UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for MMVA... Searching the city database file for: MMVA ... Date:1200Z 31 OCT 25 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 1016 10 22.0 18.2 79 3.8 19.4 255 4 293.8 296.1 292.0 331.0 13.05 1 1000 143 21.0 20.4 96 0.6 20.6 260 2 294.1 296.9 293.7 337.7 15.26 2 925 817 18.6 15.7 83 2.9 16.7 70 8 298.3 300.5 292.7 333.8 12.21 3 850 1535 13.2 13.1 99 0.1 13.1 35 8 300.0 302.0 292.5 332.9 11.22 4 700 3162 8.2 2.2 66 6.0 4.9 275 8 311.6 312.8 292.1 331.5 6.42 5 500 5880 -5.9 -35.9 7 30.0 -12.6 265 19 325.8 325.9 290.9 327.2 0.36 6 400 7600 -14.5 -59.5 1 45.0 -19.7 290 19 336.1 336.1 293.4 336.3 0.03 7 300 9710 -28.7 -62.7 2 34.0 -31.2 280 31 344.9 344.9 295.5 345.1 0.03 8 250 10990 -38.7 -56.7 13 18.0 -39.8 260 41 348.5 348.5 296.4 348.8 0.07 9 200 12480 -52.1 -67.1 15 15.0 -52.4 240 37 350.3 350.3 296.7 350.4 0.02 10 150 14270 -66.7 -76.7 23 10.0 -66.8 240 33 355.2 355.2 297.7 355.2 0.01 11 100 16630 -78.5 -87.5 22 9.0 -78.5 245 21 376.1 376.1 301.6 376.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5737.00 m Freezing level: 583.69 mb = 4742.68 m = 15559.79 ft Wetbulb zero: 644.26 mb = 3832.34 m = 12573.14 ft Precipitable water: 1.64 inches Sfc-500 mean rel hum: 62.69 % Est. max temperature: 27.83 C = 82.10 F Sfc-Lift cond lev (LCL): 960.94 mb = 487.43 m = 1599.15 ft T: 19.77 C 700-500 lapse rate: 5.19 C/km ThetaE index: 10.54 C Layer 925.0- 400.0 mb Conv cond level (CCL): 902.73 mb = 1023.89 m = 3359.19 ft Mean mixing ratio: 13.65 g/kg Conv temperature: 27.02 C = 80.64 F Cap Strength: 1.97 C Lifted Index: 2.81 C Risk: None Lifted Index @300 mb: 8.14 C Lifted Index @700 mb: 1.97 C Showalter Index: 3.98 C Risk: None Total Totals Index: 38.10 C Risk: None Vertical Totals Index: 19.10 C Cross Totals Index: 19.00 C K Index: 26.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 192.20 Risk: None Energy Index: -0.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.97 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 18.01 J/kg Cap Strength: 2.70 C Lift Cond Lev (LCL): 939.31 mb = 684.28 m = 2245.00 ft Lev Free Conv (LFC): 864.31 mb = 1393.24 m = 4570.95 ft Equ Level (EL): 804.31 mb = 1998.00 m = 6555.05 ft B at Equ Level: 22.94 J/kg Max Parcel Lev (MPL): 724.31 mb = 2875.92 m = 9435.33 ft Wind level data Storm motion: 312 at 6 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 1016 10 255 4 3.9 1.0 | 171 5 -0.8 5.3 1 1000 143 260 2 2.0 0.3 | 150 5 -2.7 4.6 2 981 305 95 4 -4.0 0.3 | 118 10 -8.7 4.6 3 947 610 55 4 -3.3 -2.3 | 104 8 -8.0 2.0 4 925 817 70 8 -7.5 -2.7 | 97 12 -12.2 1.5 5 914 914 75 8 -7.7 -2.1 | 100 13 -12.4 2.2 6 851 1524 345 6 1.6 -5.8 | 64 3 -3.1 -1.5 7 850 1535 35 8 -4.6 -6.6 | 76 10 -9.3 -2.3 8 821 1829 10 2 -0.3 -2.0 | 115 6 -5.0 2.3 9 791 2134 20 2 -0.7 -1.9 | 114 6 -5.4 2.4 10 763 2438 295 2 1.8 -0.8 | 140 4 -2.9 3.4 11 736 2743 350 6 1.0 -5.9 | 66 4 -3.6 -1.6 12 710 3048 260 8 7.9 1.4 | 209 7 3.2 5.7 13 700 3162 275 8 8.0 -0.7 | 222 5 3.3 3.6 14 634 3962 275 10 10.0 -0.9 | 237 6 5.3 3.4 15 610 4267 290 10 9.4 -3.4 | 260 5 4.7 0.9 16 588 4572 275 12 12.0 -1.0 | 246 8 7.3 3.2 17 545 5182 255 14 13.5 3.6 | 228 12 8.8 7.9 18 525 5486 270 14 14.0 -0.0 | 245 10 9.3 4.3 19 500 5880 265 19 18.9 1.7 | 247 15 14.2 5.9 20 467 6401 260 23 22.7 4.0 | 245 20 18.0 8.3 21 449 6706 285 18 17.4 -4.7 | 272 13 12.7 -0.4 22 432 7010 295 18 16.3 -7.6 | 286 12 11.6 -3.3 23 415 7315 275 16 15.9 -1.4 | 256 12 11.3 2.9 24 400 7600 290 19 17.9 -6.5 | 280 13 13.2 -2.2 25 367 8230 305 23 18.8 -13.2 | 302 17 14.2 -8.9 26 338 8839 285 25 24.1 -6.5 | 276 20 19.5 -2.2 27 311 9449 290 31 29.1 -10.6 | 285 25 24.4 -6.3 28 300 9710 280 31 30.5 -5.4 | 272 26 25.8 -1.1 29 250 10990 260 41 40.4 7.1 | 252 37 35.7 11.4 30 229 11582 250 43 40.4 14.7 | 242 40 35.7 19.0 31 200 12480 240 37 32.0 18.5 | 230 36 27.4 22.8 32 181 13106 245 43 39.0 18.2 | 237 41 34.3 22.5 33 156 14021 250 35 32.9 12.0 | 240 33 28.2 16.3 34 150 14270 240 33 28.6 16.5 | 229 32 23.9 20.8 35 134 14935 220 31 19.9 23.7 | 209 32 15.2 28.0 36 109 16154 200 31 10.6 29.1 | 190 34 5.9 33.4 37 100 16630 245 21 19.0 8.9 | 227 19 14.3 13.2 38 98 16764 245 21 19.0 8.9 | 227 19 14.3 13.2 39 92 17069 265 19 18.9 1.7 | 247 15 14.2 5.9 40 87 17374 235 12 9.8 6.9 | 205 12 5.1 11.2 41 83 17678 325 8 4.6 -6.6 | 2 2 -0.1 -2.3 42 78 17983 65 8 -7.3 -3.4 | 94 12 -11.9 0.9 43 74 18288 330 4 2.0 -3.5 | 107 3 -2.7 0.8 44 70 18593 55 4 -3.3 -2.3 | 104 8 -8.0 2.0 45 66 18898 55 10 -8.2 -5.7 | 84 13 -12.9 -1.5 46 62 19202 135 14 -9.9 9.9 | 134 20 -14.6 14.2 47 59 19507 105 10 -9.7 2.6 | 116 16 -14.3 6.9 48 56 19812 150 16 -8.0 13.9 | 145 22 -12.7 18.1 49 53 20117 110 8 -7.5 2.7 | 120 14 -12.2 7.0 50 50 20422 150 6 -3.0 5.2 | 141 12 -7.7 9.5 51 47 20726 90 21 -21.0 0.0 | 99 26 -25.7 4.3 52 45 21031 105 16 -15.5 4.1 | 113 22 -20.1 8.4 53 40 21641 90 21 -21.0 0.0 | 99 26 -25.7 4.3 54 38 21946 115 27 -24.5 11.4 | 118 33 -29.2 15.7 55 36 22250 70 18 -16.9 -6.2 | 85 22 -21.6 -1.9 56 34 22555 85 25 -24.9 -2.2 | 94 30 -29.6 2.1 57 30 23165 90 27 -27.0 0.0 | 98 32 -31.7 4.3 58 29 23470 80 27 -26.6 -4.7 | 89 31 -31.3 -0.4 59 27 23774 70 33 -31.0 -11.3 | 79 36 -35.7 -7.0 60 24 24384 100 35 -34.5 6.1 | 105 41 -39.2 10.4 Wind Parameters Mean winds (0-6000m): 282.4 at 8.5 knts Storm direction: 312.4 at 6.3 knts Shear (0-3000m) pos: 1.6 neg: 2.3 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 45.5 deg Storm rel helicity (0-3000m) pos: 12.4 neg: -41.1 tot: -28.6 m^2/s^2 ave: -9.5 10^-3 m/s^2 rel: -0.35 Storm rel vorticity (0-3000m) horiz: 9.6 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.24 Bulk Shear: 18.55 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 94 3 119 9| 8.2 0.0 8.2| 0.0 -18.2 -18.2 -36.3 -0.75| 11.9 -8.9 1000 71 5 106 10| 4.1 1.9 6.0| 1.9 -27.3 -25.3 -25.3 -0.59| 9.9 -5.9 1500 55 6 97 9| 2.7 2.3 5.0| 1.9 -36.8 -34.8 -23.2 -0.55| 9.7 -5.3 2000 47 5 95 9| 2.5 1.7 4.2| 10.2 -36.8 -26.6 -13.3 -0.27| 9.7 -2.6 2500 42 5 97 8| 2.0 1.9 3.8| 12.4 -36.8 -24.4 -9.8 -0.20| 8.5 -1.7 3000 26 5 90 7| 1.6 2.3 4.0| 12.4 -41.1 -28.6 -9.5 -0.35| 9.6 -3.3 4000 326 6 70 2| 0.9 1.8 2.7| 15.8 -41.1 -25.3 -6.3 -0.29| 7.6 -2.2 5000 298 7 235 2| 0.6 1.6 2.2| 18.2 -48.7 -30.5 -6.1 -0.28| 7.0 -1.9 6000 282 8 235 4| 0.4 1.8 2.2| 28.3 -51.0 -22.8 -3.8 -0.21| 6.7 -1.4 Wrote GIF file: /home/apache/climate/data/raob//MMVA/skewt/MMVA.skewt.20251031.12.gif