UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for VO311... Searching the city database file for: VO311 ... Date:1200Z 21 APR 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 1006 4 32.0 27.0 75 5.0 28.1 270 1 304.6 308.9 301.1 373.2 22.84 1 1000 58 32.6 27.6 75 5.0 28.7 285 7 305.8 310.2 301.9 377.8 23.83 2 993 121 31.0 26.1 75 4.9 27.3 288 8 304.8 308.8 300.7 370.5 21.91 3 983 212 31.0 18.0 46 13.0 21.9 291 8 305.6 308.1 295.6 345.6 13.32 4 977 267 29.4 17.4 48 12.0 21.1 293 9 304.6 307.0 295.0 343.0 12.90 5 950 516 26.6 18.6 62 8.0 21.0 274 9 304.2 306.8 295.9 346.9 14.34 6 925 752 25.6 16.6 58 9.0 19.4 245 9 305.5 307.9 295.3 344.3 12.95 7 923 771 25.6 15.6 54 10.0 18.8 243 9 305.7 307.9 294.8 342.1 12.16 8 905 944 25.2 15.2 54 10.0 18.4 213 6 307.0 309.3 295.1 343.4 12.09 9 877 1219 23.8 11.8 47 12.0 16.0 100 3 308.3 310.2 294.0 338.6 9.96 10 850 1492 22.2 6.2 35 16.0 12.6 70 7 309.4 310.7 292.0 330.9 7.01 11 848 1512 22.4 6.4 35 16.0 12.7 70 7 309.8 311.2 292.2 331.7 7.12 12 825 1751 21.6 4.6 33 17.0 11.6 70 9 311.4 312.6 292.1 331.5 6.45 13 778 2255 18.8 -7.2 16 26.0 6.2 77 15 313.7 314.2 289.6 322.9 2.86 14 749 2580 16.8 78 16 314.9 15 730 2798 15.6 77 18 315.9 16 700 3152 13.4 90 24 317.3 17 630 4026 7.0 -15.0 19 22.0 -1.9 70 28 319.7 320.1 290.6 326.1 1.89 18 600 4425 4.4 -10.6 33 15.0 -2.2 70 23 321.2 321.8 291.9 330.7 2.84 19 589 4575 3.2 -6.8 48 10.0 -1.6 70 20 321.5 322.3 292.9 334.3 3.90 20 550 5125 -1.3 -8.3 59 7.0 -4.5 70 15 322.5 323.3 293.0 334.8 3.72 21 535 5345 -2.1 -13.1 43 11.0 -6.6 70 14 324.1 324.7 292.5 332.9 2.61 22 530 5419 -2.3 -18.3 28 16.0 -8.1 70 13 324.8 325.1 291.9 330.7 1.71 23 522 5540 -2.7 -27.7 13 25.0 -9.8 70 13 325.7 325.9 291.3 328.4 0.75 24 504 5817 -4.1 70 13 327.3 25 500 5880 -4.1 70 13 328.0 26 497 5927 -4.1 70 13 328.6 27 490 6039 -4.1 70 13 329.9 28 484 6136 -4.1 70 13 331.1 29 465 6451 -6.3 -54.3 1 48.0 -13.7 72 14 332.2 332.2 292.4 332.4 0.05 30 455 6620 -7.1 -55.1 1 48.0 -14.4 73 15 333.3 333.3 292.6 333.4 0.05 31 433 7004 -9.9 -56.9 1 47.0 -16.4 76 17 334.5 334.5 293.0 334.6 0.04 32 408 7460 -13.5 -59.5 1 46.0 -19.0 79 18 335.5 335.5 293.2 335.7 0.03 33 400 7610 -14.1 -59.1 1 45.0 -19.5 80 19 336.7 336.7 293.5 336.8 0.03 34 399 7629 -14.1 -59.1 1 45.0 -19.5 85 20 336.9 336.9 293.6 337.0 0.03 35 385 7898 -16.1 -61.1 1 45.0 -21.0 86 19 337.7 337.7 293.8 337.8 0.03 36 376 8075 -16.9 -60.9 1 44.0 -21.7 86 19 339.0 339.0 294.1 339.1 0.03 37 370 8196 -17.3 -61.3 1 44.0 -22.0 87 18 340.0 340.0 294.3 340.1 0.03 38 362 8359 -17.9 -61.9 1 44.0 -22.5 87 18 341.3 341.3 294.7 341.4 0.03 39 347 8673 -20.3 -63.3 1 43.0 -24.4 88 17 342.2 342.2 294.9 342.3 0.02 40 329 9064 -23.5 -65.5 1 42.0 -26.9 90 15 343.1 343.1 295.1 343.2 0.02 41 321 9243 -24.5 -66.5 1 42.0 -27.7 96 15 344.1 344.1 295.3 344.2 0.02 42 307 9565 -27.3 -49.3 11 22.0 -29.7 118 14 344.6 344.7 295.6 345.2 0.14 43 300 9730 -28.5 -60.5 3 32.0 -31.0 130 14 345.2 345.2 295.6 345.4 0.04 44 288 10021 -31.1 -70.1 1 39.0 -33.2 121 12 345.6 345.6 295.7 345.6 0.01 45 270 10476 -34.3 -72.3 1 38.0 -36.0 106 10 347.3 347.3 296.0 347.4 0.01 46 251 10983 -38.1 -75.1 1 37.0 -39.4 100 9 349.0 349.0 296.4 349.0 0.01 47 250 11010 -38.1 -75.1 1 37.0 -39.4 100 9 349.4 349.4 296.5 349.4 0.01 48 249 11037 -38.9 -75.9 1 37.0 -40.1 100 9 348.6 348.6 296.3 348.7 0.01 49 247 11093 -37.3 -74.3 1 37.0 -38.7 100 9 351.8 351.8 297.0 351.9 0.01 50 221 11844 -44.9 -79.9 1 35.0 -45.7 97 12 351.5 351.5 297.0 351.5 0.00 51 205 12339 -49.1 -83.1 1 34.0 -49.6 102 14 352.5 352.5 297.2 352.5 0.00 52 200 12500 -50.1 -83.1 1 33.0 -50.6 110 16 353.4 353.4 297.4 353.4 0.00 53 187 12935 -53.5 -85.5 1 32.0 -53.8 112 17 354.8 354.8 297.7 354.8 0.00 54 150 14320 -63.5 -92.5 1 29.0 -63.6 115 23 360.7 360.7 298.8 360.7 0.00 55 141 14696 -67.5 -95.5 1 28.0 -67.6 117 26 360.1 360.1 298.7 360.1 0.00 56 122 15557 -72.1 -99.1 1 27.0 -72.2 113 30 366.9 366.9 300.0 366.9 0.00 57 100 16710 -77.7 -102.7 1 25.0 -77.7 85 28 377.6 377.6 301.9 377.6 0.00 58 90 17269 -80.7 -104.7 1 24.0 -80.7 85 27 383.2 383.2 302.8 383.2 0.00 59 77 18148 -58.3 -89.3 1 31.0 -58.7 85 12 447.3 447.3 310.6 447.3 0.00 60 52 20527 -56.9 -87.9 1 31.0 -57.7 330 14 503.7 503.7 315.2 503.7 0.00 61 41 21968 -62.9 -91.9 1 29.0 -63.4 15 12 524.2 524.2 316.6 524.2 0.00 62 41 21968 -61.9 -91.9 1 30.0 -62.4 15 12 526.7 526.7 316.7 526.7 0.00 63 41 21968 -62.9 -91.9 1 29.0 -63.4 15 12 524.2 524.2 316.6 524.2 0.00 64 40 22115 -63.5 -92.5 1 29.0 -64.0 23 12 526.4 526.4 316.7 526.4 0.00 65 30 23860 -59.3 -89.3 1 30.0 -60.3 110 6 583.0 583.0 319.8 583.0 0.00 66 28 24293 -58.1 -89.1 1 31.0 -59.3 597.9 597.9 320.5 598.0 0.00 67 27 24526 -52.3 -85.3 1 33.0 -54.6 620.5 620.5 321.5 620.5 0.01 68 24 25283 -55.1 -87.1 1 32.0 -57.0 633.6 633.6 322.0 633.7 0.01 TRP 90 17269 -80.7 -104.7 1 24.0 -80.7 85 27 383.2 383.2 302.8 383.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5822.00 m Freezing level: 561.27 mb = 4966.12 m = 16292.85 ft Wetbulb zero: 663.96 mb = 3590.72 m = 11780.44 ft Precipitable water: 1.24 inches Sfc-500 mean rel hum: 43.22 % Est. max temperature: 36.54 C = 97.76 F Sfc-Lift cond lev (LCL): 936.72 mb = 640.78 m = 2102.26 ft T: 26.07 C 700-500 lapse rate: 6.41 C/km ThetaE index: 34.74 C Layer 993.0- 950.0 mb Conv cond level (CCL): 718.75 mb = 2928.93 m = 9609.24 ft Mean mixing ratio: 14.87 g/kg Conv temperature: 43.85 C = 110.92 F Cap Strength: 5.06 C Lifted Index: -1.01 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.13 C Lifted Index @700 mb: 2.95 C Showalter Index: 6.66 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 10.30 C K Index: 7.99 Risk: None Sweat Index: 101.40 Risk: None Energy Index: -0.10 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 115.46 J/kg Max Up Vert Vel: 15.20 m/s Conv Inhibition (B-): 351.15 J/kg Cap Strength: 5.01 C Lift Cond Lev (LCL): 841.97 mb = 1574.23 m = 5164.75 ft Lev Free Conv (LFC): 596.97 mb = 4465.98 m = 14651.99 ft Equ Level (EL): 486.97 mb = 6088.06 m = 19973.70 ft B at Equ Level: 83.60 J/kg Max Parcel Lev (MPL): 216.97 mb = 11965.34 m = 39255.89 ft Wind level data Storm motion: 104 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 1006 4 270 1 1.0 -0.0 | 283 13 12.2 -2.9 1 1000 58 285 7 6.8 -1.8 | 285 19 18.0 -4.7 2 973 305 295 9 8.2 -3.8 | 289 20 19.4 -6.7 3 940 610 265 9 9.0 0.8 | 276 20 20.2 -2.1 4 925 752 245 9 8.2 3.8 | 267 19 19.4 0.9 5 908 914 225 6 4.2 4.2 | 265 16 15.5 1.4 6 877 1219 100 3 -3.0 0.5 | 286 9 8.3 -2.4 7 850 1492 70 7 -6.6 -2.4 | 319 7 4.6 -5.3 8 817 1829 70 10 -9.4 -3.4 | 344 7 1.8 -6.3 9 789 2134 75 14 -13.5 -3.6 | 19 7 -2.3 -6.5 10 761 2438 80 16 -15.8 -2.8 | 39 7 -4.5 -5.7 11 734 2743 75 17 -16.4 -4.4 | 36 9 -5.2 -7.3 12 709 3048 90 21 -21.0 0.0 | 74 10 -9.8 -2.9 13 700 3152 90 24 -24.0 0.0 | 77 13 -12.8 -2.9 14 658 3658 80 26 -25.6 -4.5 | 63 16 -14.4 -7.4 15 633 3962 70 28 -26.3 -9.6 | 50 20 -15.1 -12.5 16 610 4267 70 27 -25.4 -9.2 | 49 19 -14.2 -12.1 17 588 4572 70 19 -17.9 -6.5 | 35 11 -6.6 -9.4 18 566 4877 70 16 -15.0 -5.5 | 25 9 -3.8 -8.4 19 525 5486 70 13 -12.2 -4.4 | 8 7 -1.0 -7.3 20 500 5880 70 13 -12.2 -4.4 | 8 7 -1.0 -7.3 21 486 6096 70 13 -12.2 -4.4 | 8 7 -1.0 -7.3 22 400 7610 80 19 -18.7 -3.3 | 50 10 -7.5 -6.2 23 399 7620 85 20 -19.9 -1.7 | 62 10 -8.7 -4.6 24 325 9144 90 15 -15.0 0.0 | 53 5 -3.8 -2.9 25 300 9730 130 14 -10.7 9.0 | 185 6 0.5 6.1 26 262 10668 100 9 -8.9 1.6 | 299 3 2.4 -1.3 27 250 11010 100 9 -8.9 1.6 | 299 3 2.4 -1.3 28 209 12192 95 13 -13.0 1.1 | 45 2 -1.7 -1.7 29 200 12500 110 16 -15.0 5.5 | 124 5 -3.8 2.6 30 165 13716 115 19 -17.2 8.0 | 131 8 -6.0 5.1 31 150 14320 115 23 -20.8 9.7 | 125 12 -9.6 6.8 32 128 15240 120 31 -26.8 15.5 | 129 20 -15.6 12.6 33 100 16710 85 28 -27.9 -2.4 | 72 18 -16.7 -5.3 34 90 17269 85 27 -26.9 -2.4 | 72 17 -15.7 -5.2 35 70 18750 85 3 -3.0 -0.3 | 291 9 8.2 -3.1 36 50 20720 315 16 11.3 -11.3 | 302 27 22.5 -14.2 37 30 23860 110 6 -5.6 2.1 | 278 6 5.6 -0.8 Wind Parameters Mean winds (0-6000m): 74.4 at 15.4 knts Storm direction: 104.4 at 11.6 knts Shear (0-3000m) pos: 1.0 neg: 2.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 145.1 deg Storm rel helicity (0-3000m) pos: 56.1 neg: -49.7 tot: 6.4 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 2.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.72 Bulk Shear: 67.18 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 ------------------------------------------------------------------------------- 500 288 8 286 20| 8.2 0.0 8.2| 8.9 -16.7 -7.8 -15.6 -0.11| 11.8 -1.3 1000 268 8 278 19| 4.1 5.2 9.3| 8.9 -49.1 -40.2 -40.2 -0.33| 12.1 -4.0 1500 268 7 278 18| 2.7 5.4 8.1| 26.9 -49.1 -22.2 -14.8 0.02| 11.9 0.2 2000 323 7 299 18| 0.9 4.0 5.0| 36.0 -49.1 -13.1 -6.6 0.14| 10.3 1.5 2500 64 9 335 7| 0.4 3.2 3.6| 43.2 -49.1 -5.8 -2.3 0.22| 9.1 2.0 3000 73 10 348 6| 1.0 2.7 3.7| 56.1 -49.7 6.4 2.1 0.29| 8.7 2.5 4000 78 14 26 6| 0.7 3.1 3.8| 60.1 -81.0 -21.0 -5.2 0.14| 8.3 1.1 5000 75 16 31 8| 0.6 1.2 1.8| 60.1-102.7 -42.6 -8.5 0.03| 7.9 0.3 6000 74 15 27 8| 0.5 0.8 1.3| 60.1-106.8 -46.7 -7.8 0.01| 6.8 0.1 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20250421.12.gif