UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102023.upa.cvt Date: 2300Z 20 OCT 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 20 OCT 25 Station: Y4775 WMO ident: 94775 ------------------------------------------------------------------------------- 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 1013 22 23.6 15.6 61 8.0 18.4 150 5 295.7 297.6 291.0 327.5 11.06 1 1008 65 21.0 14.0 64 7.0 16.5 150 6 293.5 295.3 289.4 322.1 10.01 2 1000 134 20.4 13.4 64 7.0 16.0 150 7 293.5 295.3 289.2 321.3 9.70 3 925 801 14.6 12.4 87 2.2 13.3 160 7 294.2 296.0 289.5 322.4 9.82 4 923 819 14.4 12.3 87 2.1 13.1 165 6 294.2 296.0 289.5 322.3 9.78 5 894 1091 16.6 12.7 78 3.9 14.1 237 9 299.2 301.1 291.6 329.5 10.38 6 886 1168 20.4 11.4 56 9.0 14.7 257 12 303.9 305.7 292.4 332.5 9.60 7 881 1217 20.8 11.8 56 9.0 15.0 270 14 304.8 306.6 292.9 334.5 9.92 8 855 1475 19.6 10.6 56 9.0 13.9 287 20 306.2 307.9 292.9 334.6 9.43 9 850 1526 19.4 9.4 52 10.0 13.1 285 20 306.5 308.1 292.5 332.9 8.74 10 774 2324 13.6 7.6 67 6.0 9.9 275 20 308.5 310.1 292.9 334.4 8.49 11 727 2851 11.8 -5.2 30 17.0 3.5 278 20 312.2 312.8 289.8 323.5 3.57 12 700 3167 9.6 -6.4 32 16.0 2.0 270 21 313.1 313.8 289.9 323.9 3.38 13 667 3567 7.6 -5.4 39 13.0 1.3 272 20 315.2 316.0 291.0 327.5 3.83 14 590 4562 -1.3 -9.3 54 8.0 -4.7 295 23 316.1 316.7 290.7 326.5 3.20 15 528 5438 -7.5 -18.5 41 11.0 -11.1 253 30 318.9 319.2 290.2 324.6 1.68 16 500 5860 -11.3 -17.3 61 6.0 -13.3 255 27 319.3 319.6 290.5 325.9 1.97 17 476 6234 -14.5 -16.9 82 2.4 -15.3 268 26 319.8 320.2 290.9 327.0 2.14 18 471 6314 -13.9 -19.9 60 6.0 -15.7 271 25 321.5 321.9 290.9 327.2 1.67 19 443 6777 -15.7 -19.1 75 3.4 -16.7 284 24 325.0 325.3 292.1 331.5 1.91 20 415 7266 -17.5 -25.5 50 8.0 -19.6 278 28 328.8 329.0 292.5 332.9 1.16 21 400 7540 -19.9 -25.9 59 6.0 -21.4 275 30 329.1 329.4 292.6 333.3 1.16 22 390 7727 -21.5 -27.5 58 6.0 -22.8 276 29 329.4 329.6 292.6 333.1 1.03 23 381 7899 -22.7 -33.7 36 11.0 -24.7 278 28 330.0 330.2 292.3 332.2 0.58 24 338 8763 -30.5 -34.4 69 3.9 -31.1 271 34 330.9 331.0 292.6 333.2 0.61 25 300 9600 -36.5 -45.5 39 9.0 -37.3 255 47 333.9 334.0 293.0 334.8 0.22 26 264 10475 -43.5 -59.5 15 16.0 -44.1 247 53 336.1 336.1 293.4 336.3 0.05 27 250 10840 -46.7 -61.7 17 15.0 -47.1 245 55 336.6 336.6 293.5 336.8 0.04 28 240 11110 -48.9 -61.2 23 12.3 -49.3 240 59 337.3 337.3 293.7 337.5 0.04 29 239 11138 -49.1 -61.1 23 12.0 -49.4 240 59 337.4 337.4 293.7 337.6 0.04 30 233 11305 -49.9 -64.9 16 15.0 -50.3 241 58 338.6 338.6 294.0 338.7 0.03 31 214 11859 -52.7 -68.7 13 16.0 -53.0 264 45 342.6 342.6 295.0 342.7 0.02 32 207 12076 -50.5 -74.5 4 24.0 -51.0 256 45 349.3 349.3 296.5 349.4 0.01 33 200 12300 -51.7 -74.7 5 23.0 -52.1 265 44 350.9 350.9 296.8 350.9 0.01 34 169 13370 -59.1 -79.1 6 20.0 -59.3 275 49 355.9 355.9 297.9 355.9 0.00 35 150 14110 -62.3 -84.3 4 22.0 -62.4 260 47 362.8 362.8 299.2 362.8 0.00 36 110 15995 -68.9 -85.9 7 17.0 -69.0 252 31 384.0 384.0 302.9 384.0 0.00 37 100 16560 -72.1 -87.1 9 15.0 -72.2 240 23 388.4 388.4 303.6 388.4 0.00 38 97 16739 -73.1 -87.1 10 14.0 -73.2 245 26 389.9 389.9 303.8 389.9 0.00 39 85 17515 -73.3 -88.3 8 15.0 -73.3 232 22 404.5 404.5 305.8 404.5 0.00 40 76 18172 -73.1 -89.1 7 16.0 -73.2 225 22 418.0 418.0 307.5 418.1 0.00 41 70 18660 -69.3 -89.3 4 20.0 -69.4 220 21 436.1 436.1 309.5 436.1 0.00 42 58 19803 -61.9 -88.9 2 27.0 -62.3 212 10 476.9 476.9 313.2 476.9 0.00 43 53 20359 -63.3 -89.3 2 26.0 -63.7 208 5 486.1 486.1 314.0 486.2 0.00 44 50 20720 -60.1 -89.1 1 29.0 -60.7 205 2 501.9 501.9 315.1 501.9 0.00 45 49 20846 -59.5 -88.5 1 29.0 -60.1 200 2 506.2 506.2 315.4 506.2 0.00 46 47 21106 -61.1 -89.1 1 28.0 -61.6 190 3 508.4 508.4 315.5 508.4 0.00 47 39 22276 -57.1 -88.1 1 31.0 -58.1 147 6 546.4 546.4 317.9 546.4 0.00 48 35 22958 -58.7 -88.7 1 30.0 -59.6 121 8 559.4 559.4 318.6 559.4 0.00 49 30 23930 -57.1 -88.1 1 31.0 -58.4 85 11 589.0 589.0 320.1 589.0 0.01 50 20 26500 -54.1 -87.1 1 33.0 -56.5 105 18 670.6 670.6 323.4 670.6 0.01 51 16 27934 -53.3 -86.3 1 33.0 -56.3 717.4 717.4 325.0 717.5 0.01 TRP 97 16739 -73.1 -87.1 10 14.0 -73.2 245 26 389.9 389.9 303.8 389.9 0.00 WND 240 11110 -48.9 -61.2 23 12.3 -49.3 240 59 337.3 337.3 293.7 337.5 0.04 Sounding variables and indices 1000-500 mb thick: 5726.00 m Freezing level: 601.25 mb = 4416.62 m = 14490.05 ft Wetbulb zero: 650.30 mb = 3772.38 m = 12376.42 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 53.50 % Est. max temperature: 33.72 C = 92.70 F Sfc-Lift cond lev (LCL): 900.68 mb = 1027.39 m = 3370.68 ft T: 16.09 C 700-500 lapse rate: 7.76 C/km ThetaE index: 10.93 C Layer 727.0- 700.0 mb Conv cond level (CCL): 665.95 mb = 3579.46 m = 11743.49 ft Mean mixing ratio: 9.82 g/kg Conv temperature: 43.26 C = 109.87 F Cap Strength: 9.71 C Lifted Index: 3.91 C Risk: None Lifted Index @300 mb: 8.89 C Lifted Index @700 mb: 8.29 C Showalter Index: -1.42 C Risk: Thunderstorms probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.70 C Cross Totals Index: 20.70 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 227.80 Risk: None Energy Index: -1.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.20 J/kg Max Up Vert Vel: 2.90 m/s Conv Inhibition (B-): 43708.61 J/kg Cap Strength: 9.64 C Lift Cond Lev (LCL): 897.92 mb = 1053.50 m = 3456.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 15 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 1013 22 150 5 -2.5 4.3 | 128 19 -15.1 11.8 1 1000 134 150 7 -3.5 6.1 | 130 21 -16.1 13.5 2 925 801 160 7 -2.4 6.6 | 133 21 -15.0 14.0 3 913 914 190 2 0.3 2.0 | 128 15 -12.2 9.4 4 881 1219 270 14 14.0 -0.0 | 191 8 1.4 7.5 5 850 1524 290 21 19.7 -7.2 | 268 7 7.2 0.3 6 850 1526 285 20 19.3 -5.2 | 251 7 6.8 2.3 7 791 2134 270 20 20.0 -0.0 | 225 11 7.4 7.5 8 736 2743 285 20 19.3 -5.2 | 251 7 6.8 2.3 9 710 3048 265 21 20.9 1.8 | 222 13 8.4 9.3 10 700 3167 270 21 21.0 -0.0 | 229 11 8.4 7.5 11 684 3353 265 19 18.9 1.7 | 215 11 6.4 9.1 12 610 4267 295 23 20.8 -9.7 | 285 9 8.3 -2.3 13 587 4572 295 23 20.8 -9.7 | 285 9 8.3 -2.3 14 524 5486 250 30 28.2 10.3 | 221 24 15.6 17.7 15 500 5860 255 27 26.1 7.0 | 223 20 13.5 14.5 16 447 6706 285 24 23.2 -6.2 | 263 11 10.6 1.3 17 400 7540 275 30 29.9 -2.6 | 254 18 17.3 4.9 18 363 8230 280 26 25.6 -4.5 | 257 13 13.0 3.0 19 300 9600 255 47 45.4 12.2 | 239 38 32.8 19.6 20 280 10058 250 51 47.9 17.4 | 235 43 35.4 24.9 21 250 10840 245 55 49.8 23.2 | 231 48 37.3 30.7 22 240 11110 240 59 51.1 29.5 | 226 53 38.5 37.0 23 234 11278 240 59 51.1 29.5 | 226 53 38.5 37.0 24 213 11887 265 44 43.8 3.8 | 250 33 31.3 11.3 25 203 12192 250 45 42.3 15.4 | 232 37 29.7 22.9 26 200 12300 265 44 43.8 3.8 | 250 33 31.3 11.3 27 194 12497 270 44 44.0 -0.0 | 257 32 31.4 7.5 28 168 13411 275 49 48.8 -4.3 | 265 36 36.3 3.2 29 160 13716 265 52 51.8 4.5 | 253 41 39.2 12.0 30 150 14110 260 47 46.3 8.2 | 245 37 33.7 15.6 31 145 14326 255 48 46.4 12.4 | 240 39 33.8 19.9 32 131 14935 275 45 44.8 -3.9 | 264 32 32.3 3.5 33 100 16560 240 23 19.9 11.5 | 201 20 7.4 19.0 34 97 16739 245 26 23.6 11.0 | 211 21 11.0 18.5 35 97 16764 240 23 19.9 11.5 | 201 20 7.4 19.0 36 70 18660 220 21 13.5 16.1 | 182 24 0.9 23.6 37 50 20720 205 2 0.8 1.8 | 128 15 -11.7 9.3 38 30 23930 85 11 -11.0 -1.0 | 105 24 -23.5 6.5 39 20 26500 105 18 -17.4 4.7 | 112 32 -29.9 12.1 Wind Parameters Mean winds (0-6000m): 270.7 at 19.5 knts Storm direction: 300.7 at 14.6 knts Shear (0-3000m) pos: 4.4 neg: 1.9 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 95.7 deg Storm rel helicity (0-3000m) pos: 79.4 neg: -30.0 tot: 49.4 m^2/s^2 ave: 16.5 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 72.90 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 ------------------------------------------------------------------------------- 500 152 7 131 21| 2.1 0.0 2.1| 7.4 0.0 7.4 14.8 0.53| 2.7 1.4 1000 159 6 132 20| 3.3 0.0 3.3| 27.6 -6.4 21.2 21.2 0.38| 6.5 2.5 1500 227 9 157 15| 8.6 0.0 8.6| 70.8 -6.4 64.3 42.9 0.68| 11.6 7.9 2000 259 12 174 10| 6.4 1.6 8.0| 70.8 -17.6 53.1 26.6 0.44| 10.3 4.6 2500 265 13 186 9| 5.3 1.3 6.6| 76.6 -19.3 57.3 22.9 0.44| 9.1 4.0 3000 269 15 195 8| 4.4 1.9 6.3| 79.4 -30.0 49.4 16.5 0.32| 9.0 2.9 4000 271 16 206 8| 4.0 1.4 5.3| 99.4 -35.2 64.3 16.1 0.36| 8.1 2.9 5000 276 18 222 7| 3.4 2.1 5.5|106.9 -58.8 48.1 9.6 0.24| 7.9 1.9 6000 271 19 224 10| 3.1 2.7 5.8|120.0-100.2 19.8 3.3 0.14| 8.1 1.1 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251020.23.gif