NBM Guidance for MIDDLE MTN (MMRO3)
45.5794N 121.5969W
Elevation 2592 ft
HOURLY TO 24 HOURS:
MMRO3 NBM V5.0 NBH GUIDANCE 8/28/2026 1600 UTC
UTC 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 Time (UTC)
PDT 10 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 Time (PDT)
TMP 65 69 71 73 74 74 74 73 71 68 64 61 58 56 54 52 50 49 48 47 46 45 49 53 56 Temperature(F)
TSD 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 2 2 2 2 2 2 2 2 1 2 SD of temp(F)
DPT 49 50 49 48 47 46 46 46 44 43 43 43 45 45 46 45 45 45 44 45 44 44 45 45 46 Dew point temp(F)
DSD 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 2 2 2 2 Dew point temp SD(F)
WBG 60 64 66 67 67 67 65 64 62 59 56 54 53 52 51 49 49 47 47 46 45 45 48 51 53 Wet bulb temp(F)
SKY 5 3 4 2 3 5 4 3 3 5 7 12 13 9 13 13 19 19 27 37 45 38 22 33 38 Sky cover(%)
SSD 6 4 4 2 3 5 5 3 4 4 6 10 10 9 12 10 13 12 19 33 33 33 34 29 26 Sky cover SD(%)
WDR 27 27 27 27 27 27 27 27 27 26 24 23 22 23 24 25 25 25 25 25 25 24 25 25 26 Wind dir (deg)
WSP 3 4 4 5 5 5 5 5 6 6 6 6 6 6 6 7 7 7 7 7 6 6 6 6 6 Wind spd (kts)
WSD 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 1 1 1 1 1 Wind spd SD(kts)
GST 8 9 10 12 13 14 14 14 15 15 15 15 15 14 15 16 16 16 17 17 16 15 14 15 15 Wind gust(kts)
GSD 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 4 4 4 4 3 3 2 3 2 Wind gust SD(kts)
P01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 2 1-hr PoP(%)
P06 0 0 0 6-hr PoP(%)
Q01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr QPF (.01")
T01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 1 1 1 1 Cond prob of rain(%)
S01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr snow(1/10in)
SLV 82 82 83 83 84 83 83 82 82 83 83 83 82 81 80 78 74 71 69 69 68 67 66 66 66 Snow level 100s feet MSL
I01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
MVC 8 6 4 1 0 0 0 0 0 0 0 1 1 2 3 5 7 9 11 13 14 13 12 13 12 Prob cig<=3000ft(%) MVFR
IFC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 2 2 2 3 2 1 1 Prob cig<1000ft(%) IFR
LIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 1 1 1 1 0 Prob cig<500ft(%) LIFR
LCB 210230210220220220170260-88-88 40 32 31 27 23 27220220150150 80 43 70120100 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 2 2 1 Prob vsby<=5mi(%) MVFR
IFV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 1 0 Prob vsby<3mi(%) IFR
LIV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 Prob vsby<1mi(%) LIFR
MHT 28 34 39 41 41 39 38 36 35 29 13 5 5 5 5 4 4 5 4 5 12 6 25 29 33 MixHgt 100s feet AGL
TWD 27 27 27 27 27 27 27 27 27 27 27 27 27 27 27 27 27 27 27 27 26 27 27 27 27 Transport wind dir
TWS 8 9 10 11 13 15 15 17 17 17 13 12 12 12 11 12 13 14 13 13 14 12 16 17 16 Transport wind spd(kts)
SOL 52 64 80 84 82 76 65 51 29 12 3 2 2 2 0 0 0 0 0 0 0 3 14 29 33 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
MMRO3 NBM V5.0 NBS GUIDANCE 8/28/2026 1600 UTC
DT /AUG 29 /AUG 30 /AUG 31
UTC 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 Time (UTC)
PDT 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 Time (PDT)
FHR 05 08 11 14 17 20 23 26 29 32 35 38 41 44 47 50 53 56 59 62 65 68 71 Forecast Hour
TXN 45 68 41 74 48 Max/Min Temp(F)
XND 3 2 2 3 3 SD of max/min temps(F)
TMP 74 73 64 56 50 47 49 58 64 64 57 50 45 42 47 63 70 71 61 53 51 48 55 Temperature(F)
TSD 1 2 2 1 2 2 2 2 2 2 2 1 1 2 1 3 3 3 2 3 3 2 2 SD of temp(F)
DPT 47 46 43 45 45 45 45 47 44 43 39 42 42 42 42 44 43 42 39 40 39 39 39 Dew point temp(F)
DSD 2 2 2 2 3 3 2 2 2 2 3 2 2 2 2 2 3 4 4 4 4 4 5 Dew point temp SD(F)
WBG 67 64 56 52 49 46 48 56 60 58 51 46 45 42 45 59 64 62 54 49 46 45 50 Wet bulb temp(F)
SKY 3 3 7 9 19 37 22 40 2 9 11 10 36 43 32 28 16 11 13 17 21 14 10 Sky cover(%)
SSD 3 3 6 9 13 33 34 26 6 11 8 8 33 38 40 20 19 11 9 21 15 8 8 Sky cover SD(%)
WDR 27 27 24 23 25 25 25 26 27 28 25 24 23 24 25 28 29 29 26 25 24 21 9 Wind dir (deg)
WSP 5 5 6 6 7 7 6 6 6 6 5 5 5 4 4 3 3 3 3 3 1 1 1 Wind spd (kts)
WSD 1 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Wind spd SD(kts)
GST 13 14 15 14 16 17 14 16 16 16 13 11 12 10 10 8 9 9 8 6 4 3 3 Wind gust(kts)
GSD 2 2 2 3 4 4 2 2 2 3 3 3 3 3 3 3 3 2 2 2 3 2 2 Wind gust SD(kts)
P06 0 0 0 5 5 3 0 0 0 0 0 6-hr PoP(%)
P12 0 9 3 0 0 12-hr PoP(%)
Q06 0 0 0 0 0 0 0 0 0 0 0 6-hr QPF(.01in)
Q12 0 0 0 0 0 12-hr QPF(.01in)
DUR 0 0 0 0 0 Duration of precip(hrs)
T03 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3-hr Tstm prob(%)
T06 0 0 0 2 4 0 0 0 0 0 0 6-hr Tstm prob(%)
T12 0 4 0 0 0 12-hr Tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 4 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 84 82 83 81 74 69 66 65 66 70 68 67 66 66 64 78 92 95 90 92 97 94 92 Snow level 100s feet MSL
I06 0 0 0 0 0 0 0 0 0 0 0 6-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
IFC 0 0 0 0 1 2 2 1 0 0 0 2 3 3 4 1 0 0 0 0 2 3 5 Prob cig<1000ft(%) IFR
LCB 220260 40 27220150 70 44 41 70160130130120140 90 80100100130130130110 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 0 0 0 0 0 1 2 0 0 0 0 0 2 3 3 1 0 0 0 0 2 3 4 Prob vsby<3mi(%) IFR
MHT 41 36 13 5 4 5 25 38 47 48 16 5 4 5 11 29 37 35 4 4 4 5 4 MixHgt 100s feet AGL
TWD 27 27 27 27 27 27 27 27 27 28 27 27 26 26 27 28 28 28 26 25 25 19 12 Transport wind dir
TWS 13 17 13 12 13 13 16 16 18 18 13 11 12 11 12 9 10 13 10 8 7 5 5 Transport wind spd(kts)
SOL 82 51 3 2 0 0 14 48 75 46 5 2 0 0 14 48 80 58 18 9 0 0 5 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
MMRO3 NBM V5.0 NBE GUIDANCE 8/28/2026 1600 UTC
SAT 29 |SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 |SAT 05 CLIMO
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12 Time (UTC)
PDT 05 17 05 17 05 17 05 17 05 17 05 17 05 17 05 Time (PDT)
FHR 20| 32 44| 56 68| 80 92|104 116|128 140|152 164|176 188 Forecast Hour
TXN 45| 68 41| 74 48| 82 51| 75 49| 66 48| 66 46| 70 47 48 78 Max/Min Temp(F)
XND 3| 2 2| 3 3| 3 3| 4 3| 6 3| 6 4| 6 5 SD of max/min temps(F)
TMP 47| 64 42| 71 48| 78 51| 70 49| 61 48| 62 46| 67 47 Temperature(F)
TSD 2| 2 2| 3 2| 3 2| 5 2| 6 3| 6 4| 7 4 SD of temp(F)
DPT 45| 43 42| 42 39| 44 47| 48 47| 51 47| 49 44| 46 42 Dew point temp(F)
DSD 3| 2 2| 4 4| 4 4| 3 3| 4 3| 5 4| 5 5 Dew point temp SD(F)
WBG 46| 58 42| 62 45| 67 50| 63 49| 57 47| 58 45| 60 45 Wet bulb temp(F)
SKY 37| 9 43| 11 14| 22 56| 29 72| 79 74| 56 44| 37 38 Sky cover(%)
SSD 33| 11 38| 11 8| 25 28| 19 18| 14 17| 21 26| 21 23 Sky cover SD(%)
WDR 25| 28 24| 29 21| 30 25| 27 25| 26 25| 28 25| 28 23 Wind dir (deg)
WSP 7| 6 4| 3 1| 2 5| 5 3| 2 3| 3 3| 3 2 Wind spd (kts)
WSD 2| 1 1| 1 1| 2 2| 1 2| 2 3| 2 2| 2 2 Wind spd SD(kts)
GST 17| 16 10| 9 3| 7 11| 16 7| 8 6| 8 6| 8 4 Wind gust(kts)
GSD 4| 3 3| 2 2| 4 4| 3 5| 5 7| 5 5| 4 4 Wind gust SD(kts)
P12 0| 9 3| 0 0| 0 4| 12 15| 63 84| 72 44| 31 17 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 0| 0 0| 24 33| 19 3| 0 0 12-hr QPF(.01in)
Q24 | 0| 0| 0| 0| 57| 22| 0 14 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 0| 0 0| 4 5| 4 0| 0 0 Duration of precip(hrs)
T12 0| 4 0| 0 0| 0 1| 6 7| 6 8| 12 9| 9 6 12-hr Tstm prob(%)
PZR 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 4| 1 0| 0 0| 2 13| 18 29| 70 75| 71 16| 24 11 Cond prob of rain(%)
S12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 | 0| 0| 0| 0| 0| 0| 0 24-hr snow(1/10in)
SLV 69| 70 66| 95 94|101 97| 93 83| 82 72| 74 69| 79 78 Snow level 100s feet MSL
I12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 4| 41 2| 50 7| 45 5| 45 7| 4 3| 36 3| 38 5 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
MMRO3 NBM V5.0 NBX GUIDANCE 8/28/2026 1600 UTC
SUN 06| MON 07| TUE 08
UTC 00 12 |00 12 |00 12 Time (UTC)
PDT 17 05 |17 05 |17 05 Time (PDT)
FHR 200 212|224 236|248 260 Forecast Hour
TXN 73 49| 76 51| 78 52 Max/Min Temp(F)
XND 7 5| 7 5| 7 5 SD of max/min temps(F)
TMP 71 49| 74 51| 75 52 Temperature(F)
TSD 7 4| 7 3| 8 4 SD of temp(F)
DPT 46 43| 46 43| 47 44 Dew point temp(F)
DSD 6 6| 6 6| 5 5 Dew point temp SD(F)
WBG 63 47| 64 48| 65 49 Wet bulb temp(F)
SKY 38 25| 26 29| 18 39 Sky cover(%)
SSD 30 31| 27 13| 14 25 Sky cover SD(%)
WDR 35 25| 31 26| 29 25 Wind dir (deg)
WSP 2 2| 3 3| 3 3 Wind spd (kts)
WSD 2 2| 2 2| 2 2 Wind spd SD(kts)
GST 7 5| 8 6| 8 6 Wind gust(kts)
GSD 4 4| 4 5| 5 5 Wind gust SD(kts)
P12 20 12| 10 9| 10 6 12-hr PoP(%)
Q12 0 0| 0 0| 0 0 12-hr QPF(.01in)
Q24 0| 0| 0 24-hr QPF(.01in)
DUR 0 0| 0 0| 0 0 Duration of precip(hrs)
PZR 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 22 9| 9 5| 5 5 Cond prob of rain(%)
S12 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 0| 0| 0 24-hr snow(1/10in)
SLV 84 83| 88 89| 94 93 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 12 9| 19 11| 23 14 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
MMRO3 NBM V5.0 NBP GUIDANCE 8/28/2026 1300 UTC
SAT 29| SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05| SUN 06|
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 Time (UTC)
PDT 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 Time (PDT)
FHR 23| 35 47| 59 71| 83 95|107 119|131 143|155 167|179 191|203 215|227 Forecast Hour
TXNMN 51| 68 48| 74 51| 82 57| 75 53| 66 50| 66 49| 70 50| 73 53| 73 Mean min/max temp(F)
TXNSD 3| 2 2| 3 3| 3 3| 4 3| 6 3| 6 4| 6 5| 6 5| 6 SD min/max temp(F)
TXNP1 48| 65 45| 69 48| 77 52| 70 49| 58 47| 59 45| 62 46| 64 47| 64 10th percentile min/max temp(F)
TXNP2 49| 66 46| 71 49| 80 54| 72 51| 61 48| 62 47| 65 47| 68 49| 68 25th percentile min/max temp(F)
TXNP5 51| 68 48| 74 50| 83 57| 75 53| 65 50| 64 48| 71 49| 75 52| 75 50th percentile min/max temp(F)
TXNP7 54| 69 49| 77 53| 84 59| 77 55| 71 51| 68 50| 74 53| 77 56| 77 75th percentile min/max temp(F)
TXNP9 55| 70 49| 78 55| 85 61| 81 56| 74 54| 73 53| 79 56| 81 59| 81 90th percentile min/max temp(F)
WSPP1 5| 4 3| 2 0| 1 3| 4 1| 1 0| 1 1| 1 1| 1 1| 1 10th percentile wnd(kts)
WSPP2 6| 5 3| 3 1| 2 4| 5 2| 1 1| 2 1| 2 1| 2 1| 2 25th percentile wnd(kts)
WSPP5 7| 6 4| 3 1| 3 5| 5 3| 2 2| 3 3| 3 2| 3 2| 3 50th percentile wnd(kts)
WSPP7 8| 6 5| 4 2| 4 5| 6 4| 4 4| 5 4| 5 4| 4 3| 4 75th percentile wnd(kts)
WSPP9 9| 7 5| 4 3| 5 6| 7 5| 5 6| 6 6| 5 5| 5 5| 6 90th percentile wnd(kts)
W24P1 | 8 | 8 | 6 | 5 | 7 | 4 | 5 | 5 | 5 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 8 | 9 | 6 | 6 | 8 | 5 | 6 | 6 | 5 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 9 | 9 | 7 | 6 | 9 | 7 | 7 | 7 | 6 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 10 | 10 | 7 | 7 | 10 | 8 | 8 | 8 | 8 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 10 | 10 | 8 | 8 | 10 | 10 | 10 | 9 | 9 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 18 | 19 | 12 | 11 | 18 | 10 | 11 | 12 | 10 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 19 | 21 | 14 | 13 | 20 | 12 | 13 | 14 | 12 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 21 | 23 | 15 | 14 | 22 | 17 | 17 | 16 | 15 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 23 | 24 | 17 | 17 | 24 | 21 | 21 | 20 | 19 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 24 | 25 | 18 | 20 | 26 | 24 | 26 | 23 | 21 90th percentile 24hr wnd gust exceedance(kts)
Q24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr QPF(1/100in)
Q24P2 | 0| 0| 0| 0| 20| 4| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 0| 0| 68| 23| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 0| 0| 88| 57| 5| 0| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 0| 8| 114| 87| 35| 28| 90th percentile 24hr QPF(1/100in)
S24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr snow accum(1/10in)
S24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr snow accum(1/10in)
S24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr snow accum(1/10in)
S24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr snow accum(1/10in)
S24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr snow accum(1/10in)
I24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr ice accum(1/100in)
I24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr ice accum(1/100in)
I24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr ice accum(1/100in)
I24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr ice accum(1/100in)
I24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr ice accum(1/100in)
SLPP1 016|014 018|013 012|008 011|008 011|009 010|010 012|011 012|011 012|011 10th percentile MSLP(mb)
SLPP2 017|015 018|014 013|008 011|009 012|010 012|012 014|014 015|014 015|013 25th percentile MSLP(mb)
SLPP5 017|016 019|014 014|009 013|010 013|012 013|014 016|016 017|016 018|015 50th percentile MSLP(mb)
SLPP7 018|016 020|015 015|010 014|011 014|014 016|015 018|017 020|018 020|017 75th percentile MSLP(mb)
SLPP9 018|017 020|016 016|011 014|012 016|015 018|016 020|019 022|019 022|018 90th percentile MSLP(mb)