UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110823.upa.cvt Date: 2300Z 8 NOV 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 8 NOV 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 1014 18 29.8 21.8 62 8.0 24.0 240 5 301.7 304.8 296.7 350.2 16.43 1 1000 137 28.2 20.2 62 8.0 22.5 230 7 301.4 304.1 295.7 345.7 15.07 2 925 822 21.6 17.8 79 3.8 19.0 210 4 301.4 304.0 295.0 342.6 14.00 3 889 1166 18.4 18.0 98 0.4 18.1 274 5 301.5 304.2 295.5 345.0 14.77 4 865 1401 17.4 15.4 88 2.0 16.1 331 6 302.9 305.2 294.5 340.9 12.83 5 850 1551 17.4 13.6 78 3.8 14.9 360 6 304.4 306.5 294.1 339.0 11.60 6 797 2101 16.8 7.8 55 9.0 11.3 234 4 309.4 311.0 293.0 335.0 8.36 7 755 2560 14.4 1.4 41 13.0 7.2 241 10 311.6 312.7 291.5 329.1 5.61 8 701 3182 9.6 -1.4 46 11.0 3.8 260 17 313.0 313.9 291.3 328.5 4.93 9 700 3194 9.4 -1.6 46 11.0 3.7 260 17 312.9 313.8 291.2 328.2 4.86 10 500 5900 -6.7 -47.7 2 41.0 -13.6 285 25 324.9 324.9 290.3 325.3 0.10 11 400 7600 -19.9 -32.9 30 13.0 -22.4 295 40 329.1 329.2 292.1 331.3 0.60 12 300 9660 -36.1 -52.1 18 16.0 -37.2 315 50 334.5 334.5 293.0 334.9 0.10 13 250 10910 -42.7 -66.7 5 24.0 -43.5 315 55 342.6 342.6 295.0 342.7 0.02 14 200 12380 -53.1 -73.1 7 20.0 -53.4 305 38 348.7 348.7 296.4 348.7 0.01 15 150 14180 -65.7 -78.7 15 13.0 -65.8 295 47 356.9 356.9 298.1 356.9 0.01 16 119 15562 -73.3 -85.3 14 12.0 -73.3 265 41 367.4 367.4 300.1 367.4 0.00 17 100 16580 -73.5 -86.5 12 13.0 -73.5 245 30 385.7 385.7 303.2 385.7 0.00 18 97 16759 -71.9 -85.9 11 14.0 -71.9 245 30 392.2 392.2 304.1 392.2 0.00 19 85 17530 -76.3 -88.3 13 12.0 -76.3 273 22 398.4 398.4 305.0 398.4 0.00 20 70 18660 -73.3 -88.3 8 15.0 -73.3 250 13 427.6 427.6 308.6 427.6 0.00 21 55 20089 -68.3 -89.3 3 21.0 -68.5 211 14 469.6 469.6 312.6 469.6 0.00 22 51 20541 -69.5 -89.5 4 20.0 -69.6 147 11 477.0 477.0 313.2 477.0 0.00 23 50 20660 -67.3 -89.3 3 22.0 -67.5 130 7 484.9 484.9 313.8 484.9 0.00 24 34 23022 -59.9 -86.9 2 27.0 -60.7 67 19 560.9 560.9 318.7 560.9 0.01 25 32 23398 -61.5 -88.5 2 27.0 -62.2 85 20 566.4 566.4 319.0 566.5 0.00 26 30 23800 -59.1 -87.1 1 28.0 -60.1 75 20 583.5 583.5 319.8 583.6 0.01 27 20 26390 -51.3 -83.3 1 32.0 -54.4 100 28 679.1 679.2 323.7 679.3 0.02 28 14 28743 -44.5 -79.5 1 35.0 -51.1 92 26 775.1 775.2 326.6 775.6 0.05 29 13 29238 -45.7 -80.7 1 35.0 -52.1 80 25 787.6 787.6 327.0 788.0 0.05 TRP 119 15562 -73.3 -85.3 14 12.0 -73.3 265 41 367.4 367.4 300.1 367.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 583.23 mb = 4773.90 m = 15662.21 ft Wetbulb zero: 657.59 mb = 3696.58 m = 12127.75 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 45.55 % Est. max temperature: 31.01 C = 87.82 F Sfc-Lift cond lev (LCL): 903.28 mb = 1027.76 m = 3371.86 ft T: 19.68 C 700-500 lapse rate: 5.95 C/km ThetaE index: 19.74 C Layer 865.0- 400.0 mb Conv cond level (CCL): 867.25 mb = 1378.61 m = 4522.93 ft Mean mixing ratio: 14.65 g/kg Conv temperature: 30.79 C = 87.42 F Cap Strength: 2.78 C Lifted Index: -1.74 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.68 C Lifted Index @700 mb: 0.36 C Showalter Index: 0.55 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.30 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 200.20 Risk: None Energy Index: -2.53 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 804.72 J/kg Max Up Vert Vel: 40.12 m/s Conv Inhibition (B-): 117.12 J/kg Cap Strength: 2.80 C Lift Cond Lev (LCL): 884.23 mb = 1211.93 m = 3976.10 ft Lev Free Conv (LFC): 669.23 mb = 3555.48 m = 11664.83 ft Equ Level (EL): 239.23 mb = 11200.01 m = 36744.99 ft B at Equ Level: 801.45 J/kg Max Parcel Lev (MPL): 129.23 mb = 15069.40 m = 49439.70 ft Wind level data Storm motion: 299 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 1014 18 240 5 4.3 2.5 | 140 12 -7.6 9.0 1 1000 137 230 7 5.4 4.5 | 149 13 -6.6 11.0 2 981 305 235 8 6.6 4.6 | 154 12 -5.4 11.1 3 948 610 230 6 4.6 3.9 | 145 13 -7.4 10.4 4 925 822 210 4 2.0 3.5 | 135 14 -10.0 10.0 5 915 914 215 4 2.3 3.3 | 135 14 -9.7 9.8 6 853 1524 360 6 -0.0 -6.0 | 93 12 -12.0 0.5 7 850 1551 360 6 -0.0 -6.0 | 93 12 -12.0 0.5 8 793 2134 225 4 2.8 2.8 | 136 13 -9.1 9.4 9 712 3048 260 17 16.7 3.0 | 207 11 4.8 9.5 10 700 3194 260 17 16.7 3.0 | 207 11 4.8 9.5 11 613 4267 260 32 31.5 5.6 | 238 23 19.6 12.1 12 547 5182 280 38 37.4 -6.6 | 270 25 25.5 -0.1 13 507 5791 290 25 23.5 -8.6 | 280 12 11.5 -2.0 14 500 5900 285 25 24.1 -6.5 | 270 12 12.2 0.1 15 468 6401 280 23 22.7 -4.0 | 257 11 10.7 2.5 16 400 7600 295 40 36.3 -16.9 | 293 26 24.3 -10.4 17 399 7620 295 40 36.3 -16.9 | 293 26 24.3 -10.4 18 382 7925 300 38 32.9 -19.0 | 301 24 20.9 -12.5 19 322 9144 295 47 42.6 -19.9 | 294 33 30.6 -13.3 20 300 9660 315 50 35.4 -35.4 | 321 37 23.4 -28.8 21 296 9754 315 50 35.4 -35.4 | 321 37 23.4 -28.8 22 271 10363 300 48 41.6 -24.0 | 301 34 29.6 -17.5 23 259 10668 315 52 36.8 -36.8 | 321 39 24.8 -30.2 24 250 10910 315 55 38.9 -38.9 | 320 42 26.9 -32.4 25 236 11278 315 55 38.9 -38.9 | 320 42 26.9 -32.4 26 200 12380 305 38 31.1 -21.8 | 309 24 19.2 -15.3 27 187 12802 305 35 28.7 -20.1 | 309 22 16.7 -13.5 28 170 13411 320 40 25.7 -30.6 | 330 28 13.7 -24.1 29 150 14180 295 47 42.6 -19.9 | 294 33 30.6 -13.3 30 132 14935 290 52 48.9 -17.8 | 287 39 36.9 -11.2 31 126 15240 265 41 40.8 3.6 | 251 31 28.9 10.1 32 119 15562 265 41 40.8 3.6 | 251 31 28.9 10.1 33 113 15850 265 42 41.8 3.7 | 251 32 29.9 10.2 34 102 16459 230 35 26.8 22.5 | 207 33 14.8 29.0 35 100 16580 245 30 27.2 12.7 | 218 25 15.2 19.2 36 97 16764 245 30 27.2 12.7 | 218 25 15.2 19.2 37 79 17983 290 18 16.9 -6.2 | 266 5 5.0 0.4 38 70 18660 250 13 12.2 4.4 | 181 11 0.3 11.0 39 67 18898 250 14 13.2 4.8 | 186 11 1.2 11.3 40 55 20117 210 14 7.0 12.1 | 165 19 -5.0 18.7 41 52 20422 165 15 -3.9 14.5 | 143 26 -15.8 21.0 42 50 20660 130 7 -5.4 4.5 | 122 21 -17.3 11.0 43 47 21031 125 11 -9.0 6.3 | 121 25 -21.0 12.8 44 45 21336 95 14 -13.9 1.2 | 107 27 -25.9 7.8 45 43 21641 110 12 -11.3 4.1 | 115 26 -23.2 10.6 46 41 21946 95 16 -15.9 1.4 | 106 29 -27.9 7.9 47 35 22860 70 21 -19.7 -7.2 | 89 32 -31.7 -0.6 48 33 23165 65 17 -15.4 -7.2 | 89 27 -27.4 -0.6 49 32 23470 90 21 -21.0 0.0 | 101 34 -33.0 6.5 50 30 23800 75 20 -19.3 -5.2 | 92 31 -31.3 1.4 51 27 24384 75 20 -19.3 -5.2 | 92 31 -31.3 1.4 52 26 24689 95 26 -25.9 2.3 | 103 39 -37.9 8.8 53 24 25298 65 31 -28.1 -13.1 | 81 41 -40.1 -6.6 54 22 25908 85 34 -33.9 -3.0 | 94 46 -45.8 3.6 55 20 26390 100 28 -27.6 4.9 | 106 41 -39.5 11.4 56 19 26518 100 31 -30.5 5.4 | 106 44 -42.5 11.9 57 15 27432 105 27 -26.1 7.0 | 110 40 -38.0 13.5 58 13 28042 80 25 -24.6 -4.3 | 93 37 -36.6 2.2 59 10 28956 70 20 -18.8 -6.8 | 89 31 -30.8 -0.3 60 9 29261 90 14 -14.0 0.0 | 104 27 -26.0 6.5 Wind Parameters Mean winds (0-6000m): 268.7 at 18.2 knts Storm direction: 298.7 at 13.6 knts Shear (0-3000m) pos: 2.1 neg: 2.6 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 64.0 deg Storm rel helicity (0-3000m) pos: 71.1 neg: -32.2 tot: 38.9 m^2/s^2 ave: 13.0 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 2.2 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 35.56 Bulk Shear: 22.63 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 ------------------------------------------------------------------------------- 500 233 7 150 12| 0.0 1.9 1.9| 9.8 -4.5 5.3 10.6 0.35| 4.7 1.7 1000 229 6 145 13| 1.2 0.9 2.2| 10.9 -14.4 -3.5 -3.5 -0.09| 5.1 -0.4 1500 241 6 143 12| 3.9 0.6 4.5| 10.9 -32.2 -21.3 -14.2 -0.39| 7.1 -2.8 2000 256 6 140 10| 2.9 2.6 5.5| 28.1 -32.2 -4.1 -2.1 -0.04| 7.8 -0.3 2500 249 6 142 11| 2.3 3.1 5.4| 46.8 -32.2 14.6 5.8 0.12| 7.8 0.9 3000 253 7 148 10| 2.1 2.6 4.7| 71.1 -32.2 38.9 13.0 0.28| 7.9 2.2 4000 258 11 171 9| 1.8 2.7 4.4| 98.6 -32.2 66.4 16.6 0.35| 7.5 2.6 5000 262 15 201 9| 2.7 2.1 4.8|174.8 -32.2 142.6 28.5 0.45| 7.5 3.3 6000 269 18 222 9| 2.2 1.6 3.9|206.5 -40.2 166.2 27.7 0.39| 7.8 3.0 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251108.23.gif