UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:1200Z 27 APR 25 Station: CYRB WMO ident: 71924 Latitude: 74.70 Longitude: -94.97 Elevation: 46.00 ------------------------------------------------------------------------------- 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 1006 46 -19.1 -21.6 81 2.5 -19.4 205 5 253.6 253.7 253.3 255.4 0.67 1 1000 89 -18.3 -20.7 81 2.4 -18.7 210 7 254.9 255.0 254.5 256.8 0.73 2 999 96 -18.1 -20.8 79 2.7 -18.5 210 7 255.1 255.2 254.7 257.1 0.73 3 925 666 -22.9 -24.9 84 2.0 -23.1 180 9 255.9 256.0 254.9 257.4 0.55 4 892 931 -24.7 -25.7 91 1.0 -24.8 191 9 256.7 256.8 255.6 258.2 0.53 5 863 1175 -18.9 -21.3 81 2.4 -19.3 203 11 265.2 265.3 262.8 267.5 0.81 6 852 1270 -18.5 -20.4 85 1.9 -18.8 198 12 266.6 266.7 264.0 269.1 0.88 7 850 1288 -18.5 -20.4 85 1.9 -18.8 195 12 266.8 266.9 264.1 269.3 0.89 8 819 1566 -17.1 -19.8 79 2.7 -17.6 180 15 271.1 271.3 267.3 273.9 0.97 9 808 1667 -17.3 -25.3 50 8.0 -18.6 180 15 271.9 272.0 267.2 273.7 0.60 10 777 1960 -18.7 -26.7 49 8.0 -19.9 178 16 273.5 273.6 268.1 275.1 0.55 11 758 2144 -19.5 -29.5 41 10.0 -20.8 175 16 274.6 274.6 268.6 275.9 0.44 12 750 2223 -19.9 -35.9 23 16.0 -21.6 176 16 275.0 275.0 268.5 275.7 0.24 13 700 2731 -23.1 -36.1 29 13.0 -24.4 180 16 276.9 276.9 269.7 277.7 0.25 14 657 3192 -25.9 -36.9 35 11.0 -26.9 175 17 278.8 278.9 270.9 279.6 0.25 15 646 3313 -26.7 -37.7 35 11.0 -27.7 174 18 279.3 279.3 271.1 280.0 0.23 16 643 3347 -26.7 -42.7 21 16.0 -27.9 174 18 279.6 279.7 271.2 280.1 0.14 17 624 3562 -28.1 -40.1 31 12.0 -29.0 171 19 280.4 280.5 271.8 281.0 0.19 18 614 3678 -28.9 -35.9 51 7.0 -29.5 170 19 280.8 280.9 272.2 281.7 0.29 19 599 3854 -29.9 -36.9 51 7.0 -30.5 171 20 281.6 281.7 272.6 282.5 0.27 20 589 3973 -30.7 -35.4 63 4.7 -31.1 172 21 282.1 282.1 272.9 283.1 0.32 21 551 4444 -32.7 -39.7 50 7.0 -33.2 172 24 285.1 285.2 274.5 285.9 0.22 22 500 5120 -37.5 -42.5 60 5.0 -37.8 160 25 287.3 287.3 275.6 287.9 0.18 23 474 5488 -40.3 -44.3 65 4.0 -40.5 157 26 288.3 288.3 276.0 288.8 0.16 24 465 5619 -41.3 -47.3 52 6.0 -41.6 156 26 288.6 288.6 276.2 289.0 0.12 25 463 5649 -41.5 -48.5 47 7.0 -41.8 156 27 288.7 288.7 276.2 289.1 0.10 26 460 5693 -41.3 -56.3 18 15.0 -41.8 156 27 289.5 289.5 276.5 289.7 0.04 27 449 5858 -41.7 -54.7 23 13.0 -42.1 157 29 291.0 291.0 277.3 291.2 0.05 28 400 6640 -44.7 -57.7 22 13.0 -45.0 155 34 296.9 296.9 280.0 297.0 0.04 29 371 7139 -47.9 -58.9 27 11.0 -48.1 160 29 299.1 299.1 281.0 299.2 0.04 30 347 7580 -46.1 -70.1 5 24.0 -46.5 165 26 307.3 307.3 284.3 307.4 0.01 31 307 8396 -44.3 -76.3 2 32.0 -44.9 144 16 320.8 320.8 289.0 320.8 0.00 32 300 8550 -44.3 -75.3 2 31.0 -44.9 135 15 322.9 322.9 289.6 322.9 0.00 33 273 9185 -42.5 -76.5 1 34.0 -43.3 137 9 334.4 334.4 292.9 334.4 0.00 34 250 9780 -42.7 -78.7 1 36.0 -43.6 145 6 342.6 342.6 295.0 342.6 0.00 35 200 11280 -42.7 -81.7 1 39.0 -43.7 125 9 365.2 365.2 299.7 365.2 0.00 36 182 11912 -43.9 -81.9 1 38.0 -44.9 97 10 373.2 373.2 301.1 373.2 0.00 37 164 12611 -42.5 -82.5 0 40.0 -43.7 109 12 386.8 386.8 303.3 386.8 0.00 38 150 13210 -44.1 -83.1 1 39.0 -45.3 75 9 394.1 394.1 304.4 394.1 0.00 39 131 14121 -45.1 -84.1 0 39.0 -46.3 80 10 407.8 407.8 306.2 407.9 0.00 40 102 15797 -45.3 -84.3 0 39.0 -46.8 113 12 437.7 437.7 309.6 437.7 0.00 41 100 15930 -44.9 -84.9 0 40.0 -46.4 130 8 441.0 441.0 310.0 441.0 0.00 42 94 16343 -44.1 -84.1 0 40.0 -45.9 102 9 450.4 450.4 310.9 450.4 0.00 43 70 18310 -44.9 -84.9 0 40.0 -47.0 65 12 488.3 488.3 314.1 488.4 0.00 44 50 20550 -47.3 -86.3 0 39.0 -49.5 50 11 532.0 532.0 317.1 532.0 0.00 45 48 20819 -47.7 -86.7 0 39.0 -49.9 55 10 537.3 537.3 317.3 537.3 0.00 46 32 23503 -45.7 -84.7 0 39.0 -49.3 61 7 608.7 608.7 321.0 608.8 0.01 47 30 23930 -47.7 -86.7 0 39.0 -50.9 50 4 614.6 614.6 321.3 614.6 0.01 48 21 26279 -49.3 -87.3 0 38.0 -52.9 53 11 675.8 675.8 323.6 675.8 0.01 49 20 26600 -48.5 -86.5 0 38.0 -52.5 65 17 687.7 687.7 324.0 687.8 0.01 50 12 29970 -45.5 -84.5 0 39.0 -52.2 118 11 806.5 806.5 327.4 806.8 0.03 51 10 31180 -46.3 -85.3 0 39.0 -53.4 115 10 846.7 846.7 328.3 847.0 0.03 52 5.8 34849 -40.1 -81.1 0 41.0 -53.0 1016.5 1016.6 331.5 1017.6 0.10 TRP 371 7139 -47.9 -58.9 27 11.0 -48.1 160 29 299.1 299.1 281.0 299.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5031.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 55.38 % Est. max temperature: -6.62 C = 20.09 F Sfc-Lift cond lev (LCL): 965.42 mb = 349.49 m = 1146.61 ft T: -20.23 C 700-500 lapse rate: 6.03 C/km ThetaE index: 0.18 C Layer 750.0- 700.0 mb Conv cond level (CCL): 911.85 mb = 770.60 m = 2528.18 ft Mean mixing ratio: 0.62 g/kg Conv temperature: -16.50 C = 2.31 F Cap Strength: 23.59 C Lifted Index: 24.71 C Risk: None Lifted Index @300 mb: 46.56 C Lifted Index @700 mb: 18.13 C Showalter Index: 14.98 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 17.10 C K Index: -14.40 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.42 J/kg Max Up Vert Vel: 2.62 m/s Conv Inhibition (B-): 88317.91 J/kg Cap Strength: 24.70 C Lift Cond Lev (LCL): 921.66 mb = 692.39 m = 2271.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 202 at 14 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 46 205 5 2.1 4.5 | 20 9 -3.1 -8.3 1 1000 89 210 7 3.5 6.1 | 14 7 -1.7 -6.7 2 971 305 200 10 3.4 9.4 | 28 4 -1.8 -3.4 3 932 610 180 9 0.0 9.0 | 54 6 -5.2 -3.8 4 925 666 180 9 0.0 9.0 | 54 6 -5.2 -3.8 5 894 914 190 9 1.6 8.9 | 43 5 -3.6 -3.9 6 858 1219 205 11 4.6 10.0 | 11 3 -0.5 -2.8 7 850 1288 195 12 3.1 11.6 | 60 2 -2.1 -1.2 8 823 1524 180 15 0.0 15.0 | 113 6 -5.2 2.2 9 790 1829 180 16 0.0 16.0 | 122 6 -5.2 3.2 10 759 2134 175 16 -1.4 15.9 | 116 7 -6.6 3.2 11 728 2438 180 16 0.0 16.0 | 122 6 -5.2 3.2 12 700 2731 180 16 0.0 16.0 | 122 6 -5.2 3.2 13 699 2743 180 16 0.0 16.0 | 122 6 -5.2 3.2 14 614 3658 170 19 -3.3 18.7 | 125 10 -8.5 5.9 15 564 4267 175 24 -2.1 23.9 | 147 13 -7.3 11.1 16 517 4877 165 25 -6.5 24.1 | 134 16 -11.7 11.4 17 500 5120 160 25 -8.6 23.5 | 128 17 -13.7 10.7 18 453 5791 155 27 -11.4 24.5 | 125 20 -16.6 11.7 19 433 6096 165 35 -9.1 33.8 | 146 25 -14.2 21.0 20 414 6401 160 36 -12.3 33.8 | 140 27 -17.5 21.0 21 400 6640 155 34 -14.4 30.8 | 133 27 -19.6 18.0 22 371 7139 160 29 -9.9 27.3 | 134 21 -15.1 14.5 23 345 7620 165 26 -6.7 25.1 | 136 17 -11.9 12.3 24 330 7925 155 19 -8.0 17.2 | 109 14 -13.2 4.4 25 315 8230 130 15 -11.5 9.6 | 79 17 -16.7 -3.1 26 301 8534 155 17 -7.2 15.4 | 102 13 -12.4 2.6 27 300 8550 135 15 -10.6 10.6 | 82 16 -15.8 -2.2 28 287 8839 135 15 -10.6 10.6 | 82 16 -15.8 -2.2 29 275 9144 140 9 -5.8 6.9 | 62 12 -11.0 -5.9 30 263 9449 115 12 -10.9 5.1 | 64 18 -16.1 -7.7 31 251 9754 140 12 -7.7 9.2 | 74 13 -12.9 -3.6 32 250 9780 145 6 -3.4 4.9 | 48 12 -8.6 -7.9 33 229 10363 115 13 -11.8 5.5 | 67 18 -17.0 -7.3 34 219 10668 125 9 -7.4 5.2 | 59 15 -12.6 -7.6 35 200 11278 105 11 -10.6 2.8 | 58 19 -15.8 -9.9 36 200 11280 125 9 -7.4 5.2 | 59 15 -12.6 -7.6 37 175 12192 85 10 -10.0 -0.9 | 48 20 -15.1 -13.7 38 167 12497 90 13 -13.0 0.0 | 55 22 -18.2 -12.8 39 159 12802 140 11 -7.1 8.4 | 70 13 -12.3 -4.4 40 150 13210 75 9 -8.7 -2.3 | 43 21 -13.9 -15.1 41 139 13716 85 10 -10.0 -0.9 | 48 20 -15.1 -13.7 42 116 14935 70 10 -9.4 -3.4 | 42 22 -14.6 -16.2 43 111 15240 75 10 -9.7 -2.6 | 44 21 -14.8 -15.4 44 106 15545 80 14 -13.8 -2.4 | 51 24 -19.0 -15.2 45 101 15850 120 11 -9.5 5.5 | 64 16 -14.7 -7.3 46 100 15930 130 8 -6.1 5.1 | 56 14 -11.3 -7.6 47 97 16154 130 8 -6.1 5.1 | 56 14 -11.3 -7.6 48 92 16459 85 10 -10.0 -0.9 | 48 20 -15.1 -13.7 49 88 16764 95 10 -10.0 0.9 | 52 19 -15.1 -11.9 50 77 17678 65 10 -9.1 -4.2 | 40 22 -14.2 -17.0 51 70 18310 65 12 -10.9 -5.1 | 42 24 -16.1 -17.9 52 67 18593 60 12 -10.4 -6.0 | 40 24 -15.6 -18.8 53 64 18898 105 16 -15.5 4.1 | 67 22 -20.6 -8.6 54 58 19507 100 10 -9.8 1.7 | 54 19 -15.0 -11.0 55 53 20117 125 10 -8.2 5.7 | 62 15 -13.4 -7.0 56 50 20550 50 11 -8.4 -7.1 | 34 24 -13.6 -19.9 57 49 20726 40 10 -6.4 -7.7 | 30 24 -11.6 -20.4 58 46 21031 90 10 -10.0 0.0 | 50 20 -15.2 -12.8 59 44 21336 90 5 -5.0 0.0 | 39 16 -10.2 -12.8 60 42 21641 30 10 -5.0 -8.7 | 25 24 -10.2 -21.4 61 40 21946 75 13 -12.6 -3.4 | 48 24 -17.7 -16.1 62 39 22250 95 10 -10.0 0.9 | 52 19 -15.1 -11.9 63 37 22555 85 13 -13.0 -1.1 | 52 23 -18.1 -13.9 64 30 23930 50 4 -3.1 -2.6 | 28 17 -8.2 -15.4 65 24 25298 60 1 -0.9 -0.5 | 24 15 -6.0 -13.3 66 22 25908 30 10 -5.0 -8.7 | 25 24 -10.2 -21.4 67 21 26213 55 10 -8.2 -5.7 | 36 23 -13.4 -18.5 68 20 26518 45 14 -9.9 -9.9 | 34 27 -15.1 -22.7 69 20 26600 65 17 -15.4 -7.2 | 46 29 -20.6 -20.0 70 19 26822 65 15 -13.6 -6.3 | 44 27 -18.8 -19.1 71 18 27432 95 11 -11.0 1.0 | 54 20 -16.1 -11.8 72 17 27737 80 18 -17.7 -3.1 | 55 28 -22.9 -15.9 73 16 28042 115 12 -10.9 5.1 | 64 18 -16.1 -7.7 74 15 28346 90 11 -11.0 0.0 | 52 21 -16.2 -12.8 75 15 28651 105 14 -13.5 3.6 | 64 21 -18.7 -9.2 76 14 28956 90 11 -11.0 0.0 | 52 21 -16.2 -12.8 77 13 29566 105 13 -12.6 3.4 | 62 20 -17.7 -9.4 78 12 30175 125 10 -8.2 5.7 | 62 15 -13.4 -7.0 79 10 31180 115 10 -9.1 4.2 | 59 17 -14.2 -8.6 Wind Parameters Mean winds (0-6000m): 172.1 at 18.4 knts Storm direction: 202.1 at 13.8 knts Shear (0-3000m) pos: 0.5 neg: 2.3 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 103.7 deg Storm rel helicity (0-3000m) pos: 10.5 neg: -5.5 tot: 4.9 m^2/s^2 ave: 1.6 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 16.54 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 ------------------------------------------------------------------------------- 500 198 9 29 5| 0.0 5.0 5.0| 3.7 -1.3 2.4 4.8 0.29| 8.0 2.4 1000 192 9 39 5| 1.1 2.5 3.6| 4.1 -3.7 0.4 0.4 0.08| 5.9 0.4 1500 192 10 46 4| 0.7 3.8 4.5| 7.5 -4.4 3.2 2.1 0.24| 6.7 1.6 2000 188 11 69 4| 0.6 3.2 3.7| 8.8 -5.2 3.6 1.8 0.24| 5.5 1.3 2500 185 12 83 4| 0.6 2.5 3.2| 10.0 -5.5 4.4 1.8 0.24| 4.7 1.2 3000 184 13 93 4| 0.5 2.3 2.9| 10.5 -5.5 4.9 1.6 0.24| 4.2 1.0 4000 180 15 109 5| 0.7 2.0 2.7| 19.3 -5.6 13.7 3.4 0.29| 3.9 1.1 5000 177 17 122 7| 0.5 2.1 2.6| 24.0 -23.3 0.6 0.1 0.15| 3.9 0.6 6000 172 18 125 9| 1.1 1.9 3.0| 63.8 -30.2 33.7 5.6 0.23| 4.3 1.0 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20250427.12.gif