 F Sfc-Lift cond lev (LCL): 888.60 mb = 1148.67 m = 3768.57 ft T: 19.68 C 700-500 lapse rate: 5.85 C/km ThetaE index: 23.40 C Layer 863.0- 755.0 mb Conv cond level (CCL): 864.21 mb = 1389.73 m = 4559.43 ft Mean mixing ratio: 14.71 g/kg Conv temperature: 30.94 C = 87.69 F Cap Strength: 2.42 C Lifted Index: -0.52 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.35 C Lifted Index @700 mb: 1.44 C Showalter Index: 0.45 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 20.60 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 230.60 Risk: None Energy Index: -2.48 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 164.95 J/kg Max Up Vert Vel: 18.16 m/s Conv Inhibition (B-): 148.23 J/kg Cap Strength: 2.42 C Lift Cond Lev (LCL): 882.31 mb = 1210.18 m = 3970.35 ft Lev Free Conv (LFC): 547.31 mb = 5172.53 m = 16970.03 ft Equ Level (EL): 457.31 mb = 6585.39 m = 21605.34 ft B at Equ Level: 26.32 J/kg Max Parcel Lev (MPL): 167.31 mb = 13558.50 m = 44482.74 ft Wind level data Storm motion: 242 at 7 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 1012 18 280 11 10.8 -1.9 | 322 7 4.2 -5.4 1 1000 113 285 8 7.7 -2.1 | 349 6 1.1 -5.6 2 979 305 220 2 1.3 1.5 | 70 6 -5.3 -2.0 3 945 610 155 4 -1.7 3.6 | 91 8 -8.3 0.1 4 925 801 140 5 -3.2 3.8 | 92 10 -9.8 0.3 5 913 914 140 6 -3.9 4.6 | 96 11 -10.5 1.1 6 851 1524 125 13 -10.6 7.5 | 103 18 -17.3 4.0 7 850 1532 125 13 -10.6 7.5 | 103 18 -17.3 4.0 8 792 2134 130 11 -8.4 7.1 | 103 15 -15.0 3.6 9 736 2743 130 10 -7.7 6.4 | 102 15 -14.3 2.9 10 710 3048 160 3 -1.0 2.8 | 85 8 -7.6 -0.7 11 700 3172 190 6 1.0 5.9 | 113 6 -5.6 2.4 12 635 3962 250 10 9.4 3.4 | 272 3 2.8 -0.1 13 611 4267 265 12 12.0 1.0 | 295 6 5.3 -2.5 14 567 4877 285 10 9.7 -2.6 | 333 7 3.0 -6.1 15 546 5182 240 10 8.7 5.0 | 234 3 2.0 1.5 16 500 5890 255 21 20.3 5.4 | 262 14 13.7 1.9 17 487 6096 255 21 20.3 5.4 | 262 14 13.7 1.9 18 450 6706 290 27 25.4 -9.2 | 304 23 18.8 -12.7 19 400 7610 285 26 25.1 -6.7 | 299 21 18.5 -10.2 20 399 7620 285 17 16.4 -4.4 | 309 13 9.8 -7.9 21 367 8230 265 29 28.9 2.5 | 273 22 22.3 -1.0 22 324 9144 275 27 26.9 -2.4 | 286 21 20.3 -5.9 23 300 9710 260 30 29.5 5.2 | 266 23 22.9 1.7 24 250 10970 250 43 40.4 14.7 | 252 36 33.8 11.2 25 250 10973 250 43 40.4 14.7 | 252 36 33.8 11.2 26 207 12192 240 35 30.3 17.5 | 239 28 23.7 14.0 27 200 12430 260 40 39.4 6.9 | 264 33 32.8 3.4 28 180 13106 265 40 39.8 3.5 | 270 33 33.2 -0.0 29 163 13716 260 47 46.3 8.2 | 263 40 39.7 4.7 30 150 14240 250 41 38.5 14.0 | 252 34 31.9 10.5 31 148 14326 250 44 41.3 15.0 | 252 37 34.7 11.5 32 133 14935 270 36 36.0 -0.0 | 277 30 29.4 -3.5 33 120 15545 245 36 32.6 15.2 | 246 29 26.0 11.7 34 104 16388 275 23 22.9 -2.0 | 289 17 16.3 -5.5 35 100 16610 275 25 24.9 -2.2 | 287 19 18.3 -5.7 36 97 16764 275 25 24.9 -2.2 | 287 19 18.3 -5.7 37 87 17374 240 13 11.3 6.5 | 237 6 4.6 3.0 38 83 17678 320 6 3.9 -4.6 | 19 9 -2.8 -8.1 39 78 17983 330 10 5.0 -8.7 | 8 12 -1.6 -12.2 40 74 18288 285 11 10.6 -2.8 | 328 8 4.0 -6.3 41 70 18620 160 22 -7.5 20.7 | 141 22 -14.1 17.2 42 63 19202 120 25 -21.7 12.5 | 108 30 -28.3 9.0 43 60 19507 90 29 -29.0 0.0 | 84 36 -35.6 -3.5 44 57 19812 65 21 -19.0 -8.9 | 64 28 -25.6 -12.4 45 54 20117 90 17 -17.0 0.0 | 82 24 -23.6 -3.5 46 52 20422 95 17 -16.9 1.5 | 85 24 -23.6 -2.0 47 50 20600 70 29 -27.3 -9.9 | 68 36 -33.9 -13.4 48 47 21031 65 30 -27.2 -12.7 | 64 37 -33.8 -16.2 49 44 21336 70 35 -32.9 -12.0 | 69 42 -39.5 -15.5 50 40 21946 70 31 -29.1 -10.6 | 68 38 -35.7 -14.1 51 38 22250 50 23 -17.6 -14.8 | 53 30 -24.2 -18.3 52 33 23165 100 21 -20.7 3.6 | 90 27 -27.3 0.1 53 30 23740 85 35 -34.9 -3.1 | 81 42 -41.5 -6.6 54 28 24079 85 36 -35.9 -3.1 | 81 43 -42.5 -6.6 55 25 24994 80 31 -30.5 -5.4 | 77 38 -37.1 -8.9 56 22 25603 110 22 -20.7 7.5 | 98 28 -27.3 4.0 57 21 25908 120 21 -18.2 10.5 | 106 26 -24.8 7.0 58 20 26213 95 23 -22.9 2.0 | 87 30 -29.5 -1.5 59 20 26330 125 22 -18.0 12.6 | 110 26 -24.6 9.1 60 19 26518 125 19 -15.6 10.9 | 108 23 -22.2 7.4 61 18 26822 120 26 -22.5 13.0 | 108 31 -29.1 9.5 62 14 27737 65 20 -18.1 -8.5 | 64 27 -24.7 -12.0 63 13 28042 75 14 -13.5 -3.6 | 71 21 -20.1 -7.1 64 12 28346 60 15 -13.0 -7.5 | 61 22 -19.6 -11.0 65 11 28651 85 13 -13.0 -1.1 | 77 20 -19.6 -4.6 66 9 29261 50 20 -15.3 -12.9 | 53 27 -21.9 -16.4 Wind Parameters Mean winds (0-6000m): 212.1 at 10.0 knts Storm direction: 242.1 at 7.5 knts Shear (0-3000m) pos: 1.7 neg: 4.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 127.2 deg Storm rel helicity (0-3000m) pos: 21.2 neg: -7.2 tot: 13.9 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 20.47 Bulk Shear: 8.06 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 ------------------------------------------------------------------------------- 500 262 5 31 3| 0.0 12.7 12.7| 12.6 0.0 12.6 25.3 0.77| 14.3 11.1 1000 191 5 104 6| 0.0 8.9 8.9| 17.0 0.0 17.0 17.0 0.65| 9.8 6.4 1500 147 7 102 10| 0.0 8.0 8.0| 20.4 -0.1 20.2 13.5 0.53| 8.6 4.6 2000 137 8 101 12| 0.5 6.0 6.5| 20.9 -0.1 20.8 10.4 0.50| 6.9 3.5 2500 135 9 101 13| 0.6 4.8 5.4| 20.9 -1.3 19.6 7.9 0.47| 5.8 2.7 3000 134 9 101 13| 1.7 4.0 5.7| 21.2 -7.2 13.9 4.6 0.31| 6.1 1.9 4000 152 8 110 11| 2.7 3.0 5.7| 32.7 -7.2 25.4 6.4 0.44| 6.3 2.8 5000 182 9 130 8| 2.4 2.6 5.0| 40.5 -10.1 30.4 6.1 0.42| 6.1 2.5 6000 212 10 165 5| 2.5 2.1 4.6| 47.7 -13.2 34.5 5.8 0.32| 6.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251204.23.gif