UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011812.upa.cvt Date: 1200Z 18 JAN 26 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 18 JAN 26 Station: VH004 WMO ident: 45004 Latitude: 22.32 Longitude: 114.17 ------------------------------------------------------------------------------- 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 1005 70 18.8 13.9 73 4.9 15.7 120 1 291.5 293.3 288.7 319.8 9.97 1 1000 113 18.8 13.8 73 5.0 15.7 85 1 292.0 293.7 288.8 320.2 9.96 2 955 506 15.2 12.2 82 3.0 13.4 80 9 292.2 293.8 288.3 318.9 9.38 3 950 551 17.0 4.0 42 13.0 10.0 76 10 294.4 295.4 285.4 310.1 5.36 4 945 596 18.2 3.2 37 15.0 10.2 71 11 296.1 297.0 285.7 311.1 5.09 5 925 779 17.0 4.0 42 13.0 9.9 55 9 296.7 297.7 286.4 312.9 5.51 6 918 844 17.0 3.0 39 14.0 9.5 57 8 297.3 298.3 286.2 312.6 5.17 7 853 1465 12.6 2.6 50 10.0 7.3 27 3 299.0 300.0 287.1 315.1 5.41 8 850 1495 12.4 3.4 54 9.0 7.5 25 3 299.1 300.2 287.5 316.2 5.75 9 825 1744 10.0 5.0 71 5.0 7.2 7 1 299.2 300.4 288.3 318.8 6.64 10 809 1907 9.0 6.8 86 2.2 7.8 1 1 299.8 301.2 289.5 322.4 7.68 11 799 2010 9.2 2.2 62 7.0 5.5 3 2 301.1 302.1 288.1 317.9 5.62 12 761 2413 7.0 4.1 82 2.9 5.4 327 4 302.9 304.2 289.7 323.2 6.76 13 735 2698 5.4 -3.6 52 9.0 1.1 286 4 304.2 304.9 287.6 316.4 3.99 14 700 3095 1.8 -5.2 60 7.0 -1.3 230 5 304.5 305.2 287.4 315.9 3.71 15 695 3153 1.2 -4.8 64 6.0 -1.5 240 5 304.4 305.2 287.5 316.3 3.85 16 688 3234 0.6 -8.4 51 9.0 -3.1 253 5 304.7 305.2 286.7 313.8 2.95 17 675 3387 1.8 -24.2 12 26.0 -5.8 279 5 307.7 307.8 285.4 310.3 0.80 18 621 4054 -1.5 -31.5 8 30.0 -8.7 298 10 311.3 311.4 286.4 312.9 0.44 19 611 4184 1.8 302 18 316.6 20 572 4713 -0.3 312 29 320.1 21 500 5790 0.8 285 42 334.0 22 493 5904 2.0 283 43 336.8 23 432 6953 -7.1 -53.1 1 46.0 -14.6 277 52 338.2 338.2 294.0 338.5 0.06 24 400 7550 -10.3 -47.3 3 37.0 -16.8 265 54 341.6 341.6 294.8 342.2 0.13 25 387 7804 -11.9 -49.9 3 38.0 -18.0 258 53 342.7 342.8 295.1 343.2 0.10 26 300 9690 -28.9 -53.9 7 25.0 -31.2 265 46 344.6 344.7 295.5 345.0 0.08 27 250 10960 -40.5 -55.5 18 15.0 -41.3 255 52 345.9 345.9 295.8 346.2 0.08 28 233 11436 -45.1 -55.1 32 10.0 -45.6 252 54 345.9 345.9 295.8 346.3 0.09 29 200 12440 -52.5 -66.5 17 14.0 -52.8 230 56 349.6 349.6 296.5 349.7 0.02 30 197 12537 -53.1 -67.1 17 14.0 -53.4 228 57 350.2 350.2 296.7 350.3 0.02 31 188 12837 -54.7 -70.3 13 15.6 -54.9 220 62 352.4 352.4 297.1 352.4 0.02 32 166 13624 -58.9 -78.9 6 20.0 -59.1 240 52 358.1 358.1 298.3 358.1 0.00 33 150 14250 -64.5 -82.5 7 18.0 -64.6 265 40 359.0 359.0 298.5 359.0 0.00 34 116 15762 -78.7 -85.7 31 7.0 -78.7 286 40 360.1 360.1 298.7 360.1 0.00 35 100 16600 -81.1 -88.1 30 7.0 -81.1 305 29 371.0 371.0 300.8 371.0 0.00 36 94 16945 -83.7 -89.7 34 6.0 -83.7 310 29 372.5 372.5 301.0 372.6 0.00 37 83 17640 -80.7 -89.7 21 9.0 -80.7 302 15 392.2 392.2 304.1 392.2 0.00 38 70 18590 -84.3 -91.3 28 7.0 -84.3 230 15 404.0 404.0 305.7 404.0 0.00 39 69 18670 -84.5 -91.5 28 7.0 -84.5 230 15 405.3 405.3 305.9 405.3 0.00 40 63 19178 -80.9 -90.9 17 10.0 -80.9 285 19 423.9 423.9 308.2 423.9 0.00 41 62 19269 -77.1 -89.1 13 12.0 -77.1 282 19 434.3 434.3 309.3 434.3 0.00 42 60 19457 -77.5 -89.5 13 12.0 -77.6 276 19 437.5 437.5 309.6 437.5 0.00 43 56 19860 -70.1 -87.1 7 17.0 -70.2 285 25 463.0 463.0 312.0 463.1 0.00 44 50 20540 -66.9 -88.9 3 22.0 -67.1 225 3 485.8 485.8 313.9 485.8 0.00 45 48 20786 -66.3 -89.3 3 23.0 -66.5 286 7 493.0 493.0 314.4 493.0 0.00 46 43 21453 -65.1 -91.1 2 26.0 -65.4 154 7 511.7 511.7 315.8 511.7 0.00 47 42 21598 -61.7 -89.7 1 28.0 -62.3 116 9 523.6 523.6 316.5 523.6 0.00 48 30 23700 -57.3 -87.3 1 30.0 -58.5 95 21 588.4 588.4 320.0 588.5 0.01 49 26 24603 -56.9 -87.9 1 31.0 -58.4 125 10 614.1 614.2 321.2 614.2 0.01 50 24 25106 -58.5 -87.5 1 29.0 -59.8 123 9 623.7 623.7 321.6 623.8 0.01 51 20 26260 -54.5 -86.5 1 32.0 -56.8 25 11 669.4 669.4 323.4 669.4 0.01 52 16 27698 -51.9 -84.9 1 33.0 -55.4 22 9 721.9 722.0 325.1 722.1 0.02 53 12 29557 -53.3 -85.3 1 32.0 -57.1 105 17 778.9 778.9 326.7 779.1 0.02 54 10 30740 -50.1 -84.1 1 34.0 -55.5 75 7 832.5 832.6 328.0 832.8 0.03 55 9.4 31147 -47.3 -82.3 1 35.0 -54.2 858.0 858.1 328.6 858.5 0.05 56 8.8 31582 -48.3 -83.3 1 35.0 -54.9 870.5 870.5 328.8 870.9 0.04 TRP 94 16945 -83.7 -89.7 34 6.0 -83.7 310 29 372.5 372.5 301.0 372.6 0.00 WND 188 12837 -54.7 -70.3 13 15.6 -54.9 220 62 352.4 352.4 297.1 352.4 0.02 Sounding variables and indices 1000-500 mb thick: 5677.00 m Freezing level: 645.55 mb = 3750.99 m = 12306.24 ft Freezing level: 616.45 mb = 4113.29 m = 13494.88 ft Freezing level: 577.57 mb = 4637.52 m = 15214.77 ft Freezing level: 552.36 mb = 5006.79 m = 16426.27 ft Freezing level: 479.59 mb = 6134.20 m = 20125.08 ft Wetbulb zero: 718.89 mb = 2878.56 m = 9443.98 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 50.79 % Est. max temperature: 26.27 C = 79.28 F Sfc-Lift cond lev (LCL): 934.57 mb = 690.98 m = 2266.97 ft T: 17.58 C 700-500 lapse rate: 0.37 C/km ThetaE index: 10.14 C Layer 955.0- 945.0 mb Conv cond level (CCL): 731.58 mb = 2736.22 m = 8977.00 ft Mean mixing ratio: 7.53 g/kg Conv temperature: 31.51 C = 88.71 F Cap Strength: 11.05 C Lifted Index: 19.47 C Risk: None Lifted Index @300 mb: 20.65 C Lifted Index @700 mb: 3.13 C Showalter Index: 19.35 C Risk: None Total Totals Index: 14.20 C Risk: None Vertical Totals Index: 11.60 C Cross Totals Index: 2.60 C K Index: 8.00 Risk: None Sweat Index: 88.80 Risk: None Energy Index: 3.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.97 J/kg Max Up Vert Vel: 8.24 m/s Conv Inhibition (B-): 51264.91 J/kg Cap Strength: 19.00 C Lift Cond Lev (LCL): 843.55 mb = 1558.65 m = 5113.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 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 1005 70 120 1 -0.9 0.5 | 156 13 -5.4 12.0 1 1000 113 85 1 -1.0 -0.1 | 154 13 -5.5 11.4 2 978 305 100 5 -4.9 0.9 | 143 16 -9.4 12.4 3 944 610 70 11 -10.3 -3.8 | 117 17 -14.9 7.7 4 925 779 55 9 -7.4 -5.2 | 118 13 -11.9 6.3 5 910 914 60 7 -6.1 -3.5 | 127 13 -10.6 8.0 6 850 1495 25 3 -1.3 -2.7 | 147 11 -5.8 8.8 7 816 1829 0 0 -0.0 -0.0 | 159 12 -4.5 11.5 8 787 2134 5 3 -0.3 -3.0 | 151 10 -4.8 8.5 9 700 3095 230 5 3.8 3.2 | 177 15 -0.7 14.7 10 653 3658 325 5 2.9 -4.1 | 167 8 -1.6 7.4 11 628 3962 295 5 4.5 -2.1 | 180 9 0.0 9.4 12 605 4267 305 23 18.8 -13.2 | 277 14 14.3 -1.7 13 582 4572 310 23 17.6 -14.8 | 284 14 13.1 -3.3 14 560 4877 315 35 24.7 -24.7 | 303 24 20.2 -13.3 15 519 5486 310 66 50.6 -42.4 | 304 55 46.0 -30.9 16 500 5790 285 42 40.6 -10.9 | 269 36 36.1 0.6 17 481 6096 280 44 43.3 -7.6 | 264 39 38.8 3.9 18 412 7315 275 56 55.8 -4.9 | 263 52 51.3 6.6 19 400 7550 265 54 53.8 4.7 | 252 52 49.3 16.2 20 380 7925 255 52 50.2 13.5 | 241 52 45.7 24.9 21 300 9690 265 46 45.8 4.0 | 249 44 41.3 15.5 22 285 10058 265 46 45.8 4.0 | 249 44 41.3 15.5 23 250 10960 255 52 50.2 13.5 | 241 52 45.7 24.9 24 217 11887 250 56 52.6 19.2 | 238 57 48.1 30.6 25 200 12440 230 56 42.9 36.0 | 219 61 38.4 47.5 26 188 12837 220 62 39.9 47.5 | 211 69 35.3 59.0 27 180 13106 220 62 39.9 47.5 | 211 69 35.3 59.0 28 150 14250 265 40 39.8 3.5 | 247 38 35.3 15.0 29 148 14326 260 36 35.5 6.3 | 240 36 30.9 17.7 30 140 14630 275 36 35.9 -3.1 | 255 32 31.3 8.4 31 108 16154 290 42 39.5 -14.4 | 275 35 35.0 -2.9 32 100 16600 305 29 23.8 -16.6 | 285 20 19.2 -5.1 33 97 16764 305 29 23.8 -16.6 | 285 20 19.2 -5.1 34 94 16945 310 29 22.2 -18.6 | 292 19 17.7 -7.2 35 87 17374 315 31 21.9 -21.9 | 301 20 17.4 -10.4 36 82 17678 300 13 11.3 -6.5 | 233 8 6.7 5.0 37 74 18288 235 13 10.6 7.5 | 198 20 6.1 18.9 38 70 18590 230 15 11.5 9.6 | 198 22 7.0 21.1 39 66 18898 230 15 11.5 9.6 | 198 22 7.0 21.1 40 63 19202 285 19 18.4 -4.9 | 245 15 13.8 6.6 41 60 19507 275 19 18.9 -1.7 | 236 17 14.4 9.8 42 57 19812 285 27 26.1 -7.0 | 258 22 21.6 4.5 43 54 20117 285 17 16.4 -4.4 | 239 14 11.9 7.1 44 50 20540 225 3 2.1 2.1 | 170 14 -2.4 13.6 45 49 20726 290 9 8.5 -3.1 | 205 9 3.9 8.4 46 46 21031 270 1 1.0 -0.0 | 163 12 -3.5 11.5 47 42 21641 110 9 -8.5 3.1 | 138 20 -13.0 14.6 48 40 21946 105 9 -8.7 2.3 | 136 19 -13.2 13.8 49 38 22250 85 13 -13.0 -1.1 | 121 20 -17.5 10.4 50 36 22555 110 17 -16.0 5.8 | 130 27 -20.5 17.3 51 34 22860 115 15 -13.6 6.3 | 135 25 -18.1 17.8 52 33 23165 125 19 -15.6 10.9 | 138 30 -20.1 22.4 53 31 23470 100 21 -20.7 3.6 | 121 29 -25.2 15.1 54 30 23700 95 21 -20.9 1.8 | 118 29 -25.4 13.3 55 30 23774 90 15 -15.0 0.0 | 120 23 -19.5 11.5 56 28 24079 95 19 -18.9 1.7 | 119 27 -23.4 13.1 57 26 24689 130 9 -6.9 5.8 | 147 21 -11.4 17.3 58 24 24994 135 11 -7.8 7.8 | 147 23 -12.3 19.3 59 22 25603 70 1 -0.9 -0.3 | 154 12 -5.5 11.1 60 21 25908 30 9 -4.5 -7.8 | 112 10 -9.0 3.7 61 20 26260 25 11 -4.6 -10.0 | 99 9 -9.2 1.5 62 19 26518 25 9 -3.8 -8.2 | 112 9 -8.3 3.3 63 17 27127 50 15 -11.5 -9.6 | 97 16 -16.0 1.8 64 16 27737 20 9 -3.1 -8.5 | 112 8 -7.6 3.0 65 15 28042 15 9 -2.3 -8.7 | 112 7 -6.8 2.8 66 14 28346 30 13 -6.5 -11.3 | 91 11 -11.0 0.2 67 14 28651 60 15 -13.0 -7.5 | 103 18 -17.5 4.0 68 13 28956 30 15 -7.5 -13.0 | 83 12 -12.0 -1.5 69 13 29261 100 15 -14.8 2.6 | 126 24 -19.3 14.1 70 12 29566 105 17 -16.4 4.4 | 127 26 -20.9 15.9 71 11 29870 40 15 -9.6 -11.5 | 90 14 -14.2 -0.0 72 11 30175 65 19 -17.2 -8.0 | 99 22 -21.7 3.5 73 10 30740 75 7 -6.8 -1.8 | 131 15 -11.3 9.7 Wind Parameters Mean winds (0-6000m): 308.6 at 16.5 knts Storm direction: 338.6 at 12.3 knts Shear (0-3000m) pos: 0.0 neg: 0.9 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 22.0 deg Storm rel helicity (0-3000m) pos: 37.3 neg: -47.5 tot: -10.2 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 0.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.60 Bulk Shear: 56.47 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 86 5 139 15| 0.0 9.8 9.8| 0.0 -37.8 -37.8 -75.6 -0.89| 10.7 -9.6 1000 70 7 130 14| 0.0 2.9 2.9| 10.6 -42.5 -31.9 -31.9 -0.42| 9.0 -3.8 1500 64 6 132 13| 0.0 0.9 0.9| 21.5 -42.5 -21.1 -14.0 -0.16| 7.5 -1.2 2000 61 5 137 13| 0.0 0.8 0.8| 25.8 -45.3 -19.5 -9.8 -0.12| 6.6 -0.8 2500 52 4 137 12| 0.0 1.0 1.0| 33.6 -45.8 -12.2 -4.9 -0.00| 6.2 -0.0 3000 53 4 138 12| 0.0 0.9 0.9| 37.3 -47.5 -10.2 -3.4 0.02| 6.1 0.2 4000 18 5 140 9| 0.8 1.4 2.2| 58.3 -52.4 5.9 1.5 0.15| 6.7 1.0 5000 322 9 196 4| 4.0 1.1 5.1|125.7 -52.4 73.3 14.7 0.30| 9.1 2.7 6000 309 16 262 8| 3.3 2.7 6.0|126.3-419.4-293.1 -48.8 -0.03| 12.5 -0.4 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20260118.12.gif