UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011912.upa.cvt Date: 1200Z 19 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 19 JAN 26 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 97 SFC 985 227 29.2 -2.8 12 32.0 12.7 350 10 303.7 304.2 286.5 313.4 3.15 2 980 272 27.0 -9.0 9 36.0 10.6 338 12 301.9 302.3 284.6 308.1 1.97 3 973 336 26.4 -8.6 9 35.0 10.3 331 14 301.9 302.3 284.7 308.3 2.05 4 955 501 24.8 -8.2 11 33.0 9.7 336 15 301.9 302.3 284.8 308.6 2.15 5 925 781 24.0 -10.0 10 34.0 8.8 315 18 303.8 304.2 285.3 310.0 1.93 6 921 819 24.0 -10.0 10 34.0 8.8 311 18 304.2 304.6 285.4 310.4 1.94 7 914 885 24.2 -11.8 8 36.0 8.5 303 17 305.1 305.4 285.5 310.5 1.69 8 906 962 24.2 -15.8 6 40.0 7.9 299 17 305.9 306.1 285.2 309.9 1.23 9 870 1314 21.0 -8.0 13 29.0 7.6 295 18 306.1 306.5 286.6 313.7 2.40 10 863 1383 20.6 -10.4 11 31.0 6.9 295 17 306.4 306.8 286.3 312.8 2.00 11 853 1484 20.4 -25.6 3 46.0 4.8 295 17 307.2 307.3 285.0 309.1 0.56 12 850 1514 20.4 300 14 307.5 13 700 3155 10.0 -3.0 40 13.0 3.4 235 23 313.6 314.4 291.0 327.5 4.38 14 604 4358 0.0 -7.0 59 7.0 -3.2 232 21 315.5 316.2 291.0 327.6 3.74 15 600 4411 -0.5 -6.5 64 6.0 -3.3 234 21 315.5 316.3 291.2 328.1 3.92 16 595 4478 -1.1 -7.1 64 6.0 -3.8 236 21 315.6 316.3 291.0 327.7 3.77 17 561 4946 -3.3 -19.3 28 16.0 -8.7 251 22 318.4 318.6 289.8 323.4 1.48 18 503 5803 -6.9 -26.9 19 20.0 -12.3 264 28 324.1 324.2 290.9 327.1 0.84 19 500 5850 -7.1 -27.1 19 20.0 -12.5 265 28 324.4 324.5 291.0 327.3 0.83 20 480 6169 -8.3 -35.3 9 27.0 -14.2 260 30 326.7 326.8 291.2 328.2 0.39 21 471 6316 -7.7 -50.7 2 43.0 -14.5 261 31 329.2 329.2 291.6 329.5 0.08 22 467 6383 -7.3 -39.3 6 32.0 -14.0 262 31 330.5 330.6 292.2 331.6 0.27 23 400 7570 -17.1 -33.1 24 16.0 -20.4 270 36 332.8 332.9 293.0 335.0 0.59 24 357 8412 -22.1 -45.1 11 23.0 -25.2 275 42 337.1 337.1 293.8 337.8 0.19 25 300 9660 -33.1 -51.1 15 18.0 -34.6 265 41 338.7 338.7 294.1 339.2 0.12 26 251 10893 -43.5 -55.5 25 12.0 -44.1 266 58 341.0 341.0 294.6 341.3 0.08 27 250 10920 -43.9 -55.9 25 12.0 -44.5 265 58 340.8 340.8 294.6 341.1 0.08 28 235 11330 -47.1 -59.1 24 12.0 -47.6 266 62 342.0 342.1 294.8 342.3 0.06 29 200 12370 -56.7 -63.7 41 7.0 -56.8 270 71 343.0 343.0 295.1 343.1 0.04 30 175 13204 -64.3 -70.3 44 6.0 -64.4 276 76 343.8 343.8 295.3 343.9 0.02 31 158 13827 -67.1 -73.7 38 6.7 -67.1 280 80 349.3 349.3 296.5 349.3 0.01 32 150 14140 -68.5 -75.5 36 7.0 -68.5 275 73 352.1 352.1 297.1 352.1 0.01 33 142 14467 -70.5 -78.5 30 8.0 -70.5 269 73 354.2 354.2 297.5 354.2 0.01 34 136 14723 -69.9 -77.9 30 8.0 -69.9 265 73 359.6 359.6 298.6 359.6 0.01 35 127 15129 -71.3 -79.3 29 8.0 -71.3 257 73 364.2 364.2 299.5 364.2 0.01 36 115 15709 -76.1 -83.1 32 7.0 -76.1 248 63 365.8 365.8 299.8 365.8 0.00 37 113 15810 -76.5 -83.5 32 7.0 -76.5 246 61 366.9 366.9 300.0 366.9 0.00 38 110 15965 -77.1 -84.1 32 7.0 -77.1 244 58 368.6 368.6 300.3 368.6 0.00 39 100 16510 -78.3 -84.3 37 6.0 -78.3 235 46 376.4 376.4 301.6 376.5 0.00 40 81 17689 -84.9 -89.9 40 5.0 -84.9 232 36 386.3 386.3 303.2 386.3 0.00 41 80 17757 -84.9 -89.9 40 5.0 -84.9 231 35 387.7 387.7 303.5 387.7 0.00 42 74 18193 -78.5 -83.1 47 4.6 -78.5 230 32 409.9 409.9 306.5 409.9 0.01 43 70 18510 -77.3 -83.3 38 6.0 -77.3 255 29 419.0 419.0 307.6 419.0 0.01 44 50 20520 -65.1 -76.1 20 11.0 -65.4 240 2 490.1 490.1 314.2 490.2 0.02 45 48 20770 -63.9 -74.9 21 11.0 -64.2 206 4 498.7 498.7 314.9 498.9 0.03 46 38 22190 -67.3 -82.3 10 15.0 -67.6 117 18 524.5 524.5 316.6 524.6 0.01 47 31 23443 -58.9 -81.9 4 23.0 -59.9 98 32 578.6 578.6 319.6 578.7 0.02 48 30 23650 -57.1 -80.1 4 23.0 -58.3 95 34 589.0 589.0 320.1 589.1 0.02 49 28 24086 -56.5 -79.5 4 23.0 -57.9 92 33 602.4 602.4 320.7 602.6 0.03 50 26 24557 -54.3 -78.3 4 24.0 -56.2 90 33 621.5 621.5 321.6 621.8 0.03 51 25 24809 -52.5 -76.5 4 24.0 -54.8 90 32 633.7 633.7 322.0 634.1 0.05 52 20 26240 -55.1 -77.1 5 22.0 -57.2 90 30 667.5 667.5 323.3 667.9 0.05 53 19 26568 -55.1 -77.1 5 22.0 -57.3 89 30 677.4 677.4 323.7 677.8 0.06 54 18 26913 -54.7 -76.7 5 22.0 -57.1 88 29 689.2 689.2 324.1 689.7 0.06 55 14 28511 -57.5 -77.5 6 20.0 -59.7 731.1 731.1 325.4 731.7 0.07 56 14 28511 -57.5 -77.5 6 20.0 -59.7 731.1 731.1 325.4 731.7 0.07 57 13 28982 -54.7 -75.7 6 21.0 -57.7 756.4 756.5 326.1 757.4 0.10 58 12 29494 -54.7 -75.7 6 21.0 -57.9 773.9 774.0 326.6 775.0 0.11 59 11 30054 -52.7 -73.7 6 21.0 -56.6 800.7 800.8 327.3 802.3 0.16 60 10 30669 -52.5 -73.5 6 21.0 -56.8 823.6 823.7 327.8 825.4 0.18 61 10 30669 -53.1 -76.1 4 23.0 -57.2 821.3 821.4 327.8 822.6 0.12 TRP 853 1484 20.4 -25.6 3 46.0 4.8 295 17 307.2 307.3 285.0 309.1 0.56 WND 158 13827 -67.1 -73.7 38 6.7 -67.1 280 80 349.3 349.3 296.5 349.3 0.01 Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 604.00 mb = 4358.17 m = 14298.28 ft Wetbulb zero: 650.85 mb = 3748.77 m = 12298.97 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 31.15 % Est. max temperature: 33.60 C = 92.49 F Sfc-Lift cond lev (LCL): 614.23 mb = 4221.11 m = 13848.63 ft T: 1.14 C 700-500 lapse rate: 6.35 C/km ThetaE index: 5.34 C Layer 980.0- 973.0 mb Conv cond level (CCL): 361.62 mb = 8316.95 m = 27286.26 ft Mean mixing ratio: 1.89 g/kg Conv temperature: 61.97 C = 143.54 F Cap Strength: 15.26 C Lifted Index: 15.41 C Risk: None Lifted Index @300 mb: 20.79 C Lifted Index @700 mb: 8.91 C Showalter Index: 13.83 C Risk: None Total Totals Index: 9.40 C Risk: None Vertical Totals Index: 27.50 C Cross Totals Index: -18.10 C K Index: -10.70 Risk: None Sweat Index: 56.00 Risk: None Energy Index: 3.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.12 J/kg Max Up Vert Vel: 6.65 m/s Conv Inhibition (B-): 50665.74 J/kg Cap Strength: 15.17 C Lift Cond Lev (LCL): 554.83 mb = 5032.53 m = 16510.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 15 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 ---------------------------------------------------------- 0 985 227 350 10 1.7 -9.8 | 64 14 -12.9 -6.3 1 976 305 330 14 7.0 -12.1 | 42 11 -7.7 -8.5 2 943 610 340 16 5.5 -15.0 | 39 15 -9.2 -11.4 3 925 781 315 18 12.7 -12.7 | 12 9 -2.0 -9.1 4 911 914 300 17 14.7 -8.5 | 359 5 0.0 -4.9 5 879 1219 295 18 16.3 -7.6 | 338 4 1.6 -4.0 6 853 1484 295 17 15.4 -7.2 | 349 4 0.7 -3.6 7 850 1514 300 14 12.1 -7.0 | 37 4 -2.6 -3.4 8 819 1829 255 12 11.6 3.1 | 155 7 -3.1 6.7 9 790 2134 255 12 11.6 3.1 | 155 7 -3.1 6.7 10 762 2438 215 19 10.9 15.6 | 169 20 -3.8 19.2 11 735 2743 235 18 14.7 10.3 | 180 14 0.1 13.9 12 700 3155 235 23 18.8 13.2 | 194 17 4.2 16.8 13 657 3658 220 21 13.5 16.1 | 177 20 -1.2 19.7 14 609 4267 230 21 16.1 13.5 | 185 17 1.4 17.1 15 565 4877 250 22 20.7 7.5 | 208 13 6.0 11.1 16 500 5850 265 28 27.9 2.4 | 245 15 13.2 6.0 17 484 6096 260 30 29.5 5.2 | 239 17 14.9 8.8 18 400 7570 270 36 36.0 -0.0 | 260 22 21.3 3.6 19 397 7620 270 36 36.0 -0.0 | 260 22 21.3 3.6 20 322 9144 280 48 47.3 -8.3 | 278 33 32.6 -4.7 21 300 9660 265 41 40.8 3.6 | 255 27 26.2 7.2 22 259 10668 270 55 55.0 -0.0 | 265 40 40.3 3.6 23 250 10920 265 58 57.8 5.1 | 259 44 43.1 8.7 24 200 12370 270 71 71.0 -0.0 | 266 56 56.3 3.6 25 158 13827 280 80 78.8 -13.9 | 279 65 64.1 -10.3 26 150 14140 275 73 72.7 -6.4 | 273 58 58.0 -2.8 27 124 15240 255 73 70.5 18.9 | 248 60 55.8 22.5 28 100 16510 235 46 37.7 26.4 | 217 38 23.0 30.0 29 73 18288 230 31 23.7 19.9 | 201 25 9.1 23.5 30 70 18510 255 29 28.0 7.5 | 230 17 13.3 11.1 31 50 20520 240 2 1.7 1.0 | 110 14 -12.9 4.6 32 44 21336 130 9 -6.9 5.8 | 114 24 -21.6 9.4 33 30 23650 95 34 -33.9 3.0 | 98 49 -48.5 6.6 34 27 24384 90 33 -33.0 0.0 | 94 48 -47.7 3.6 35 20 26240 90 30 -30.0 0.0 | 95 45 -44.7 3.6 36 14 27432 85 28 -27.9 -2.4 | 92 43 -42.6 1.2 Wind Parameters Mean winds (0-6000m): 253.8 at 20.2 knts Storm direction: 283.8 at 15.1 knts Shear (0-3000m) pos: 0.0 neg: 4.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 127.0 deg Storm rel helicity (0-3000m) pos: 42.2 neg: -46.1 tot: -3.8 m^2/s^2 ave: -1.3 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.31 Bulk Shear: 70.51 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 ------------------------------------------------------------------------------- 500 335 15 40 13| 0.0 9.9 9.9| 0.0 -31.5 -31.5 -63.0 -0.72| 13.5 -9.7 1000 317 16 24 9| 0.0 7.6 7.6| 0.0 -40.7 -40.7 -40.7 -0.66| 11.3 -7.4 1500 309 16 19 7| 0.0 5.1 5.1| 6.8 -40.7 -33.8 -22.5 -0.14| 11.5 -1.6 2000 298 15 22 4| 0.0 5.0 5.0| 11.9 -40.7 -28.7 -14.4 -0.06| 10.3 -0.6 2500 282 16 234 1| 0.0 5.0 5.0| 27.6 -43.3 -15.8 -6.3 0.01| 11.3 0.2 3000 270 16 206 4| 0.0 4.9 4.9| 42.2 -46.1 -3.8 -1.3 0.06| 10.3 0.7 4000 254 18 195 9| 0.4 3.6 4.0| 52.7 -68.0 -15.4 -3.8 0.02| 8.8 0.2 5000 251 19 197 10| 1.4 2.9 4.3| 87.6 -68.0 19.6 3.9 0.14| 8.1 1.1 6000 254 20 207 10| 1.6 2.7 4.2|109.4 -73.6 35.7 6.0 0.17| 7.6 1.3 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260119.12.gif