NBM Guidance for UMATILLA (UMTO3)
45.9167N 119.5666W
Elevation 289 ft
HOURLY TO 24 HOURS:
UMTO3 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 69 73 76 79 81 83 85 85 84 82 77 72 69 67 64 62 61 59 58 56 54 55 59 62 64 Temperature(F)
TSD 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 3 3 3 3 3 3 3 4 3 3 SD of temp(F)
DPT 54 54 54 53 52 50 49 47 48 49 51 52 53 53 53 52 52 52 51 50 50 50 51 51 51 Dew point temp(F)
DSD 1 1 1 1 2 2 2 2 2 2 3 3 3 3 2 2 2 2 2 2 2 2 2 1 2 Dew point temp SD(F)
WBG 64 68 71 73 74 74 72 72 71 70 67 64 62 61 59 59 57 56 55 54 52 53 56 58 60 Wet bulb temp(F)
SKY 2 3 2 0 0 0 3 0 2 5 8 7 4 5 5 2 4 7 5 8 12 21 9 1 7 Sky cover(%)
SSD 3 22 9 0 0 0 3 0 3 4 6 6 5 5 5 3 4 5 4 6 9 13 8 1 7 Sky cover SD(%)
WDR 23 23 23 23 24 24 24 23 23 23 22 23 23 24 24 23 23 23 23 23 23 23 23 24 24 Wind dir (deg)
WSP 3 4 5 5 5 5 4 4 5 6 7 8 9 9 9 9 9 9 9 10 10 11 12 14 14 Wind spd (kts)
WSD 1 1 1 1 1 2 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 Wind spd SD(kts)
GST 8 10 10 10 11 10 9 9 10 11 13 16 16 16 16 16 16 17 17 18 19 20 20 23 22 Wind gust(kts)
GSD 2 2 2 2 3 3 4 5 5 5 4 4 3 3 3 4 4 4 4 3 3 3 3 3 3 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 0 0 0 0 0 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 0 0 0 0 0 0 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 80 80 82 83 85 86 87 88 89 91 92 94 94 93 91 86 84 82 78 75 73 72 69 67 67 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 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 Prob cig<=3000ft(%) MVFR
IFC 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 Prob cig<1000ft(%) IFR
LIC 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 Prob cig<500ft(%) LIFR
LCB -88270260240240230230220230-88190210150 90150210 70-88 70270240240240150120 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 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 Prob vsby<=5mi(%) MVFR
IFV 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 Prob vsby<3mi(%) IFR
LIV 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 Prob vsby<1mi(%) LIFR
MHT 22 30 39 42 47 53 54 54 48 6 4 5 5 4 4 4 4 4 4 4 4 5 14 24 38 MixHgt 100s feet AGL
TWD 25 25 25 24 24 24 25 24 25 24 23 23 23 24 25 24 24 23 23 23 23 23 24 24 25 Transport wind dir
TWS 4 5 6 7 8 8 9 9 10 10 11 13 12 11 10 11 12 12 13 14 13 12 16 15 15 Transport wind spd(kts)
SOL 52 64 79 82 80 73 62 48 26 10 3 2 2 1 0 0 0 0 0 0 0 5 20 35 48 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
UMTO3 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 54 77 48 80 50 Max/Min Temp(F)
XND 4 2 3 3 4 SD of max/min temps(F)
TMP 81 85 77 67 61 56 59 67 74 75 68 59 54 50 54 65 74 78 69 61 56 52 58 Temperature(F)
TSD 2 2 2 2 3 3 4 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 SD of temp(F)
DPT 52 47 51 53 52 50 51 50 49 45 49 49 49 48 50 50 48 44 47 46 46 43 46 Dew point temp(F)
DSD 2 2 3 3 2 2 2 2 3 3 3 3 2 2 2 1 3 3 3 5 5 5 5 Dew point temp SD(F)
WBG 74 72 67 61 57 54 56 64 68 65 60 55 52 49 53 63 69 66 60 55 52 48 54 Wet bulb temp(F)
SKY 0 0 8 5 4 8 9 4 22 18 38 19 3 19 14 10 8 9 21 12 7 11 5 Sky cover(%)
SSD 0 0 6 5 4 6 8 27 22 17 37 26 3 25 35 26 7 11 14 11 11 8 5 Sky cover SD(%)
WDR 24 23 22 24 23 23 23 24 24 24 25 24 23 21 22 23 24 23 21 19 18 0 5 Wind dir (deg)
WSP 5 4 7 9 9 10 12 13 14 13 8 3 3 3 4 8 6 3 0 1 0 0 1 Wind spd (kts)
WSD 1 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 Wind spd SD(kts)
GST 11 9 13 16 16 18 20 21 22 21 14 7 7 6 10 15 12 6 2 2 2 2 3 Wind gust(kts)
GSD 3 5 4 3 4 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 1 1 1 Wind gust SD(kts)
P06 0 0 0 0 1 0 0 0 0 0 0 6-hr PoP(%)
P12 0 0 1 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 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 3-hr Tstm prob(%)
T06 0 0 0 0 1 1 0 0 0 1 0 6-hr Tstm prob(%)
T12 0 1 1 0 1 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 0 0 0 0 0 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 85 88 92 93 84 75 69 67 70 73 72 70 68 67 69 70 75 84 86 89 91 90 91 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<1000ft(%) IFR
LCB 240220190 90 70270240240190 90100130140170250210160130120140160150220 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 Prob vsby<3mi(%) IFR
MHT 47 54 4 4 4 4 14 51 68 71 4 4 4 4 12 35 46 51 4 4 4 4 8 MixHgt 100s feet AGL
TWD 24 24 23 24 24 23 24 25 25 25 27 26 23 21 23 24 24 25 21 19 16 5 7 Transport wind dir
TWS 8 9 11 11 12 14 16 16 17 15 11 5 6 6 7 10 9 6 6 4 3 3 2 Transport wind spd(kts)
SOL 80 48 3 1 0 0 20 59 80 46 4 2 0 0 15 47 78 56 16 8 0 0 5 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
UMTO3 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 54| 77 48| 80 50| 87 56| 87 54| 76 49| 74 47| 75 48 53 85 Max/Min Temp(F)
XND 4| 2 3| 3 4| 3 4| 3 3| 7 5| 6 5| 7 6 SD of max/min temps(F)
TMP 56| 75 50| 78 52| 86 58| 84 56| 73 54| 72 52| 75 52 Temperature(F)
TSD 3| 2 2| 2 2| 2 4| 5 3| 8 4| 7 4| 7 5 SD of temp(F)
DPT 50| 45 48| 44 43| 45 48| 51 51| 53 52| 52 50| 51 49 Dew point temp(F)
DSD 2| 3 2| 3 5| 3 5| 4 2| 6 3| 5 3| 5 4 Dew point temp SD(F)
WBG 54| 65 49| 66 48| 72 54| 72 54| 66 53| 66 50| 66 50 Wet bulb temp(F)
SKY 8| 18 19| 9 11| 13 50| 42 63| 69 74| 28 52| 23 38 Sky cover(%)
SSD 6| 17 25| 11 8| 14 30| 30 27| 19 29| 20 24| 16 27 Sky cover SD(%)
WDR 23| 24 21| 23 0| 1 23| 25 23| 26 22| 25 24| 25 26 Wind dir (deg)
WSP 10| 13 3| 3 0| 3 2| 11 8| 8 4| 6 2| 4 1 Wind spd (kts)
WSD 2| 2 2| 2 1| 2 2| 4 4| 4 3| 4 3| 3 3 Wind spd SD(kts)
GST 18| 21 6| 6 2| 7 5| 21 18| 17 8| 13 5| 10 3 Wind gust(kts)
GSD 3| 3 3| 3 1| 3 4| 7 7| 7 6| 7 4| 5 4 Wind gust SD(kts)
P12 0| 0 1| 0 0| 0 1| 3 14| 26 48| 31 23| 21 16 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 0| 0 0| 4 6| 2 0| 4 1 12-hr QPF(.01in)
Q24 | 0| 0| 0| 0| 10| 2| 5 7 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 0| 0 0| 1 2| 1 0| 1 1 Duration of precip(hrs)
T12 0| 1 1| 0 1| 0 1| 1 5| 1 5| 4 7| 10 7 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 0| 0 0| 0 0| 0 0| 3 4| 36 34| 11 11| 6 7 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 75| 73 67| 84 90|101 102| 98 85| 86 77| 76 73| 79 80 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| 49 1| 49 6| 45 6| 44 6| 4 0| 42 3| 42 4 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
UMTO3 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 79 50| 82 53| 85 54 Max/Min Temp(F)
XND 7 5| 7 4| 8 5 SD of max/min temps(F)
TMP 78 53| 82 54| 83 55 Temperature(F)
TSD 7 5| 7 4| 8 4 SD of temp(F)
DPT 51 49| 51 49| 51 50 Dew point temp(F)
DSD 6 5| 6 5| 6 5 Dew point temp SD(F)
WBG 68 50| 70 52| 72 53 Wet bulb temp(F)
SKY 27 20| 20 38| 16 36 Sky cover(%)
SSD 25 23| 28 28| 6 30 Sky cover SD(%)
WDR 36 25| 28 22| 34 27 Wind dir (deg)
WSP 3 1| 4 1| 4 1 Wind spd (kts)
WSD 4 3| 3 2| 4 3 Wind spd SD(kts)
GST 9 2| 9 3| 9 3 Wind gust(kts)
GSD 5 4| 5 3| 5 5 Wind gust SD(kts)
P12 7 5| 2 6| 5 4 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 3 0| 3 3| 3 3 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 85| 88 90| 93 94 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 13 12| 24 14| 26 15 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
UMTO3 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 55| 77 48| 80 50| 87 56| 87 54| 76 49| 74 47| 75 48| 79 50| 79 Mean min/max temp(F)
TXNSD 4| 2 3| 3 4| 3 4| 3 3| 7 5| 6 5| 7 6| 7 5| 7 SD min/max temp(F)
TXNP1 50| 75 43| 76 45| 83 50| 84 50| 66 43| 68 40| 68 41| 70 43| 70 10th percentile min/max temp(F)
TXNP2 52| 76 45| 77 47| 85 52| 84 51| 73 45| 69 43| 71 44| 73 46| 73 25th percentile min/max temp(F)
TXNP5 56| 77 47| 80 49| 88 55| 87 54| 77 50| 73 47| 73 48| 77 51| 77 50th percentile min/max temp(F)
TXNP7 58| 78 50| 83 55| 90 60| 89 56| 79 52| 77 50| 79 51| 84 54| 84 75th percentile min/max temp(F)
TXNP9 59| 79 53| 84 56| 91 61| 91 58| 85 55| 84 54| 86 56| 87 56| 87 90th percentile min/max temp(F)
WSPP1 6| 9 1| 1 0| 1 0| 4 2| 4 1| 2 1| 2 0| 2 0| 2 10th percentile wnd(kts)
WSPP2 8| 10 3| 2 0| 3 1| 7 3| 5 2| 4 1| 3 1| 3 0| 3 25th percentile wnd(kts)
WSPP5 9| 12 3| 3 1| 4 3| 11 6| 8 3| 6 3| 5 2| 4 1| 5 50th percentile wnd(kts)
WSPP7 10| 13 4| 4 1| 5 4| 14 10| 11 6| 10 4| 7 4| 7 2| 7 75th percentile wnd(kts)
WSPP9 11| 15 5| 6 1| 6 6| 15 13| 15 9| 13 7| 11 7| 10 5| 10 90th percentile wnd(kts)
W24P1 | 9 | 13 | 6 | 4 | 9 | 8 | 6 | 5 | 5 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 10 | 15 | 7 | 5 | 12 | 11 | 8 | 7 | 6 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 12 | 16 | 9 | 6 | 15 | 15 | 11 | 9 | 8 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 13 | 18 | 10 | 8 | 18 | 17 | 15 | 12 | 11 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 15 | 19 | 12 | 9 | 20 | 20 | 18 | 15 | 15 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 17 | 22 | 11 | 7 | 17 | 16 | 12 | 10 | 9 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 19 | 25 | 13 | 9 | 22 | 20 | 15 | 14 | 11 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 21 | 27 | 15 | 11 | 26 | 25 | 20 | 17 | 15 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 24 | 29 | 18 | 14 | 29 | 30 | 26 | 21 | 19 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 25 | 31 | 21 | 16 | 32 | 31 | 29 | 24 | 25 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| 0| 0| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 0| 0| 3| 0| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 0| 0| 25| 8| 0| 0| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 0| 1| 48| 26| 17| 1| 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 012|010 014|010 010|004 007|004 008|005 009|008 010|008 010|008 010|008 10th percentile MSLP(mb)
SLPP2 012|011 015|011 011|005 008|004 009|007 010|009 012|011 013|011 013|010 25th percentile MSLP(mb)
SLPP5 013|012 016|012 012|006 009|006 010|010 012|011 014|013 016|015 016|013 50th percentile MSLP(mb)
SLPP7 013|013 017|013 013|007 010|008 012|011 014|013 016|014 018|016 019|015 75th percentile MSLP(mb)
SLPP9 014|013 017|014 014|008 011|009 013|012 016|014 018|017 021|018 021|017 90th percentile MSLP(mb)