UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101923.upa.cvt Date: 2300Z 19 OCT 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 19 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 1011 17 26.0 16.0 54 10.0 19.4 225 3 298.2 300.3 292.1 331.3 11.38 1 1000 113 24.0 14.0 54 10.0 17.5 240 3 297.1 299.0 290.7 326.4 10.09 2 974 342 22.2 13.2 57 9.0 16.4 277 11 297.6 299.4 290.6 326.2 9.83 3 960 469 23.6 9.6 41 14.0 15.0 286 16 300.2 301.7 289.8 323.4 7.83 4 925 792 22.6 7.6 38 15.0 13.6 290 20 302.4 303.7 289.9 323.6 7.09 5 915 887 22.6 6.6 36 16.0 13.1 286 20 303.4 304.6 289.8 323.5 6.69 6 850 1523 17.6 6.6 48 11.0 11.1 270 24 304.6 305.9 290.6 326.3 7.21 7 841 1614 17.0 6.0 48 11.0 10.6 279 23 304.9 306.2 290.6 326.0 6.99 8 809 1943 15.6 -0.4 33 16.0 7.2 295 15 306.8 307.7 289.0 321.0 4.59 9 799 2049 16.2 -10.8 15 27.0 4.5 301 13 308.5 308.9 287.2 315.3 2.10 10 796 2081 16.4 -9.6 16 26.0 4.8 302 12 309.1 309.5 287.6 316.5 2.32 11 762 2451 15.0 -8.0 20 23.0 4.4 249 1 311.4 312.0 288.8 320.2 2.74 12 700 3161 9.4 -5.6 34 15.0 2.2 230 16 312.9 313.6 290.1 324.4 3.60 13 662 3620 5.0 -6.0 45 11.0 -0.2 230 15 313.0 313.7 290.2 324.7 3.69 14 590 4553 0.4 -7.6 55 8.0 -3.3 243 28 318.1 318.8 291.7 330.0 3.66 15 580 4690 0.0 -10.0 47 10.0 -4.3 238 30 319.2 319.8 291.5 329.3 3.08 16 500 5860 -9.1 -15.1 62 6.0 -11.3 245 32 321.9 322.4 291.7 329.9 2.37 17 460 6497 -14.7 -17.7 78 3.0 -15.7 241 34 322.7 323.1 291.6 329.7 2.07 18 445 6747 -15.9 -21.9 60 6.0 -17.6 246 33 324.3 324.6 291.6 329.4 1.49 19 428 7039 -18.3 -19.8 88 1.5 -18.7 250 31 324.9 325.2 292.0 331.2 1.86 20 426 7074 -18.5 -22.8 69 4.3 -19.7 251 31 325.0 325.3 291.7 330.0 1.44 21 407 7412 -20.9 -27.9 53 7.0 -22.4 251 29 326.2 326.4 291.6 329.6 0.95 22 402 7503 -21.1 -34.1 30 13.0 -23.4 247 30 327.1 327.2 291.5 329.0 0.53 23 400 7540 -21.3 -32.3 36 11.0 -23.4 245 30 327.3 327.4 291.6 329.6 0.64 24 393 7670 -22.3 -29.3 53 7.0 -23.8 243 28 327.7 327.8 291.9 330.8 0.86 25 384 7840 -23.1 -34.1 36 11.0 -25.0 241 26 328.8 328.9 291.9 330.8 0.56 26 343 8654 -30.3 -37.3 50 7.0 -31.2 232 29 329.8 329.9 292.1 331.5 0.45 27 324 9056 -34.1 -38.6 64 4.5 -34.6 243 32 330.0 330.1 292.2 331.5 0.42 28 321 9121 -34.9 -42.9 44 8.0 -35.7 243 33 329.7 329.8 291.9 330.8 0.27 29 320 9143 -34.9 -45.9 32 11.0 -35.8 243 33 330.0 330.1 291.9 330.8 0.20 30 316 9231 -35.5 -39.5 67 4.0 -36.0 242 34 330.4 330.5 292.2 331.9 0.39 31 308 9408 -36.9 -39.2 79 2.3 -37.1 240 36 330.9 330.9 292.4 332.4 0.41 32 300 9590 -37.9 -41.4 70 3.5 -38.2 235 45 332.0 332.0 292.6 333.2 0.34 33 293 9753 -38.7 -49.7 30 11.0 -39.4 237 50 333.1 333.1 292.7 333.6 0.14 34 277 10139 -41.3 -56.3 18 15.0 -42.0 241 59 334.7 334.7 293.0 335.0 0.07 35 255 10698 -45.7 -52.7 45 7.0 -46.0 248 55 336.2 336.2 293.5 336.7 0.11 36 250 10830 -46.3 -56.3 31 10.0 -46.7 250 54 337.2 337.2 293.7 337.5 0.07 37 247 10910 -45.3 -62.3 13 17.0 -45.9 250 55 339.9 339.9 294.3 340.0 0.04 38 238 11157 -47.1 -57.1 31 10.0 -47.5 249 57 340.8 340.8 294.6 341.1 0.07 39 230 11383 -48.3 -66.3 11 18.0 -48.8 248 59 342.3 342.3 294.9 342.4 0.02 40 209 12006 -52.9 -63.9 25 11.0 -53.2 245 65 344.6 344.6 295.4 344.8 0.03 41 206 12100 -53.0 -66.9 17 14.0 -53.2 245 66 346.0 346.0 295.7 346.1 0.02 42 200 12290 -53.1 -73.1 7 20.0 -53.4 240 61 348.7 348.7 296.4 348.7 0.01 43 198 12355 -53.5 -73.5 7 20.0 -53.8 240 61 349.0 349.0 296.4 349.1 0.01 44 196 12420 -52.7 -74.7 5 22.0 -53.1 239 61 351.3 351.3 296.9 351.4 0.01 45 150 14100 -63.9 -81.9 7 18.0 -64.0 230 49 360.0 360.0 298.7 360.0 0.00 46 103 16356 -73.1 -86.1 12 13.0 -73.2 255 17 383.2 383.2 302.8 383.2 0.00 47 100 16530 -71.5 -86.5 9 15.0 -71.6 255 25 389.6 389.6 303.8 389.6 0.00 48 88 17281 -72.7 -87.7 9 15.0 -72.8 234 19 401.7 401.7 305.5 401.7 0.00 49 76 18146 -70.5 -88.5 5 18.0 -70.6 199 11 423.5 423.5 308.1 423.5 0.00 50 71 18554 -65.5 -88.5 3 23.0 -65.7 183 8 442.5 442.5 310.1 442.5 0.00 51 70 18640 -66.3 -88.3 3 22.0 -66.5 180 7 442.5 442.5 310.1 442.6 0.00 52 65 19087 -68.1 -89.1 3 21.0 -68.2 149 8 448.1 448.1 310.7 448.1 0.00 53 58 19784 -60.7 -87.7 2 27.0 -61.2 102 10 479.6 479.6 313.4 479.7 0.00 54 50 20710 -59.5 -87.5 1 28.0 -60.1 40 13 503.3 503.3 315.2 503.3 0.00 55 48 20964 -59.3 -87.3 1 28.0 -59.9 45 13 509.7 509.7 315.6 509.7 0.00 56 30 23920 -56.1 -86.1 1 30.0 -57.5 105 9 591.7 591.7 320.2 591.8 0.01 TRP 103 16356 -73.1 -86.1 12 13.0 -73.2 255 17 383.2 383.2 302.8 383.2 0.00 WND 206 12100 -53.0 -66.9 17 14.0 -53.2 245 66 346.0 346.0 295.7 346.1 0.02 Sounding variables and indices 1000-500 mb thick: 5747.00 m Freezing level: 580.00 mb = 4690.00 m = 15386.95 ft Wetbulb zero: 664.53 mb = 3589.04 m = 11774.91 ft Precipitable water: 1.09 inches Sfc-500 mean rel hum: 42.74 % Est. max temperature: 32.18 C = 89.92 F Sfc-Lift cond lev (LCL): 873.43 mb = 1288.23 m = 4226.42 ft T: 19.44 C 700-500 lapse rate: 6.85 C/km ThetaE index: 11.04 C Layer 841.0- 796.0 mb Conv cond level (CCL): 666.16 mb = 3568.91 m = 11708.87 ft Mean mixing ratio: 8.54 g/kg Conv temperature: 40.80 C = 105.44 F Cap Strength: 8.89 C Lifted Index: 4.62 C Risk: None Lifted Index @300 mb: 5.62 C Lifted Index @700 mb: 6.98 C Showalter Index: 3.95 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 15.70 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 159.20 Risk: None Energy Index: 0.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.60 J/kg Max Up Vert Vel: 7.69 m/s Conv Inhibition (B-): 29917.86 J/kg Cap Strength: 8.83 C Lift Cond Lev (LCL): 800.01 mb = 2038.00 m = 6686.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 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 1011 17 225 3 2.1 2.1 | 114 13 -12.3 5.4 1 1000 113 240 3 2.6 1.5 | 112 13 -11.8 4.7 2 978 305 275 10 10.0 -0.9 | 118 5 -4.4 2.4 3 945 610 295 21 19.0 -8.9 | 320 7 4.6 -5.6 4 925 792 290 20 18.8 -6.8 | 309 6 4.4 -3.6 5 912 914 285 20 19.3 -5.2 | 291 5 4.9 -1.9 6 850 1523 270 24 24.0 -0.0 | 251 10 9.6 3.2 7 850 1524 275 25 24.9 -2.2 | 264 11 10.5 1.1 8 791 2134 305 11 9.0 -6.3 | 60 6 -5.4 -3.1 9 763 2438 250 1 0.9 0.3 | 105 14 -13.5 3.6 10 736 2743 205 10 4.2 9.1 | 140 16 -10.2 12.3 11 700 3161 230 16 12.3 10.3 | 171 14 -2.1 13.5 12 683 3353 230 16 12.3 10.3 | 171 14 -2.1 13.5 13 658 3658 230 15 11.5 9.6 | 167 13 -2.9 12.9 14 633 3962 250 23 21.6 7.9 | 213 13 7.2 11.1 15 610 4267 265 16 15.9 1.4 | 198 5 1.5 4.6 16 587 4572 240 30 26.0 15.0 | 212 22 11.6 18.2 17 565 4877 235 30 24.6 17.2 | 206 23 10.2 20.5 18 500 5860 245 32 29.0 13.5 | 221 22 14.6 16.8 19 465 6401 240 35 30.3 17.5 | 217 26 15.9 20.7 20 412 7315 255 29 28.0 7.5 | 232 17 13.6 10.8 21 400 7540 245 30 27.2 12.7 | 219 20 12.8 15.9 22 379 7925 240 25 21.7 12.5 | 205 17 7.3 15.7 23 348 8534 225 29 20.5 20.5 | 194 25 6.1 23.8 24 333 8839 245 30 27.2 12.7 | 219 20 12.8 15.9 25 306 9449 240 37 32.0 18.5 | 219 28 17.7 21.7 26 300 9590 235 45 36.9 25.8 | 218 37 22.5 29.1 27 280 10058 240 59 51.1 29.5 | 228 49 36.7 32.7 28 250 10830 250 54 50.7 18.5 | 239 42 36.4 21.7 29 245 10973 250 55 51.7 18.8 | 239 43 37.3 22.1 30 206 12100 245 66 59.8 27.9 | 236 55 45.4 31.1 31 203 12192 245 66 59.8 27.9 | 236 55 45.4 31.1 32 200 12290 240 61 52.8 30.5 | 229 51 38.4 33.7 33 152 14021 230 62 47.5 39.9 | 218 54 33.1 43.1 34 150 14100 230 49 37.5 31.5 | 214 42 23.1 34.7 35 144 14326 230 45 34.5 28.9 | 212 38 20.1 32.2 36 137 14630 255 32 30.9 8.3 | 235 20 16.5 11.5 37 124 15240 250 42 39.5 14.4 | 235 31 25.1 17.6 38 112 15850 200 31 10.6 29.1 | 173 33 -3.8 32.4 39 107 16154 200 19 6.5 17.9 | 159 23 -7.9 21.1 40 103 16356 255 17 16.4 4.4 | 195 8 2.0 7.6 41 101 16459 250 12 11.3 4.1 | 157 8 -3.1 7.4 42 100 16530 255 25 24.1 6.5 | 225 14 9.8 9.7 43 96 16764 255 24 23.2 6.2 | 223 13 8.8 9.5 44 70 18640 180 7 0.0 7.0 | 125 18 -14.4 10.2 45 50 20710 40 13 -8.4 -10.0 | 74 24 -22.7 -6.7 46 30 23920 105 9 -8.7 2.3 | 104 24 -23.1 5.6 Wind Parameters Mean winds (0-6000m): 252.7 at 19.7 knts Storm direction: 282.7 at 14.8 knts Shear (0-3000m) pos: 2.5 neg: 4.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 45.7 deg Storm rel helicity (0-3000m) pos: 84.2 neg: -17.2 tot: 67.0 m^2/s^2 ave: 22.3 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 13.2 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.55 Bulk Shear: 19.10 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 ------------------------------------------------------------------------------- 500 276 9 112 6| 17.1 0.0 17.1| 4.2 -1.7 2.5 5.0 -0.25| 19.7 -5.0 1000 286 15 29 1| 8.5 1.9 10.4| 4.6 -7.7 -3.1 -3.1 -0.30| 14.3 -4.3 1500 281 17 274 2| 5.7 3.2 8.8| 4.6 -16.0 -11.5 -7.6 -0.37| 11.5 -4.3 2000 282 18 278 3| 3.8 2.4 6.2| 23.5 -16.0 7.5 3.8 0.01| 12.6 0.1 2500 283 16 286 1| 3.0 2.9 6.0| 42.0 -17.2 24.8 9.9 0.15| 13.3 2.0 3000 276 15 181 2| 2.5 4.0 6.5| 84.2 -17.2 67.0 22.3 0.27| 13.2 3.6 4000 264 15 188 5| 3.0 3.0 6.0|129.7 -19.9 109.8 27.4 0.36| 11.8 4.3 5000 258 17 199 7| 2.4 3.5 5.9|136.5 -40.1 96.4 19.3 0.27| 12.0 3.2 6000 253 20 206 10| 2.4 2.9 5.3|165.1 -41.7 123.3 20.6 0.29| 10.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251019.23.gif