UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 8 OCT 25 Station: VO466 WMO ident: 43466 Latitude: 6.90 Longitude: 79.87 ------------------------------------------------------------------------------- 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 1010 8 26.2 21.2 74 5.0 22.6 125 2 298.5 301.4 295.4 344.7 15.88 1 1009 16 27.4 24.1 82 3.3 25.0 131 2 299.8 303.3 297.8 355.6 19.05 2 1004 60 26.0 23.6 87 2.4 24.3 164 3 298.8 302.2 297.3 353.0 18.57 3 1000 95 26.6 23.1 81 3.5 24.0 190 3 299.8 303.0 297.2 352.7 18.07 4 998 113 26.8 23.0 80 3.8 24.0 193 3 300.1 303.4 297.3 352.9 18.00 5 925 784 21.4 20.3 93 1.1 20.6 240 9 301.2 304.2 296.5 349.5 16.42 6 924 793 21.4 20.3 93 1.1 20.6 239 9 301.3 304.3 296.5 349.7 16.44 7 887 1146 18.6 16.9 90 1.7 17.4 197 10 301.9 304.5 295.0 342.6 13.79 8 867 1342 19.2 13.2 68 6.0 15.3 184 9 304.5 306.6 293.7 337.6 11.07 9 850 1512 18.6 14.6 78 4.0 15.9 175 7 305.6 307.9 295.0 342.7 12.39 10 786 2179 14.4 11.6 83 2.8 12.6 96 4 308.1 310.1 294.6 341.3 10.99 11 771 2342 14.8 8.8 67 6.0 11.0 37 2 310.2 311.9 294.0 338.6 9.26 12 713 2998 9.8 5.3 74 4.5 7.1 348 3 311.7 313.2 293.3 336.0 7.86 13 700 3151 9.0 5.6 79 3.4 7.0 345 4 312.5 314.0 293.8 337.8 8.18 14 675 3452 7.6 4.8 82 2.8 5.9 14 2 314.2 315.7 294.1 339.2 8.02 15 599 4429 2.8 -5.2 56 8.0 -1.1 230 4 319.5 320.4 292.7 333.6 4.34 16 570 4829 0.0 -4.6 71 4.6 -2.3 137 3 320.8 321.7 293.4 336.3 4.77 17 557 5014 -1.7 -4.0 84 2.3 -2.9 98 5 320.9 321.9 293.7 337.5 5.11 18 500 5870 -4.7 -11.7 58 7.0 -7.7 20 5 327.3 327.9 293.8 337.9 3.12 19 495 5949 -5.5 -12.5 58 7.0 -8.4 8 5 327.3 327.9 293.6 337.3 2.96 20 489 6045 -5.5 -15.5 45 10.0 -9.4 353 6 328.4 328.9 293.4 336.5 2.34 21 439 6883 -11.9 -16.9 66 5.0 -13.7 292 8 330.6 331.1 294.0 338.7 2.32 22 402 7552 -16.9 -22.9 60 6.0 -18.6 192 2 332.5 332.9 293.8 337.9 1.51 23 400 7590 -17.1 -23.1 60 6.0 -18.8 185 2 332.8 333.1 293.9 338.1 1.49 24 384 7896 -18.7 -29.7 37 11.0 -21.2 128 8 334.6 334.7 293.7 337.7 0.85 25 364 8293 -22.3 -30.3 48 8.0 -24.0 109 13 334.9 335.1 293.9 338.0 0.85 26 339 8814 -25.7 -38.7 29 13.0 -27.7 104 17 337.2 337.3 294.0 338.7 0.40 27 300 9690 -32.5 -45.5 26 13.0 -33.8 100 22 339.6 339.6 294.4 340.4 0.22 28 284 10071 -35.1 -52.1 16 17.0 -36.4 100 24 341.2 341.2 294.7 341.7 0.11 29 250 10940 -42.5 -55.5 23 13.0 -43.2 100 30 342.9 342.9 295.1 343.2 0.08 30 227 11586 -47.9 -58.9 27 11.0 -48.3 110 28 344.2 344.2 295.4 344.5 0.06 31 200 12410 -55.3 -62.3 41 7.0 -55.5 95 35 345.2 345.2 295.6 345.4 0.04 32 176 13211 -61.3 -65.3 59 4.0 -61.4 102 56 348.2 348.2 296.3 348.3 0.03 33 153 14062 -68.1 -72.1 56 4.0 -68.1 95 72 350.8 350.8 296.8 350.8 0.01 34 152 14101 -68.4 -72.5 55 4.1 -68.4 95 73 351.0 351.0 296.8 351.0 0.01 35 150 14180 -68.9 -73.3 53 4.4 -68.9 95 72 351.4 351.4 297.0 351.5 0.01 36 146 14342 -68.7 -76.7 31 8.0 -68.8 95 72 354.5 354.5 297.6 354.5 0.01 37 108 16102 -78.7 -84.7 37 6.0 -78.7 115 33 367.5 367.5 300.1 367.5 0.00 38 100 16540 -79.3 -85.3 37 6.0 -79.3 130 9 374.5 374.5 301.4 374.5 0.00 TRP 108 16102 -78.7 -84.7 37 6.0 -78.7 115 33 367.5 367.5 300.1 367.5 0.00 WND 152 14101 -68.4 -72.5 55 4.1 -68.4 95 73 351.0 351.0 296.8 351.0 0.01 Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 570.00 mb = 4829.36 m = 15844.17 ft Wetbulb zero: 611.09 mb = 4265.63 m = 13994.68 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 75.54 % Est. max temperature: 32.70 C = 90.86 F Sfc-Lift cond lev (LCL): 939.25 mb = 648.93 m = 2129.01 ft T: 22.49 C 700-500 lapse rate: 5.04 C/km ThetaE index: 12.10 C Layer 887.0- 850.0 mb Conv cond level (CCL): 916.77 mb = 861.10 m = 2825.11 ft Mean mixing ratio: 17.15 g/kg Conv temperature: 29.12 C = 84.42 F Cap Strength: 0.59 C Lifted Index: -2.14 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.69 C Lifted Index @700 mb: -1.86 C Showalter Index: 0.96 C Risk: Thunderstorms probable Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.30 C K Index: 34.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 194.20 Risk: None Energy Index: -0.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1435.51 J/kg Max Up Vert Vel: 53.58 m/s Conv Inhibition (B-): 1.43 J/kg Cap Strength: 0.57 C Lift Cond Lev (LCL): 927.63 mb = 758.88 m = 2489.74 ft Lev Free Conv (LFC): 902.63 mb = 995.18 m = 3265.00 ft Equ Level (EL): 872.63 mb = 1286.21 m = 4219.79 ft B at Equ Level: 9.04 J/kg Wind level data Storm motion: 211 at 4 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 1010 8 125 2 -1.6 1.1 | 60 4 -3.6 -2.1 1 1000 95 190 3 0.5 3.0 | 80 1 -1.4 -0.3 2 977 305 225 8 5.7 5.7 | 236 4 3.7 2.5 3 943 610 240 10 8.7 5.0 | 255 7 6.7 1.8 4 925 784 240 9 7.8 4.5 | 257 6 5.8 1.3 5 911 914 220 9 5.8 6.9 | 226 5 3.8 3.7 6 879 1219 190 10 1.7 9.8 | 178 7 -0.2 6.6 7 850 1512 175 7 -0.6 7.0 | 146 5 -2.6 3.8 8 849 1524 175 7 -0.6 7.0 | 146 5 -2.6 3.8 9 819 1829 110 4 -3.8 1.4 | 72 6 -5.7 -1.8 10 790 2134 110 4 -3.8 1.4 | 72 6 -5.7 -1.8 11 762 2438 0 1 -0.0 -1.0 | 25 5 -2.0 -4.2 12 700 3151 345 4 1.0 -3.9 | 7 7 -0.9 -7.1 13 683 3353 20 2 -0.7 -1.9 | 27 6 -2.6 -5.1 14 657 3658 0 1 -0.0 -1.0 | 25 5 -2.0 -4.2 15 633 3962 215 3 1.7 2.5 | 18 1 -0.2 -0.7 16 587 4572 235 5 4.1 2.9 | 279 2 2.1 -0.3 17 565 4877 110 3 -2.8 1.0 | 65 5 -4.8 -2.2 18 544 5182 80 7 -6.9 -1.2 | 63 10 -8.9 -4.4 19 524 5486 75 8 -7.7 -2.1 | 61 11 -9.7 -5.3 20 505 5791 50 6 -4.6 -3.9 | 43 10 -6.6 -7.1 21 500 5870 20 5 -1.7 -4.7 | 25 9 -3.7 -7.9 22 486 6096 345 6 1.6 -5.8 | 3 9 -0.4 -9.0 23 467 6401 280 7 6.9 -1.2 | 312 7 4.9 -4.4 24 431 7010 295 8 7.3 -3.4 | 321 8 5.3 -6.6 25 400 7590 185 2 0.2 2.0 | 56 2 -1.8 -1.2 26 398 7620 225 2 1.4 1.4 | 17 2 -0.5 -1.8 27 382 7925 115 9 -8.2 3.8 | 93 10 -10.1 0.6 28 351 8534 105 16 -15.5 4.1 | 93 17 -17.4 0.9 29 300 9690 100 22 -21.7 3.8 | 91 24 -23.6 0.6 30 250 10940 100 30 -29.5 5.2 | 94 32 -31.5 2.0 31 238 11278 105 29 -28.0 7.5 | 98 30 -30.0 4.3 32 227 11582 110 28 -26.3 9.6 | 103 29 -28.3 6.4 33 217 11887 110 31 -29.1 10.6 | 103 32 -31.1 7.4 34 200 12410 95 35 -34.9 3.1 | 90 37 -36.8 -0.2 35 188 12802 95 41 -40.8 3.6 | 90 43 -42.8 0.4 36 179 13106 105 52 -50.2 13.5 | 101 53 -52.2 10.3 37 170 13411 95 64 -63.8 5.6 | 92 66 -65.7 2.4 38 162 13716 95 68 -67.7 5.9 | 92 70 -69.7 2.7 39 152 14101 95 73 -72.7 6.4 | 92 75 -74.7 3.2 40 150 14180 95 72 -71.7 6.3 | 92 74 -73.7 3.1 41 146 14326 95 73 -72.7 6.4 | 92 75 -74.7 3.2 42 125 15240 120 24 -20.8 12.0 | 111 24 -22.7 8.8 43 113 15850 90 25 -25.0 0.0 | 83 27 -27.0 -3.2 44 108 16102 115 33 -29.9 13.9 | 109 34 -31.9 10.7 45 107 16154 100 33 -32.5 5.7 | 94 35 -34.5 2.5 46 101 16459 130 30 -23.0 19.3 | 123 30 -24.9 16.1 47 100 16540 130 9 -6.9 5.8 | 106 9 -8.9 2.6 48 96 16764 135 13 -9.2 9.2 | 118 13 -11.2 6.0 49 91 17069 50 14 -10.7 -9.0 | 46 18 -12.7 -12.2 50 86 17374 45 20 -14.1 -14.1 | 43 24 -16.1 -17.3 51 82 17678 85 24 -23.9 -2.1 | 78 26 -25.9 -5.3 52 73 18288 220 8 5.1 6.1 | 227 4 3.2 2.9 53 69 18593 50 9 -6.9 -5.8 | 45 13 -8.9 -9.0 54 66 18898 40 11 -7.1 -8.4 | 38 15 -9.0 -11.6 55 59 19507 100 17 -16.7 3.0 | 89 19 -18.7 -0.3 56 53 20117 105 17 -16.4 4.4 | 94 18 -18.4 1.2 57 50 20422 65 16 -14.5 -6.8 | 59 19 -16.5 -10.0 58 47 20726 120 27 -23.4 13.5 | 112 27 -25.3 10.3 59 45 21031 135 30 -21.2 21.2 | 128 29 -23.2 18.0 60 42 21336 135 27 -19.1 19.1 | 127 26 -21.1 15.9 61 38 21946 90 35 -35.0 0.0 | 85 37 -37.0 -3.2 62 34 22555 75 42 -40.6 -10.9 | 72 45 -42.5 -14.1 63 30 23165 90 59 -59.0 0.0 | 87 61 -61.0 -3.2 64 24 24384 85 68 -67.7 -5.9 | 83 70 -69.7 -9.1 65 22 24994 95 68 -67.7 5.9 | 92 70 -69.7 2.7 66 19 25908 100 70 -68.9 12.2 | 97 71 -70.9 8.9 67 17 26518 95 64 -63.8 5.6 | 92 66 -65.7 2.4 68 14 27432 85 76 -75.7 -6.6 | 83 78 -77.7 -9.8 69 11 28956 85 74 -73.7 -6.4 | 83 76 -75.7 -9.7 Wind Parameters Mean winds (0-6000m): 181.4 at 5.0 knts Storm direction: 211.4 at 3.8 knts Shear (0-3000m) pos: 1.7 neg: 1.9 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -49.3 deg Storm rel helicity (0-3000m) pos: 5.5 neg: -35.4 tot: -29.8 m^2/s^2 ave: -9.9 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -2.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 668.90 Bulk Shear: 2.15 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 ------------------------------------------------------------------------------- 500 221 6 236 3| 10.5 0.0 10.5| 4.2 0.0 4.2 8.3 0.66| 11.9 7.8 1000 228 8 243 4| 5.2 2.0 7.2| 5.5 -6.4 -0.9 -0.9 0.22| 9.2 2.0 1500 215 8 217 4| 3.5 2.9 6.4| 5.5 -16.2 -10.7 -7.1 -0.10| 8.6 -0.9 2000 204 7 197 4| 2.6 3.1 5.7| 5.5 -25.6 -20.1 -10.0 -0.29| 8.3 -2.4 2500 199 6 184 3| 2.1 2.1 4.2| 5.5 -33.5 -27.9 -11.2 -0.38| 7.8 -3.0 3000 202 6 186 2| 1.7 1.9 3.7| 5.5 -35.4 -29.8 -9.9 -0.39| 6.8 -2.7 4000 208 5 196 1| 1.3 0.9 2.2| 9.2 -38.6 -29.4 -7.4 -0.33| 6.3 -2.1 5000 209 5 199 1| 1.2 1.5 2.8| 9.4 -42.6 -33.2 -6.6 -0.40| 6.4 -2.6 6000 181 5 135 3| 1.0 1.3 2.4| 9.4 -66.5 -57.1 -9.5 -0.46| 6.4 -3.0 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251008.00.gif