UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 27 NOV 25 Station: DRRN WMO ident: 61052 Latitude: 13.48 Longitude: 2.17 Elevation: 227.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 101 SFC 985 227 23.4 8.4 38 15.0 14.5 100 2 297.8 299.1 288.2 318.5 7.03 2 971 355 32.4 4.4 17 28.0 15.9 30 6 308.1 309.1 290.2 324.8 5.40 3 960 458 31.8 2.8 16 29.0 15.1 30 5 308.5 309.4 289.9 323.6 4.87 4 925 793 29.0 1.0 16 28.0 13.4 35 6 309.0 309.8 289.6 322.8 4.44 5 860 1433 23.4 -1.6 19 25.0 10.2 40 7 309.6 310.4 289.3 322.0 3.95 6 850 1535 22.4 -1.6 20 24.0 9.7 50 7 309.6 310.4 289.4 322.2 4.00 7 700 3182 8.4 -0.6 53 9.0 3.7 165 16 311.8 312.8 291.2 328.2 5.23 8 686 3348 6.8 -0.2 61 7.0 3.1 155 16 311.8 312.9 291.5 329.0 5.50 9 681 3408 6.6 -3.4 49 10.0 1.7 151 16 312.2 313.1 290.6 326.0 4.37 10 670 3542 8.4 -19.6 12 28.0 -1.7 143 15 315.7 315.9 288.7 319.8 1.21 11 613 4270 4.2 -28.8 7 33.0 -5.4 96 7 319.0 319.1 289.0 321.1 0.58 12 600 4443 2.8 -28.2 8 31.0 -6.2 105 8 319.4 319.5 289.2 321.6 0.62 13 573 4814 0.0 -26.0 12 26.0 -7.7 130 9 320.3 320.5 289.7 323.1 0.80 14 533 5388 -4.1 -24.1 19 20.0 -10.1 142 8 322.1 322.3 290.5 325.7 1.02 15 500 5890 -5.9 -37.9 6 32.0 -12.8 150 7 325.8 325.9 290.9 326.9 0.29 16 499 5906 -5.9 -37.9 6 32.0 -12.8 151 7 326.0 326.1 290.9 327.1 0.29 17 469 6388 -8.5 -38.5 7 30.0 -14.6 177 9 328.6 328.7 291.6 329.7 0.29 18 465 6454 -8.9 -39.9 6 31.0 -15.0 178 9 328.9 329.0 291.7 329.9 0.26 19 457 6588 -9.9 -39.9 7 30.0 -15.7 181 10 329.3 329.4 291.8 330.3 0.26 20 448 6741 -10.7 -40.7 6 30.0 -16.3 185 11 330.2 330.3 292.0 331.1 0.24 21 400 7600 -17.1 -35.1 19 18.0 -20.7 205 14 332.8 332.9 292.9 334.6 0.48 22 356 8462 -23.3 -35.3 32 12.0 -25.4 223 16 335.7 335.8 293.7 337.7 0.53 23 336 8882 -26.5 -39.5 28 13.0 -28.4 239 16 336.9 337.0 293.9 338.4 0.37 24 311 9436 -30.9 -41.9 33 11.0 -32.2 245 22 338.3 338.4 294.2 339.5 0.31 25 300 9690 -32.5 -46.5 24 14.0 -33.9 240 27 339.6 339.6 294.4 340.4 0.20 26 298 9737 -32.9 -47.9 21 15.0 -34.3 240 27 339.7 339.7 294.4 340.3 0.17 27 250 10950 -43.5 -52.5 36 9.0 -44.0 260 28 341.4 341.4 294.8 341.9 0.12 28 223 11707 -49.7 -55.7 49 6.0 -49.9 270 34 343.2 343.2 295.2 343.6 0.09 29 218 11855 -50.5 -57.5 43 7.0 -50.7 272 35 344.2 344.2 295.4 344.5 0.07 30 204 12283 -54.1 -60.1 48 6.0 -54.2 278 39 345.1 345.1 295.6 345.4 0.06 31 200 12410 -55.1 -61.1 47 6.0 -55.2 280 40 345.5 345.5 295.7 345.7 0.05 32 199 12442 -55.5 -61.5 47 6.0 -55.6 280 40 345.4 345.4 295.6 345.6 0.05 33 170 13425 -63.9 -68.5 53 4.6 -64.0 274 45 347.3 347.3 296.1 347.4 0.02 34 151 14140 -69.5 -74.4 49 4.9 -69.5 270 49 349.7 349.7 296.5 349.7 0.01 35 150 14180 -69.5 -74.5 48 5.0 -69.5 270 49 350.4 350.4 296.7 350.4 0.01 36 134 14850 -71.9 -77.9 40 6.0 -71.9 264 47 357.6 357.6 298.2 357.6 0.01 37 131 14983 -72.5 -78.5 40 6.0 -72.5 262 47 358.8 358.8 298.5 358.9 0.01 38 124 15308 -70.6 -76.6 41 6.0 -70.6 260 59 368.0 368.1 300.2 368.1 0.01 39 119 15553 -69.1 -75.1 41 6.0 -69.1 256 55 375.1 375.1 301.5 375.1 0.01 40 100 16570 -78.3 -84.3 37 6.0 -78.3 240 38 376.4 376.4 301.6 376.5 0.00 41 97 16744 -79.3 -85.3 37 6.0 -79.3 243 35 377.8 377.8 301.9 377.8 0.00 42 77 18055 -81.5 -90.5 20 9.0 -81.5 266 10 399.0 399.0 305.0 399.0 0.00 43 70 18600 -75.9 -86.9 16 11.0 -75.9 190 11 422.0 422.0 307.9 422.0 0.00 44 50 20600 -65.1 -82.1 8 17.0 -65.4 45 8 490.1 490.1 314.2 490.1 0.01 45 48 20845 -64.9 -82.9 7 18.0 -65.2 64 8 496.3 496.3 314.7 496.4 0.01 46 30 23700 -60.9 -88.9 1 28.0 -61.7 90 36 578.6 578.6 319.6 578.6 0.00 47 27 24359 -57.9 -87.9 1 30.0 -59.2 95 38 604.7 604.7 320.8 604.8 0.01 48 26 24597 -57.3 -86.3 1 29.0 -58.7 95 38 613.0 613.0 321.2 613.1 0.01 49 24 25102 -57.3 -86.3 1 29.0 -58.8 95 38 627.2 627.2 321.8 627.3 0.01 50 20 26270 -51.1 -83.1 1 32.0 -54.2 95 37 679.8 679.8 323.7 679.9 0.02 51 15 28152 -49.1 -80.1 1 31.0 -53.6 90 34 744.7 744.7 325.8 745.1 0.04 52 14 28605 -48.7 -80.7 1 32.0 -53.6 86 33 760.9 760.9 326.3 761.3 0.04 53 14 28605 -48.5 -80.5 1 32.0 -53.5 86 33 761.6 761.6 326.3 762.0 0.04 54 13 29094 -47.5 -79.5 1 32.0 -53.1 83 33 781.4 781.4 326.8 781.9 0.06 55 12 29624 -47.1 -79.1 1 32.0 -53.1 79 33 800.9 800.9 327.3 801.5 0.06 56 11 30200 -47.5 -79.5 1 32.0 -53.7 75 32 819.6 819.6 327.7 820.2 0.07 57 10 30840 -40.7 -76.7 1 36.0 -50.5 70 32 867.6 867.7 328.8 868.8 0.11 58 9.8 30978 -39.9 -75.9 1 36.0 -50.3 875.7 875.7 329.0 877.0 0.13 59 9.2 31411 -38.7 -74.7 1 36.0 -50.0 896.2 896.3 329.4 898.0 0.17 60 8.7 31793 -40.1 905.2 TRP 860 1433 23.4 -1.6 19 25.0 10.2 40 7 309.6 310.4 289.3 322.0 3.95 WND 124 15308 -70.6 -76.6 41 6.0 -70.6 260 59 368.0 368.1 300.2 368.1 0.01 Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 573.00 mb = 4813.50 m = 15792.13 ft Wetbulb zero: 675.53 mb = 3474.34 m = 11398.60 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 22.48 % Est. max temperature: 35.35 C = 95.64 F Sfc-Lift cond lev (LCL): 789.09 mb = 2165.72 m = 7105.28 ft T: 17.04 C 700-500 lapse rate: 5.28 C/km ThetaE index: 2.76 C Layer 960.0- 850.0 mb Conv cond level (CCL): 490.68 mb = 6036.40 m = 19804.21 ft Mean mixing ratio: 4.77 g/kg Conv temperature: 52.18 C = 125.92 F Cap Strength: 8.75 C Lifted Index: 8.96 C Risk: None Lifted Index @300 mb: 12.48 C Lifted Index @700 mb: 3.32 C Showalter Index: 9.31 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 28.30 C Cross Totals Index: 4.30 C K Index: 17.70 Risk: < 20 % chance of thunderstorms Sweat Index: 21.00 Risk: None Energy Index: 1.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.26 J/kg Max Up Vert Vel: 6.52 m/s Conv Inhibition (B-): 60279.32 J/kg Cap Strength: 8.73 C Lift Cond Lev (LCL): 628.73 mb = 4062.24 m = 13327.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 164 at 7 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 ---------------------------------------------------------- 0 985 227 100 2 -2.0 0.3 | 0 6 -0.0 -6.4 1 977 305 30 6 -3.0 -5.2 | 5 12 -1.1 -11.9 2 944 610 30 4 -2.0 -3.5 | 0 10 -0.1 -10.2 3 925 793 35 6 -3.4 -4.9 | 7 12 -1.5 -11.6 4 912 914 45 8 -5.7 -5.7 | 17 13 -3.7 -12.4 5 881 1219 40 9 -5.8 -6.9 | 16 14 -3.9 -13.6 6 860 1433 40 7 -4.5 -5.4 | 12 12 -2.6 -12.1 7 850 1535 50 7 -5.4 -4.5 | 17 12 -3.4 -11.2 8 821 1829 25 6 -2.5 -5.4 | 3 12 -0.6 -12.2 9 792 2134 220 6 3.9 4.6 | 290 6 5.8 -2.1 10 764 2438 175 13 -1.1 13.0 | 187 6 0.8 6.2 11 737 2743 165 14 -3.6 13.5 | 166 7 -1.7 6.8 12 700 3182 165 16 -4.1 15.5 | 166 9 -2.2 8.7 13 660 3658 135 15 -10.6 10.6 | 114 10 -8.7 3.9 14 612 4267 95 7 -7.0 0.6 | 40 8 -5.1 -6.1 15 567 4877 135 9 -6.4 6.4 | 85 4 -4.4 -0.4 16 500 5890 150 7 -3.5 6.1 | 68 2 -1.6 -0.7 17 487 6096 170 8 -1.4 7.9 | 205 1 0.5 1.2 18 400 7600 205 14 5.9 12.7 | 233 10 7.8 6.0 19 399 7620 190 16 2.8 15.8 | 207 10 4.7 9.0 20 323 9144 250 16 15.0 5.5 | 274 17 17.0 -1.2 21 300 9690 240 27 23.4 13.5 | 255 26 25.3 6.8 22 260 10668 250 24 22.6 8.2 | 267 25 24.5 1.5 23 250 10950 260 28 27.6 4.9 | 274 30 29.5 -1.9 24 200 12410 280 40 39.4 -6.9 | 288 44 41.3 -13.7 25 150 14180 270 49 49.0 -0.0 | 278 51 50.9 -6.7 26 125 15240 260 46 45.3 8.0 | 268 47 47.2 1.3 27 124 15308 260 59 58.1 10.2 | 267 60 60.0 3.5 28 100 16570 240 38 32.9 19.0 | 251 37 34.8 12.3 29 74 18288 270 6 6.0 -0.0 | 310 10 7.9 -6.7 30 70 18600 190 11 1.9 10.8 | 223 6 3.8 4.1 31 50 20600 45 8 -5.7 -5.7 | 17 13 -3.7 -12.4 32 44 21336 100 9 -8.9 1.6 | 53 9 -6.9 -5.2 33 30 23700 90 36 -36.0 0.0 | 79 35 -34.1 -6.7 34 27 24384 95 38 -37.9 3.3 | 85 36 -35.9 -3.4 35 20 26270 95 37 -36.9 3.2 | 84 35 -34.9 -3.5 36 17 27432 95 34 -33.9 3.0 | 83 32 -31.9 -3.8 37 10 30840 70 32 -30.1 -10.9 | 58 33 -28.1 -17.7 Wind Parameters Mean winds (0-6000m): 134.0 at 9.3 knts Storm direction: 164.0 at 7.0 knts Shear (0-3000m) pos: 1.9 neg: 1.5 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 160.3 deg Storm rel helicity (0-3000m) pos: 14.6 neg: -76.0 tot: -61.3 m^2/s^2 ave: -20.4 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 8.7 stream: -4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.26 Bulk Shear: 16.87 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 32 5 3 11| 0.0 5.0 5.0| 3.6 -2.1 1.5 2.9 0.08| 8.5 0.7 1000 38 6 9 12| 1.9 2.5 4.4| 11.6 -3.0 8.6 8.6 0.24| 6.4 1.5 1500 39 7 11 12| 1.3 1.2 2.5| 14.6 -11.9 2.8 1.8 0.07| 6.0 0.4 2000 38 7 10 12| 2.8 0.9 3.7| 14.6 -59.4 -44.7 -22.4 -0.44| 9.8 -4.3 2500 77 8 33 10| 2.3 1.3 3.6| 14.6 -73.8 -59.2 -23.7 -0.55| 9.9 -5.4 3000 125 9 74 6| 1.9 1.5 3.4| 14.6 -76.0 -61.3 -20.4 -0.54| 8.7 -4.7 4000 131 10 89 6| 1.4 1.8 3.2| 14.6-116.5-101.9 -25.5 -0.66| 8.8 -5.8 5000 130 10 84 6| 1.7 1.4 3.1| 21.6-117.0 -95.4 -19.1 -0.54| 7.7 -4.2 6000 134 9 87 5| 1.8 1.2 2.9| 22.1-117.3 -95.2 -15.9 -0.48| 6.9 -3.3 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251127.00.gif