UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101203.upa.cvt Date: 0300Z 12 OCT 25 Searching for Y5954... Searching the city database file for: Y5954 ... Date:0300Z 12 OCT 25 Station: Y5954 WMO ident: 95954 ------------------------------------------------------------------------------- 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 66 255 9 SFC 997 91 8.6 5.2 79 3.4 6.9 255 9 282.0 282.9 280.2 297.4 5.56 2 925 704 3.2 1.7 90 1.5 2.5 270 8 282.6 283.4 279.4 295.6 4.67 3 883 1079 0.0 0.0 100 0.0 0.0 281 15 283.0 283.8 279.1 295.2 4.33 4 850 1384 -0.7 -0.7 100 0.0 -0.7 290 20 285.4 286.2 280.3 297.5 4.27 5 795 1916 -3.5 -3.5 100 0.0 -3.5 295 28 287.9 288.6 280.7 298.6 3.71 6 700 2914 -8.3 -8.6 98 0.3 -8.4 305 44 293.3 293.8 282.1 301.8 2.85 7 614 3920 -14.5 -15.0 96 0.5 -14.6 293 53 297.4 297.7 282.7 303.4 1.94 8 604 4044 -15.5 -15.9 97 0.4 -15.6 292 54 297.6 297.9 282.7 303.3 1.83 9 537 4920 -22.7 -24.0 89 1.3 -22.9 281 62 299.2 299.4 282.4 302.5 1.02 10 527 5058 -24.1 -29.1 63 5.0 -24.9 280 63 299.1 299.2 281.8 301.3 0.65 11 500 5440 -26.1 -27.8 86 1.7 -26.3 275 67 301.2 301.4 282.9 303.8 0.78 12 405 6925 -38.9 -41.5 77 2.5 -39.1 280 78 303.3 303.3 283.1 304.2 0.25 13 400 7010 -39.7 -42.3 76 2.6 -39.9 280 78 303.4 303.4 283.1 304.2 0.23 14 389 7200 -41.7 -45.8 64 4.1 -41.9 279 77 303.2 303.2 282.9 303.8 0.16 15 385 7270 -41.7 -55.7 20 14.0 -42.2 279 76 304.1 304.1 283.1 304.3 0.05 16 380 7358 -41.9 -71.9 2 30.0 -42.5 279 76 305.0 305.0 283.4 305.0 0.01 17 365 7630 -43.3 -70.3 4 27.0 -43.9 278 74 306.6 306.6 284.1 306.7 0.01 18 306 8808 -46.1 -74.1 3 28.0 -46.6 275 66 318.6 318.6 288.3 318.6 0.01 19 300 8940 -45.5 -73.5 3 28.0 -46.0 275 63 321.2 321.2 289.1 321.3 0.01 20 250 10160 -43.5 -71.5 3 28.0 -44.3 275 55 341.4 341.4 294.7 341.4 0.01 21 229 10750 -43.1 -74.1 2 31.0 -44.0 277 59 350.7 350.7 296.8 350.7 0.01 22 200 11660 -44.3 -75.3 2 31.0 -45.2 280 64 362.6 362.6 299.2 362.7 0.01 23 150 13580 -45.3 -76.3 2 31.0 -46.3 270 46 392.0 392.0 304.1 392.0 0.01 24 126 14739 -47.3 -79.3 1 32.0 -48.3 279 40 408.4 408.4 306.3 408.5 0.01 25 101 16186 -52.5 -82.5 1 30.0 -53.2 290 32 425.1 425.1 308.3 425.1 0.00 26 100 16250 -51.3 -82.3 1 31.0 -52.1 290 32 428.6 428.6 308.7 428.6 0.00 27 91 16861 -49.3 -82.3 1 33.0 -50.4 283 30 444.3 444.3 310.3 444.3 0.01 28 70 18560 -51.9 -83.9 1 32.0 -52.9 265 24 473.4 473.4 312.9 473.4 0.00 29 65 19040 -53.3 -84.3 1 31.0 -54.3 255 20 480.4 480.4 313.5 480.5 0.00 30 50 20740 -51.7 -84.7 1 33.0 -53.1 220 5 521.6 521.6 316.4 521.7 0.01 31 48 21006 -49.5 -83.5 1 34.0 -51.4 533.0 533.0 317.1 533.1 0.01 32 41 22034 -51.5 -84.5 1 33.0 -53.2 552.6 552.6 318.2 552.6 0.01 TRP 306 8808 -46.1 -74.1 3 28.0 -46.6 275 66 318.6 318.6 288.3 318.6 0.01 WND 405 6925 -38.9 -41.5 77 2.5 -39.1 280 78 303.3 303.3 283.1 304.2 0.25 Sounding variables and indices 1000-500 mb thick: 5374.00 m Freezing level: 883.00 mb = 1078.91 m = 3539.68 ft Wetbulb zero: 882.07 mb = 1087.33 m = 3567.31 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 93.27 % Est. max temperature: 12.15 C = 53.87 F Sfc-Lift cond lev (LCL): 946.62 mb = 514.99 m = 1689.58 ft T: 4.86 C 700-500 lapse rate: 7.05 C/km ThetaE index: 2.19 C Layer 925.0- 850.0 mb Conv cond level (CCL): 913.27 mb = 806.97 m = 2647.51 ft Mean mixing ratio: 4.96 g/kg Conv temperature: 9.32 C = 48.77 F Cap Strength: 4.67 C Lifted Index: 5.58 C Risk: None Lifted Index @300 mb: 17.82 C Lifted Index @700 mb: 3.37 C Showalter Index: 4.58 C Risk: None Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 25.40 C K Index: 24.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 143.00 Risk: None Energy Index: 1.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.76 J/kg Max Up Vert Vel: 3.39 m/s Conv Inhibition (B-): 0.92 J/kg Cap Strength: 5.19 C Lift Cond Lev (LCL): 917.27 mb = 771.69 m = 2531.77 ft Lev Free Conv (LFC): 902.27 mb = 904.72 m = 2968.20 ft Equ Level (EL): 862.27 mb = 1269.19 m = 4163.95 ft B at Equ Level: 4.94 J/kg Max Parcel Lev (MPL): 832.27 mb = 1551.65 m = 5090.67 ft Wind level data Storm motion: 317 at 32 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 ---------------------------------------------------------- 0 997 91 255 9 8.7 2.3 | 153 28 -12.9 25.4 1 925 704 270 8 8.0 -0.0 | 149 27 -13.6 23.0 2 850 1384 290 20 18.8 -6.8 | 170 16 -2.8 16.2 3 700 2914 305 44 36.0 -25.2 | 279 15 14.4 -2.2 4 500 5440 275 67 66.7 -5.8 | 249 48 45.1 17.2 5 405 6925 280 78 76.8 -13.5 | 260 56 55.2 9.5 6 400 7010 280 78 76.8 -13.5 | 260 56 55.2 9.5 7 306 8808 275 66 65.7 -5.8 | 249 47 44.1 17.3 8 300 8940 275 63 62.8 -5.5 | 247 45 41.1 17.6 9 250 10160 275 55 54.8 -4.8 | 241 38 33.2 18.3 10 200 11660 280 64 63.0 -11.1 | 254 43 41.4 11.9 11 150 13580 270 46 46.0 -0.0 | 227 34 24.4 23.0 12 100 16250 290 32 30.1 -10.9 | 215 15 8.5 12.1 13 70 18560 265 24 23.9 2.1 | 185 25 2.3 25.1 14 50 20740 220 5 3.2 3.8 | 146 33 -18.4 26.9 Wind Parameters Mean winds (0-6000m): 286.8 at 42.1 knts Storm direction: 316.8 at 31.6 knts Shear (0-3000m) pos: 6.9 neg: 0.0 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 122.9 deg Storm rel helicity (0-3000m) pos: 118.5 neg: -14.1 tot: 104.5 m^2/s^2 ave: 34.8 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 158.70 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 ------------------------------------------------------------------------------- 500 261 9 152 28| 2.1 0.0 2.1| 0.0 -10.1 -10.1 -20.1 -0.68| 2.1 -1.4 1000 269 10 153 26| 4.0 0.0 4.0| 29.8 -12.3 17.6 17.6 0.31| 4.9 1.5 1500 280 13 157 23| 5.8 0.0 5.8| 56.0 -12.3 43.7 29.2 0.46| 6.4 3.0 2000 286 16 162 19| 6.5 0.0 6.5| 79.7 -12.3 67.5 33.7 0.60| 6.9 4.1 2500 292 20 169 16| 6.9 0.0 6.9|103.3 -12.3 91.1 36.4 0.69| 7.3 5.0 3000 296 24 179 13| 6.9 0.0 6.9|118.5 -14.1 104.5 34.8 0.66| 7.4 4.9 4000 296 30 210 11| 5.2 1.8 6.9|118.5 -45.1 73.5 18.4 0.41| 7.3 3.0 5000 292 37 232 16| 4.1 3.0 7.1|118.5-111.0 7.5 1.5 0.23| 7.4 1.7 6000 287 42 240 22| 3.8 3.0 6.8|172.4-141.2 31.1 5.2 0.22| 7.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//Y5954/skewt/Y5954.skewt.20251012.03.gif