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 MMVA... Searching the city database file for: MMVA ... Date:1200Z 18 JAN 26 Station: MMVA WMO ident: 76743 Latitude: 17.98 Longitude: -92.94 Elevation: 10.00 ------------------------------------------------------------------------------- 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 1018 10 21.0 18.0 83 3.0 19.0 310 10 292.7 294.9 291.5 329.1 12.86 1 1000 168 21.4 19.5 89 1.9 20.1 315 10 294.5 297.1 293.3 335.8 14.41 2 925 840 17.4 15.8 90 1.6 16.4 350 18 297.1 299.3 292.4 332.7 12.29 3 850 1557 12.6 11.3 92 1.3 11.8 325 8 299.3 301.2 291.3 328.5 9.94 4 700 3166 7.6 -3.4 46 11.0 2.2 25 14 310.9 311.7 290.0 324.3 4.25 5 500 5850 -8.9 -17.9 48 9.0 -11.9 245 12 322.2 322.6 291.3 328.6 1.87 6 400 7540 -20.7 -34.7 27 14.0 -23.2 235 23 328.1 328.2 291.7 329.9 0.50 7 300 9620 -33.9 -56.9 8 23.0 -35.4 230 39 337.6 337.6 293.8 337.8 0.06 8 250 10860 -44.7 -52.7 40 8.0 -45.1 230 49 339.6 339.6 294.3 340.1 0.12 9 200 12320 -54.5 -74.5 7 20.0 -54.8 230 35 346.5 346.5 295.8 346.5 0.01 10 150 14120 -61.9 -84.9 3 23.0 -62.0 195 43 363.4 363.4 299.4 363.4 0.00 11 100 16550 -75.7 -93.7 4 18.0 -75.7 245 6 381.5 381.5 302.5 381.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5682.00 m Freezing level: 607.88 mb = 4402.27 m = 14442.96 ft Wetbulb zero: 669.37 mb = 3522.96 m = 11558.13 ft Precipitable water: 1.55 inches Sfc-500 mean rel hum: 63.72 % Est. max temperature: 27.17 C = 80.91 F Sfc-Lift cond lev (LCL): 974.16 mb = 393.62 m = 1291.40 ft T: 20.06 C 700-500 lapse rate: 6.15 C/km ThetaE index: 11.52 C Layer 925.0- 500.0 mb Conv cond level (CCL): 916.94 mb = 914.18 m = 2999.24 ft Mean mixing ratio: 13.32 g/kg Conv temperature: 25.71 C = 78.28 F Cap Strength: 1.96 C Lifted Index: 0.57 C Risk: Showers probable Lifted Index @300 mb: 3.93 C Lifted Index @700 mb: 1.96 C Showalter Index: 3.09 C Risk: None Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 20.20 C K Index: 21.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 163.60 Risk: None Energy Index: 0.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.21 J/kg Max Up Vert Vel: 6.81 m/s Conv Inhibition (B-): 8.17 J/kg Cap Strength: 1.89 C Lift Cond Lev (LCL): 941.54 mb = 687.23 m = 2254.66 ft Lev Free Conv (LFC): 886.54 mb = 1200.10 m = 3937.28 ft Equ Level (EL): 796.54 mb = 2095.32 m = 6874.32 ft B at Equ Level: 23.08 J/kg Max Parcel Lev (MPL): 716.54 mb = 2972.46 m = 9752.04 ft Wind level data Storm motion: 344 at 10 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 1018 10 310 10 7.7 -6.4 | 242 6 5.1 2.7 1 1000 168 315 10 7.1 -7.1 | 245 5 4.5 2.1 2 984 305 340 14 4.8 -13.2 | 331 5 2.2 -4.0 3 950 610 355 18 1.6 -17.9 | 7 9 -1.0 -8.8 4 925 840 350 18 3.1 -17.7 | 356 9 0.5 -8.6 5 917 914 335 14 5.9 -12.7 | 317 5 3.3 -3.5 6 885 1219 320 12 7.7 -9.2 | 270 5 5.1 -0.0 7 853 1524 345 12 3.1 -11.6 | 348 2 0.5 -2.4 8 850 1557 325 8 4.6 -6.6 | 218 3 2.0 2.6 9 823 1829 330 14 7.0 -12.1 | 304 5 4.4 -3.0 10 793 2134 350 10 1.7 -9.8 | 51 1 -0.9 -0.7 11 764 2438 335 14 5.9 -12.7 | 317 5 3.3 -3.5 12 710 3048 20 14 -4.8 -13.2 | 62 8 -7.4 -4.0 13 700 3166 25 14 -5.9 -12.7 | 67 9 -8.5 -3.5 14 684 3353 360 4 -0.0 -4.0 | 153 6 -2.6 5.2 15 658 3658 280 8 7.9 -1.4 | 214 9 5.3 7.8 16 633 3962 300 14 12.1 -7.0 | 257 10 9.5 2.2 17 610 4267 310 16 12.3 -10.3 | 277 10 9.7 -1.1 18 587 4572 265 12 12.0 1.0 | 223 14 9.4 10.2 19 565 4877 260 14 13.8 2.4 | 224 16 11.2 11.6 20 544 5182 265 12 12.0 1.0 | 223 14 9.4 10.2 21 523 5486 245 14 12.7 5.9 | 214 18 10.1 15.1 22 500 5850 245 12 10.9 5.1 | 210 16 8.3 14.2 23 484 6096 245 14 12.7 5.9 | 214 18 10.1 15.1 24 465 6401 230 14 10.7 9.0 | 204 20 8.1 18.2 25 447 6706 245 16 14.5 6.8 | 217 20 11.9 15.9 26 400 7540 235 23 18.8 13.2 | 216 28 16.3 22.3 27 364 8230 225 25 17.7 17.7 | 209 31 15.1 26.8 28 349 8534 240 23 19.9 11.5 | 220 27 17.3 20.7 29 300 9620 230 39 29.9 25.1 | 219 44 27.3 34.2 30 281 10058 225 47 33.2 33.2 | 216 52 30.6 42.4 31 250 10860 230 49 37.5 31.5 | 221 54 34.9 40.6 32 224 11582 235 51 41.8 29.3 | 226 55 39.2 38.4 33 200 12320 230 35 26.8 22.5 | 217 40 24.2 31.6 34 185 12802 225 31 21.9 21.9 | 212 37 19.3 31.1 35 160 13716 200 47 16.1 44.2 | 194 55 13.5 53.3 36 152 14021 210 43 21.5 37.2 | 202 50 18.9 46.4 37 150 14120 195 43 11.1 41.5 | 190 51 8.5 50.7 38 145 14326 195 43 11.1 41.5 | 190 51 8.5 50.7 39 118 15545 205 53 22.4 48.0 | 199 61 19.8 57.2 40 102 16459 215 16 9.2 13.1 | 196 23 6.6 22.3 41 100 16550 245 6 5.4 2.5 | 194 12 2.8 11.7 42 96 16764 290 8 7.5 -2.7 | 218 8 4.9 6.4 43 86 17374 270 8 8.0 -0.0 | 211 11 5.4 9.2 44 77 17983 100 2 -2.0 0.3 | 154 11 -4.6 9.5 45 73 18288 160 4 -1.4 3.8 | 163 14 -4.0 12.9 46 69 18593 90 4 -4.0 0.0 | 144 11 -6.6 9.2 47 65 18898 70 6 -5.6 -2.1 | 131 11 -8.2 7.1 48 61 19202 75 14 -13.5 -3.6 | 109 17 -16.1 5.5 49 58 19507 115 12 -10.9 5.1 | 137 20 -13.5 14.2 50 55 19812 120 16 -13.9 8.0 | 136 24 -16.4 17.2 51 52 20117 165 21 -5.4 20.3 | 165 31 -8.0 29.4 52 46 20726 65 14 -12.7 -5.9 | 102 16 -15.3 3.2 53 44 21031 105 29 -28.0 7.5 | 119 35 -30.6 16.7 54 37 21946 65 18 -16.3 -7.6 | 95 19 -18.9 1.5 55 35 22250 80 19 -18.7 -3.3 | 105 22 -21.3 5.9 56 33 22555 65 18 -16.3 -7.6 | 95 19 -18.9 1.5 57 31 22860 60 21 -18.2 -10.5 | 86 21 -20.8 -1.3 58 28 23470 60 33 -28.6 -16.5 | 77 32 -31.2 -7.3 59 26 23774 75 31 -29.9 -8.0 | 92 33 -32.5 1.1 60 24 24384 70 23 -21.6 -7.9 | 93 24 -24.2 1.3 61 22 24689 80 14 -13.8 -2.4 | 112 18 -16.4 6.7 62 19 25603 30 16 -8.0 -13.9 | 66 12 -10.6 -4.7 63 17 26213 35 14 -8.0 -11.5 | 78 11 -10.6 -2.3 64 14 27127 360 2 -0.0 -2.0 | 160 8 -2.6 7.2 65 13 27432 15 6 -1.6 -5.8 | 129 5 -4.1 3.4 66 13 27737 195 2 0.5 1.9 | 169 11 -2.1 11.1 67 12 28042 290 4 3.8 -1.4 | 189 8 1.2 7.8 68 11 28346 350 8 1.4 -7.9 | 137 2 -1.2 1.3 69 11 28651 0 0 -0.0 -0.0 | 164 10 -2.6 9.2 Wind Parameters Mean winds (0-6000m): 314.2 at 12.7 knts Storm direction: 344.2 at 9.5 knts Shear (0-3000m) pos: 3.4 neg: 1.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 176.1 deg Storm rel helicity (0-3000m) pos: 36.1 neg: -18.7 tot: 17.4 m^2/s^2 ave: 5.8 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.75 Bulk Shear: 2.38 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 ------------------------------------------------------------------------------- 500 333 13 306 4| 11.4 0.0 11.4| 11.3 0.0 11.3 22.5 0.85| 11.8 10.0 1000 342 15 338 5| 5.7 3.1 8.9| 13.9 -12.1 1.8 1.8 0.16| 11.4 1.8 1500 338 14 326 5| 4.4 2.1 6.5| 17.4 -15.3 2.1 1.4 0.17| 10.2 1.8 2000 337 13 319 4| 3.3 1.7 5.0| 22.7 -17.2 5.5 2.7 0.14| 11.0 1.5 2500 338 13 321 4| 2.6 1.2 3.9| 24.4 -18.7 5.7 2.3 0.12| 10.3 1.3 3000 341 13 334 4| 3.4 1.0 4.4| 36.1 -18.7 17.4 5.8 0.24| 10.1 2.4 4000 339 12 323 3| 2.5 3.0 5.5| 74.9 -18.7 56.2 14.1 0.43| 11.1 4.7 5000 327 13 289 5| 2.0 3.0 5.0| 81.6 -50.8 30.8 6.2 0.28| 10.5 3.0 6000 314 13 267 7| 1.7 2.6 4.3| 84.2 -66.7 17.5 2.9 0.23| 9.4 2.2 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20260118.12.gif