UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121223.upa.cvt Date: 2300Z 12 DEC 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 12 DEC 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 1010 20 22.4 16.4 69 6.0 18.4 190 2 294.7 296.8 291.2 328.2 11.69 1 1005 63 20.6 14.6 68 6.0 16.8 225 2 293.3 295.2 289.7 323.1 10.45 2 1000 106 20.4 15.4 73 5.0 17.1 260 3 293.5 295.5 290.3 325.1 11.06 3 938 655 15.0 14.0 94 1.0 14.4 274 11 293.5 295.4 290.0 324.2 10.77 4 930 728 14.8 12.9 88 1.9 13.6 271 11 294.0 295.8 289.6 322.9 10.10 5 925 774 16.0 9.0 63 7.0 11.9 270 12 295.7 297.1 288.2 318.3 7.81 6 908 932 18.0 5.0 42 13.0 10.7 274 13 299.3 300.4 287.8 317.2 6.03 7 850 1494 15.8 1.8 39 14.0 8.3 240 14 302.7 303.6 288.2 318.2 5.13 8 839 1604 15.2 1.2 39 14.0 7.8 234 14 303.2 304.1 288.2 318.3 4.97 9 700 3104 2.4 -2.6 70 5.0 0.0 205 18 305.1 306.0 288.4 319.0 4.51 10 650 3698 -0.9 -8.9 55 8.0 -4.2 196 14 307.9 308.5 287.9 317.4 3.00 11 647 3735 -0.7 -16.7 29 16.0 -6.2 197 14 308.6 308.9 286.6 313.8 1.60 12 638 3847 -1.1 -13.1 40 12.0 -5.6 199 14 309.4 309.8 287.5 316.4 2.18 13 634 3897 -1.3 -21.3 20 20.0 -7.4 201 14 309.7 309.9 286.5 313.4 1.10 14 615 4138 -2.7 -12.7 46 10.0 -6.5 207 15 310.8 311.2 288.2 318.3 2.34 15 603 4294 -2.7 -26.7 14 24.0 -9.1 210 15 312.5 312.7 287.1 315.0 0.71 16 554 4963 -4.9 -46.9 2 42.0 -12.0 214 20 317.6 317.6 288.1 318.0 0.10 17 552 4991 -4.9 -30.9 11 26.0 -11.2 213 20 317.9 318.0 288.7 319.8 0.53 18 544 5106 -6.1 -20.1 32 14.0 -10.5 211 21 317.8 318.1 289.6 322.7 1.42 19 506 5668 -9.7 -33.7 12 24.0 -14.8 214 21 320.1 320.2 289.3 321.7 0.44 20 500 5760 -10.3 -31.3 16 21.0 -15.0 215 21 320.5 320.6 289.5 322.5 0.56 21 446 6630 -17.9 -30.9 31 13.0 -20.5 203 24 321.6 321.7 289.9 323.9 0.65 22 408 7294 -21.3 -41.3 15 20.0 -24.1 229 37 325.5 325.5 290.7 326.4 0.25 23 400 7440 -22.3 -37.3 24 15.0 -24.6 230 41 326.0 326.1 291.0 327.4 0.39 24 392 7587 -23.5 -34.5 36 11.0 -25.4 230 42 326.3 326.4 291.2 328.2 0.52 25 370 8006 -25.7 -40.7 23 15.0 -27.7 230 47 328.8 328.9 291.7 330.0 0.30 26 336 8693 -31.7 -49.7 15 18.0 -33.2 231 52 329.8 329.9 291.8 330.3 0.12 27 300 9480 -38.7 -48.7 34 10.0 -39.4 235 54 330.8 330.9 292.1 331.4 0.15 28 250 10710 -48.9 -57.9 34 9.0 -49.2 235 53 333.4 333.4 292.7 333.6 0.06 29 224 11419 -54.9 -58.7 63 3.8 -55.0 235 61 334.8 334.8 293.1 335.1 0.06 30 209 11856 -58.9 -63.4 56 4.5 -59.0 235 66 335.2 335.2 293.2 335.4 0.04 31 200 12130 -60.9 -65.8 52 4.9 -61.0 235 69 336.3 336.3 293.4 336.4 0.03 32 196 12255 -61.5 -67.0 48 5.5 -61.5 235 73 337.4 337.4 293.7 337.5 0.02 33 193 12351 -61.9 -67.9 45 6.0 -62.0 235 73 338.2 338.2 293.9 338.3 0.02 34 179 12816 -63.1 -73.1 25 10.0 -63.2 245 44 343.6 343.6 295.2 343.6 0.01 35 174 12991 -60.5 -77.5 9 17.0 -60.6 251 39 350.6 350.6 296.8 350.7 0.01 36 158 13589 -63.3 -79.3 10 16.0 -63.4 259 49 355.7 355.7 297.8 355.7 0.00 37 150 13910 -60.7 -82.7 4 22.0 -60.9 240 47 365.5 365.5 299.8 365.5 0.00 38 144 14164 -59.5 -83.5 3 24.0 -59.7 238 43 371.9 371.9 300.9 371.9 0.00 39 100 16410 -64.5 -87.5 3 23.0 -64.7 265 29 403.1 403.1 305.6 403.1 0.00 40 81 17687 -69.7 -88.7 5 19.0 -69.8 275 22 417.5 417.5 307.4 417.5 0.00 41 72 18399 -65.7 -88.7 3 23.0 -65.9 283 16 440.3 440.3 309.9 440.3 0.00 42 70 18570 -66.5 -88.5 3 22.0 -66.7 285 15 442.1 442.1 310.1 442.1 0.00 43 67 18834 -67.3 -89.3 3 22.0 -67.5 264 14 446.0 446.0 310.5 446.0 0.00 44 66 18926 -64.9 -88.9 2 24.0 -65.1 256 14 453.1 453.1 311.1 453.1 0.00 45 62 19305 -66.7 -89.7 3 23.0 -66.9 225 13 457.3 457.3 311.5 457.3 0.00 46 56 19925 -63.7 -89.7 2 26.0 -64.0 176 12 477.6 477.6 313.2 477.6 0.00 47 50 20620 -63.5 -89.5 2 26.0 -63.8 120 10 493.8 493.8 314.5 493.9 0.00 48 30 23790 -59.9 -88.9 1 29.0 -60.8 50 6 581.3 581.3 319.8 581.4 0.00 49 28 24223 -58.1 -88.1 1 30.0 -59.3 597.9 597.9 320.5 598.0 0.01 TRP 179 12816 -63.1 -73.1 25 10.0 -63.2 245 44 343.6 343.6 295.2 343.6 0.01 WND 196 12255 -61.5 -67.0 48 5.5 -61.5 235 73 337.4 337.4 293.7 337.5 0.02 Sounding variables and indices 1000-500 mb thick: 5654.00 m Freezing level: 663.64 mb = 3536.20 m = 11601.58 ft Wetbulb zero: 699.77 mb = 3106.68 m = 10192.41 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 44.09 % Est. max temperature: 29.80 C = 85.65 F Sfc-Lift cond lev (LCL): 924.72 mb = 776.60 m = 2547.85 ft T: 16.03 C 700-500 lapse rate: 4.78 C/km ThetaE index: 7.95 C Layer 938.0- 850.0 mb Conv cond level (CCL): 784.02 mb = 2165.49 m = 7104.55 ft Mean mixing ratio: 10.16 g/kg Conv temperature: 31.71 C = 89.08 F Cap Strength: 5.70 C Lifted Index: 4.27 C Risk: None Lifted Index @300 mb: 5.93 C Lifted Index @700 mb: 0.62 C Showalter Index: 7.08 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 12.10 C K Index: 22.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 70.60 Risk: None Energy Index: 0.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.28 J/kg Max Up Vert Vel: 5.53 m/s Conv Inhibition (B-): 27811.62 J/kg Cap Strength: 5.68 C Lift Cond Lev (LCL): 902.54 mb = 983.32 m = 3226.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 250 at 12 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 20 190 2 0.3 2.0 | 79 11 -10.5 -2.0 1 1000 106 260 3 3.0 0.5 | 67 9 -7.9 -3.4 2 943 610 275 10 10.0 -0.9 | 11 5 -0.9 -4.8 3 925 774 270 12 12.0 -0.0 | 344 4 1.1 -3.9 4 910 914 275 13 13.0 -1.1 | 338 5 2.1 -5.1 5 850 1494 240 14 12.1 7.0 | 202 3 1.3 3.1 6 847 1524 235 14 11.5 8.0 | 188 4 0.6 4.1 7 787 2134 225 14 9.9 9.9 | 171 6 -1.0 6.0 8 759 2438 225 13 9.2 9.2 | 162 6 -1.7 5.3 9 731 2743 205 16 6.8 14.5 | 159 11 -4.1 10.6 10 700 3104 205 18 7.6 16.3 | 165 13 -3.3 12.4 11 678 3353 210 19 9.5 16.5 | 174 13 -1.4 12.5 12 653 3658 195 14 3.6 13.5 | 143 12 -7.2 9.6 13 604 4267 210 15 7.5 13.0 | 160 10 -3.4 9.1 14 581 4572 220 19 12.2 14.6 | 187 11 1.3 10.6 15 538 5182 210 21 10.5 18.2 | 179 14 -0.4 14.3 16 500 5760 215 21 12.0 17.2 | 185 13 1.2 13.3 17 498 5791 215 20 11.5 16.4 | 183 12 0.6 12.5 18 459 6401 195 20 5.2 19.3 | 160 16 -5.7 15.4 19 407 7315 230 37 28.3 23.8 | 221 26 17.5 19.9 20 400 7440 230 41 31.4 26.4 | 222 30 20.5 22.4 21 343 8534 230 52 39.8 33.4 | 224 41 29.0 29.5 22 300 9480 235 54 44.2 31.0 | 231 43 33.4 27.0 23 275 10058 235 50 41.0 28.7 | 231 39 30.1 24.8 24 250 10710 235 53 43.4 30.4 | 231 42 32.6 26.5 25 200 12130 235 69 56.5 39.6 | 232 58 45.7 35.7 26 196 12255 235 73 59.8 41.9 | 232 62 48.9 37.9 27 188 12497 235 73 59.8 41.9 | 232 62 48.9 37.9 28 179 12816 245 44 39.9 18.6 | 243 33 29.0 14.7 29 171 13106 255 36 34.8 9.3 | 257 25 23.9 5.4 30 163 13411 265 46 45.8 4.0 | 270 35 35.0 0.1 31 155 13716 255 52 50.2 13.5 | 256 41 39.4 9.5 32 150 13910 240 47 40.7 23.5 | 237 36 29.8 19.6 33 147 14021 240 49 42.4 24.5 | 237 38 31.6 20.6 34 140 14326 235 36 29.5 20.6 | 228 25 18.6 16.7 35 133 14630 275 19 18.9 -1.7 | 305 10 8.1 -5.6 36 127 14935 295 24 21.8 -10.1 | 322 18 10.9 -14.1 37 115 15545 265 59 58.8 5.1 | 269 48 47.9 1.2 38 110 15850 260 52 51.2 9.0 | 263 41 40.3 5.1 39 100 16410 265 29 28.9 2.5 | 274 18 18.0 -1.4 40 99 16459 270 28 28.0 -0.0 | 283 18 17.1 -3.9 41 94 16764 265 29 28.9 2.5 | 274 18 18.0 -1.4 42 70 18570 285 15 14.5 -3.9 | 335 9 3.6 -7.8 43 50 20620 120 10 -8.7 5.0 | 93 20 -19.5 1.1 44 30 23790 50 6 -4.6 -3.9 | 63 17 -15.5 -7.8 Wind Parameters Mean winds (0-6000m): 220.1 at 15.4 knts Storm direction: 250.1 at 11.6 knts Shear (0-3000m) pos: 1.5 neg: 2.8 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 84.4 deg Storm rel helicity (0-3000m) pos: 2.9 neg: -27.1 tot: -24.2 m^2/s^2 ave: -8.1 10^-3 m/s^2 rel: -0.59 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.75 Bulk Shear: 20.29 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 ------------------------------------------------------------------------------- 500 267 5 57 7| 9.0 0.0 9.0| 0.0 -11.7 -11.7 -23.5 -0.70| 9.1 -6.4 1000 271 8 31 5| 4.5 2.3 6.8| 0.0 -17.6 -17.6 -17.6 -0.74| 7.7 -5.7 1500 263 10 16 3| 3.0 3.0 6.0| 0.0 -22.4 -22.4 -14.9 -0.77| 7.9 -6.1 2000 253 11 20 1| 2.2 2.6 4.8| 0.0 -24.1 -24.1 -12.1 -0.76| 6.5 -4.9 2500 246 12 164 1| 1.8 2.3 4.1| 0.0 -25.8 -25.8 -10.3 -0.72| 5.8 -4.1 3000 237 12 171 3| 1.5 2.8 4.3| 2.9 -27.1 -24.2 -8.1 -0.59| 5.8 -3.4 4000 226 13 167 5| 1.2 2.0 3.2| 13.9 -46.6 -32.6 -8.2 -0.51| 5.6 -2.9 5000 223 14 170 7| 1.4 1.9 3.4| 30.1 -50.5 -20.3 -4.1 -0.33| 5.5 -1.8 6000 220 15 173 8| 1.2 1.6 2.9| 35.1 -61.2 -26.1 -4.3 -0.33| 5.1 -1.6 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251212.23.gif