UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120111.upa.cvt Date: 1100Z 1 DEC 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 1 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 1014 18 26.2 22.1 78 4.1 23.3 0 0 298.2 301.2 295.9 346.8 16.74 1 1000 132 25.4 22.0 81 3.4 23.0 160 3 298.5 301.6 296.1 347.7 16.87 2 925 815 20.4 18.9 91 1.5 19.4 350 5 300.2 302.9 295.3 344.2 15.02 3 850 1543 16.0 15.8 99 0.2 15.9 80 3 302.9 305.4 295.0 342.6 13.40 4 807 1983 13.2 13.2 100 0.0 13.2 73 4 304.5 306.7 294.3 339.9 11.90 5 790 2162 12.0 11.8 99 0.2 11.9 73 5 305.0 307.1 293.9 338.2 11.08 6 788 2183 11.6 9.8 89 1.8 10.5 75 5 304.8 306.6 292.7 333.9 9.70 7 782 2248 14.8 5.8 55 9.0 9.5 81 5 308.9 310.3 292.2 331.6 7.41 8 750 2600 12.2 7.4 72 4.8 9.3 116 5 309.8 311.5 293.4 336.3 8.65 9 720 2944 13.8 -2.2 33 16.0 5.4 150 5 315.2 316.1 291.6 329.6 4.52 10 700 3181 11.8 -2.2 38 14.0 4.5 160 5 315.6 316.4 291.8 330.4 4.65 11 660 3670 8.4 -10.6 25 19.0 0.0 130 10 317.1 317.6 290.5 325.6 2.58 12 627 4091 5.2 -6.8 42 12.0 -0.5 160 10 318.1 318.8 291.7 330.0 3.66 13 556 5062 -0.5 -17.5 26 17.0 -6.7 198 10 322.5 322.8 291.3 328.4 1.74 14 544 5237 0.0 -35.0 5 35.0 -8.7 193 10 325.1 325.2 290.7 326.4 0.36 15 536 5356 0.8 -21.2 17 22.0 -6.9 190 9 327.4 327.7 292.3 332.1 1.31 16 500 5910 -3.7 -20.7 25 17.0 -9.5 175 9 328.5 328.8 292.7 333.7 1.47 17 469 6411 -6.9 -17.9 41 11.0 -10.9 187 10 330.6 331.0 293.7 337.6 1.99 18 431 7062 -11.5 -23.5 36 12.0 -15.1 231 10 332.9 333.1 293.7 337.7 1.33 19 400 7630 -13.9 -32.9 18 19.0 -18.3 180 14 336.9 337.0 294.1 339.2 0.60 20 396 7706 -14.5 -35.5 15 21.0 -18.9 182 15 337.1 337.2 294.0 338.9 0.47 21 300 9740 -32.1 -39.1 50 7.0 -33.0 175 26 340.1 340.2 294.7 341.8 0.43 22 277 10296 -37.3 -44.3 48 7.0 -37.9 173 31 340.5 340.5 294.7 341.5 0.27 23 275 10346 -36.9 -52.9 17 16.0 -38.0 173 32 341.8 341.8 294.8 342.2 0.10 24 258 10785 -39.3 -68.3 3 29.0 -40.4 171 36 344.5 344.5 295.4 344.6 0.02 25 250 11000 -40.9 -63.9 7 23.0 -41.8 170 38 345.3 345.3 295.6 345.4 0.03 26 222 11798 -48.1 -58.1 31 10.0 -48.5 168 39 346.1 346.1 295.8 346.4 0.07 27 210 12162 -50.9 -62.9 23 12.0 -51.2 164 37 347.3 347.3 296.1 347.5 0.04 28 205 12320 -51.3 -82.3 1 31.0 -51.7 162 36 349.1 349.1 296.4 349.1 0.00 29 200 12480 -52.3 -75.3 5 23.0 -52.7 160 35 349.9 349.9 296.6 350.0 0.01 30 150 14280 -66.1 -81.1 11 15.0 -66.2 170 38 356.2 356.2 298.0 356.2 0.00 31 142 14610 -68.7 -83.7 10 15.0 -68.8 168 38 357.3 357.3 298.2 357.3 0.00 32 100 16650 -80.3 -89.3 21 9.0 -80.3 145 27 372.6 372.6 301.0 372.6 0.00 33 84 17617 -84.5 -89.5 41 5.0 -84.5 180 19 383.1 383.1 302.8 383.1 0.00 34 80 17888 -80.9 -88.9 25 8.0 -80.9 154 21 395.9 395.9 304.6 395.9 0.00 35 71 18560 -78.7 -87.7 22 9.0 -78.7 121 32 414.3 414.3 307.0 414.3 0.00 36 70 18640 -79.3 -88.3 21 9.0 -79.3 85 16 414.7 414.7 307.1 414.7 0.00 37 68 18804 -79.7 -88.7 21 9.0 -79.7 85 17 417.3 417.3 307.4 417.3 0.00 38 61 19423 -76.5 -90.5 9 14.0 -76.6 105 17 437.6 437.6 309.6 437.6 0.00 39 58 19717 -71.1 -89.1 5 18.0 -71.2 104 20 456.2 456.2 311.4 456.2 0.00 40 50 20600 -68.5 -90.5 3 22.0 -68.7 110 24 482.1 482.1 313.6 482.1 0.00 41 46 21103 -66.5 -91.5 2 25.0 -66.8 116 19 498.5 498.5 314.8 498.5 0.00 42 43 21519 -59.1 -90.1 1 31.0 -59.9 113 31 526.4 526.4 316.7 526.4 0.00 43 38 22290 -61.7 -89.7 1 28.0 -62.3 89 34 538.8 538.8 317.5 538.8 0.00 44 30 23770 -57.7 -88.7 1 31.0 -58.9 105 39 587.3 587.3 320.0 587.4 0.00 45 20 26360 -52.1 -86.1 1 34.0 -55.0 95 30 676.7 676.7 323.7 676.8 0.01 46 15 28236 -48.9 -84.9 1 36.0 -53.5 101 28 745.4 745.4 325.8 745.5 0.02 TRP 84 17617 -84.5 -89.5 41 5.0 -84.5 180 19 383.1 383.1 302.8 383.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 562.23 mb = 4977.26 m = 16329.39 ft Freezing level: 544.00 mb = 5237.10 m = 17181.89 ft Freezing level: 529.60 mb = 5454.46 m = 17895.01 ft Wetbulb zero: 658.76 mb = 3685.39 m = 12091.02 ft Precipitable water: 1.80 inches Sfc-500 mean rel hum: 55.64 % Est. max temperature: 30.44 C = 86.79 F Sfc-Lift cond lev (LCL): 955.50 mb = 530.81 m = 1741.49 ft T: 22.48 C 700-500 lapse rate: 5.68 C/km ThetaE index: 16.01 C Layer 925.0- 750.0 mb Conv cond level (CCL): 911.08 mb = 945.51 m = 3102.03 ft Mean mixing ratio: 15.94 g/kg Conv temperature: 28.71 C = 83.68 F Cap Strength: 3.29 C Lifted Index: 0.73 C Risk: Showers probable Lifted Index @300 mb: -1.48 C Lifted Index @700 mb: 2.35 C Showalter Index: 2.02 C Risk: Showers probable Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 19.50 C K Index: 21.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 204.60 Risk: None Energy Index: -1.70 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 149.91 J/kg Max Up Vert Vel: 17.32 m/s Conv Inhibition (B-): 4.05 J/kg Cap Strength: 3.19 C Lift Cond Lev (LCL): 929.02 mb = 777.06 m = 2549.37 ft Lev Free Conv (LFC): 884.02 mb = 1205.18 m = 3953.95 ft Equ Level (EL): 774.02 mb = 2334.27 m = 7658.27 ft B at Equ Level: 37.98 J/kg Max Parcel Lev (MPL): 704.02 mb = 3132.88 m = 10278.34 ft Wind level data Storm motion: 192 at 5 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 0 0 -0.0 -0.0 | 12 5 -1.0 -4.7 1 1000 132 160 3 -1.0 2.8 | 46 3 -2.0 -1.9 2 980 305 230 1 0.8 0.6 | 3 4 -0.2 -4.1 3 947 610 35 1 -0.6 -0.8 | 15 6 -1.5 -5.5 4 925 815 350 5 0.9 -4.9 | 1 10 -0.1 -9.7 5 914 914 360 4 -0.0 -4.0 | 6 9 -1.0 -8.7 6 852 1524 80 3 -3.0 -0.5 | 37 7 -3.9 -5.2 7 850 1543 80 3 -3.0 -0.5 | 37 7 -3.9 -5.2 8 793 2134 70 5 -4.7 -1.7 | 41 9 -5.7 -6.4 9 711 3048 160 5 -1.7 4.7 | 89 3 -2.7 -0.0 10 700 3181 160 5 -1.7 4.7 | 89 3 -2.7 -0.0 11 660 3658 130 10 -7.7 6.4 | 101 9 -8.6 1.7 12 636 3962 140 11 -7.1 8.4 | 115 9 -8.0 3.7 13 612 4267 195 9 2.3 8.7 | 199 4 1.4 4.0 14 590 4572 210 10 5.0 8.7 | 226 6 4.0 3.9 15 500 5910 175 9 -0.8 9.0 | 158 5 -1.7 4.2 16 488 6096 165 10 -2.6 9.7 | 144 6 -3.6 4.9 17 433 7010 230 10 7.7 6.4 | 256 7 6.7 1.7 18 417 7315 235 10 8.2 5.7 | 262 7 7.2 1.0 19 401 7620 180 14 0.0 14.0 | 174 9 -1.0 9.3 20 400 7630 180 14 0.0 14.0 | 174 9 -1.0 9.3 21 369 8230 195 20 5.2 19.3 | 196 15 4.2 14.6 22 354 8534 185 23 2.0 22.9 | 183 18 1.0 18.2 23 339 8839 205 23 9.7 20.8 | 209 18 8.8 16.1 24 300 9740 175 26 -2.3 25.9 | 171 21 -3.2 21.2 25 299 9754 175 26 -2.3 25.9 | 171 21 -3.2 21.2 26 251 10973 170 38 -6.6 37.4 | 167 34 -7.6 32.7 27 250 11000 170 38 -6.6 37.4 | 167 34 -7.6 32.7 28 229 11582 170 40 -6.9 39.4 | 167 36 -7.9 34.7 29 200 12480 160 35 -12.0 32.9 | 155 31 -12.9 28.2 30 172 13411 160 30 -10.3 28.2 | 154 26 -11.2 23.5 31 156 14021 180 37 0.0 37.0 | 178 32 -1.0 32.3 32 150 14280 170 38 -6.6 37.4 | 167 34 -7.6 32.7 33 127 15240 165 38 -9.8 36.7 | 161 34 -10.8 32.0 34 115 15850 190 35 6.1 34.5 | 190 30 5.1 29.7 35 109 16154 175 40 -3.5 39.8 | 173 35 -4.4 35.1 36 100 16650 145 27 -15.5 22.1 | 137 24 -16.4 17.4 37 98 16764 145 27 -15.5 22.1 | 137 24 -16.4 17.4 38 93 17069 155 21 -8.9 19.0 | 145 17 -9.8 14.3 39 88 17374 135 17 -12.0 12.0 | 119 15 -13.0 7.3 40 84 17617 180 19 0.0 19.0 | 176 14 -1.0 14.3 41 83 17678 175 17 -1.5 16.9 | 169 12 -2.4 12.2 42 79 17983 145 23 -13.2 18.8 | 135 20 -14.2 14.1 43 71 18593 120 33 -28.6 16.5 | 112 32 -29.5 11.8 44 70 18640 85 16 -15.9 -1.4 | 70 18 -16.9 -6.1 45 67 18898 85 18 -17.9 -1.6 | 72 20 -18.9 -6.3 46 64 19202 125 17 -13.9 9.8 | 109 16 -14.9 5.0 47 60 19507 100 17 -16.7 3.0 | 84 18 -17.7 -1.8 48 57 19812 105 21 -20.3 5.4 | 92 21 -21.2 0.7 49 54 20117 55 18 -14.7 -10.3 | 46 22 -15.7 -15.1 50 52 20422 55 16 -13.1 -9.2 | 45 20 -14.1 -13.9 51 50 20600 110 24 -22.6 8.2 | 98 24 -23.5 3.5 52 49 20726 110 17 -16.0 5.8 | 94 17 -16.9 1.1 53 44 21336 120 20 -17.3 10.0 | 106 19 -18.3 5.3 54 42 21641 110 37 -34.8 12.7 | 103 37 -35.7 7.9 55 40 21946 90 33 -33.0 0.0 | 82 34 -34.0 -4.7 56 33 23165 85 37 -36.9 -3.2 | 78 39 -37.8 -8.0 57 30 23770 105 39 -37.7 10.1 | 98 39 -38.6 5.4 58 30 23774 95 31 -30.9 2.7 | 86 32 -31.8 -2.0 59 29 24079 105 35 -33.8 9.1 | 97 35 -34.8 4.3 60 27 24384 100 44 -43.3 7.6 | 94 44 -44.3 2.9 61 23 25603 75 38 -36.7 -9.8 | 69 40 -37.7 -14.6 62 20 26360 95 30 -29.9 2.6 | 86 31 -30.8 -2.1 63 10 28651 110 24 -22.6 8.2 | 98 24 -23.5 3.5 Wind Parameters Mean winds (0-6000m): 161.5 at 6.4 knts Storm direction: 191.5 at 4.8 knts Shear (0-3000m) pos: 1.1 neg: 0.4 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 76.1 deg Storm rel helicity (0-3000m) pos: 25.4 neg: -6.8 tot: 18.6 m^2/s^2 ave: 6.2 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 1.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 43.55 Bulk Shear: 3.44 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 ------------------------------------------------------------------------------- 500 183 1 15 3| 0.0 1.0 1.0| 3.5 -2.2 1.4 2.7 0.06| 8.4 0.5 1000 2 2 8 7| 1.5 0.5 2.1| 9.2 -6.8 2.4 2.4 0.07| 8.1 0.5 1500 24 3 16 7| 1.1 0.3 1.5| 16.1 -6.8 9.3 6.2 0.22| 6.7 1.5 2000 48 3 25 7| 0.8 0.6 1.4| 17.1 -6.8 10.3 5.2 0.23| 5.5 1.3 2500 62 3 32 7| 1.0 0.4 1.5| 22.5 -6.8 15.7 6.3 0.30| 5.1 1.6 3000 78 4 39 7| 1.1 0.4 1.5| 25.4 -6.8 18.6 6.2 0.33| 5.0 1.7 4000 114 5 63 6| 1.2 0.6 1.8| 34.1 -7.5 26.6 6.6 0.35| 5.1 1.8 5000 148 6 93 4| 1.3 0.7 2.0| 46.9 -9.8 37.0 7.4 0.41| 5.3 2.2 6000 162 6 115 3| 1.1 1.0 2.1| 46.9 -15.4 31.4 5.2 0.30| 4.9 1.4 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251201.11.gif